Sharp 1420, 1430
A1 Jam in document feeder
A2 Jam in document feeder
C1 Cassette misfeed
C2 Cassette feed, bypass unplugged
C3 Bypass misfeed
E1 Paper feed jam
E3 Exit jam
EE-EL Developer overtoned during setup
EE-EU Developer undertoned during setup
J0 Developer setup taking place
J1 Add toner
J3 Drum unit not installed properly or missing
J7 Drum unit due for replacing
J8 Wrong drum unit or power was turned on after J7 displayed
L6 Key counter or other optional counter accessory problem
U1 Drive problem
U2 Scan
U3 Lens
U4-01 Fuser thermistor
U4-02 High fuser temperature
U4-03 Low fuser temperature
U5 500 sheet cassette lift motor
U6 Main board problem
U7 Document glass too hot (with document feeder)
U8 Problem with line voltage
U9 Auto developer setup problem


Sharp 2014
A1 Jam in document feeder
A2 Jam in document feeder
C1 Cassette misfeed
C2 Cassette feed, bypass unplugged
C3 Bypass misfeed
E1 Paper feed jam
E3 Exit jam
EE-EL Developer overtoned during setup
EE-EU Developer undertoned during setup
H2-0 Fusing unit temperature error
H3-0 Overheated fusing unit
H4-0 The fusing unit doesn't heat up
J0 Developer setup taking place
J1 Add toner
J3 Drum unit not installed properly or missing
J7 Drum unit due for replacing
J8 Wrong drum unit or power was turned on after J7 displayed
L1-0 Scanner position error
L3-0 Scanner position error
L4-1 Main motor drive overloaded
L5-2 Lens position error
L6 Key counter or other optional counter accessory problem
L8-1 Zero cross signal error
L8-3 Auto-exposure sensor malfunction
U1 Drive problem
U2 Scan
U3 Lens
U4-01 Fuser thermistor
U4-02 High fuser temperature
U4-03 Low fuser temperature
U5 500 sheet cassette lift motor
U6 Main board problem
U7 Document glass too hot (with document feeder)
U8 Problem with line voltage
U9 Auto developer setup problem


Sharp 2020
CC Original detection problem
CH Lit Steadily: Sorter not installed, or not turned on
CH Flashing: DV unit not installed, not connected properly, or not latched in place properly
F1 Sub code 00: Communication error between main board and sorter. Sub code 02: Sorter transport motor drive.
F2 Sub code 31: Image density sensor. Could be a problem with light level. Sub code 32: Drum mark sensor problem. . Does not see mark on drum or sensor not working properly.
H2 Sub code 00: Fuser thermistor open.
H3 Sub code 00: Fuser temperature too high.
H4 Sub code 00: Fuser temperature too low. Lamp, thermal switch, connections.
L1 Scan forward problem. Motor, sensor, board
L3 Scan forward problem. Motor, sensor, board.
L4 Drive problem; main motor, gear, sensor, bind.
L5 Lens problem. Motor sensor board.
L8 Sub code 01: Zero cross.
P Paper feed problem or no paper
PC Card counter not installed
U2 Sub code 01: Memory loss.
U4 Sub code 00: Communication problem between copier and duplex unit.
U5 Sub code 00: Communication problem between main board and ADF.


Sharp 2022, 2027, 2035
P10 Set or clear departmental counter
P11 Display individual departmental counts
P13 Clear departmental counters
P14 Enter, clear or change department numbers
P16 Change max. number of copies that can be run
P18 Sends alarm if the wrong department number is tried three times in a row
P19 Change code number
P20 Adjust auto exposure
P21 Adjust automautic shufoff
P22 Adjust manual exposure
P23 Adjust auto clear time
P24 Set up fixed magnification settings
P25 Set maximum number of copies or of sets
P26 Binding margin
P27 Border erase setting
P28 Defaults at power on
P29 Display various counts
P30 Auto repeat on or off
P45 Message display time
P70 Auto paper select on or off
P71 Auto cassette select on or off
P72 Maximum copies in duplex
P73 Copy condition in rewrite
P74 Duplex limit when problems with duplex unit
P75 Prevent auto duplex
P76 Prevent stapling
P77 Prevent cover use
P90 List programs


Sharp 2025, 2030, 2040
C2 Transfer corona problem or HVT
CC Original detection problem.
CH Door open or developer unit not installed, not connected properly, or not latched in place properly.
F1 Sub code 00: Communication error between main board and sorter. 01: Jogger error. 02: Sorter transport motor drive. 04: Sorter bin sensor problem. Lower limit sensed wrong.
F2 Sub code 02: Toner motor problem. 31: Image density sensor problem. Could be a problem with the light level. 32: Drum mark sensor problem. Does not see mark on drum or sensor does not work properly. 35: Grid voltage correction will not work during simulation.
F3 Sub code 12: Copier upper cassette lift motor problem. Copier bottom cassette lift motor problem.
H2 Fuser thermistor open.
H3 Fuser temperature too high.
H4 Fuser temperature too low. Lamp, thermal switch, connections.
L4 Sub code 01: Drive problem, main motor, sensor, bind.
L5 Sub code 03: Drive problem with 4th/5th mirror assembly, motor, sensor, board.
L8 Sub code 01: Power frequency problem.
PC Card counter or key counter not installed.
PF There is an inhibit command from the PC modem. This is reset with simulation 17.
U2 Sub code 00 or 01: Memory error.
U3 Sub code 20: Mirror motor locked. 21: Mirror motor home sensor.
U4 Sub code 02: Duplex alignment plate out of position motor, cable, sensor.
U5 Sub code 00: Communication problem between main board and RADF. 01: RADF motor drive problem. 02: RADF motor drive problem. 03: RADF resist sensor. 04: RADF exit sensor.
U6 Sub code 00: Communication error between copier and desk. 01, 02, 03: Desk lift motor drive problem. 08: Desk 24v problem. 09: LCT motor overload. 10: Desk transport motor drive problem.
U7 Sub code 00: Communication problem between copier and PC modem.


Sharp 2050
CC-nn Original sensing problem
CH Lit steadily: Door open
CH Flashing: Developer unit not installed, not latched or not installed properly
EE-EL During developer calibration, overtoned condition detected
EE-EU During developer calibration, undertoned condition detected
F1-00 Communication problem between main board and stapler
F1-02 Stapler sorter transport drive problem
F1-03 Problem with guide bar oscillator motor
F1-04 Index lower sensor
F1-05 Index upper sensor
F1-06 Shift motor problem in stapler sorter, or index motor problem
F1-08 Staple sorter shift motor drive problem
F1-10 Stapler problem
F2-00 Toner sensor problem
F2-31 Drum surface reflecting problem
F2-32 Drum sensor not scanning mark properly
F2-33 Grid voltage is too high or too low
F2-35 During patch detection, measurement is wrong
F2-37 Drum mark sensor adjustment problem
F3-01 LCT encoder
F3-02 LCT lift problem
F3-03 LCT down problem
F3-12 Cassette 1 lift problem
F3-22 Cassette 2 lift problem
F3-32 Cassette 3 lift problem
F3-42 Cassette 4 lift problem
H2-00 Fuser thermistor
H3-00 Fuser temperature too high
H4-00 Fuser temperature too low
L1-00 Scan problem
L2-00 Mirror motor drive problem
L3-00 Scan return problem
L4-01 Drum motor drive problem
L4-02 Main motor drive problem
L5-00 4/5 mirror drive problem
L8-01 Full wave signal missing to auto exposure
L8-02 Full wave signal to auto exposure is incorrect
L8-03 During auto exposure adjust procedure, the auto exp.
P20 Adjust automatic exposure
P21 Auto shut off timing
P22 Toner save mode
P25 Maximum number of copies that can be selected
P26 Margin shift
P28 Initial status
P29 To read total copies
P70 Auto paper select
P72 Bypass in duplex
P74 Stop document feeder use
P75 Stop duplex use
P76 Stop stapler use
P83 Modem access to codes through phone line
P90 Display all of the operator programs
PC Card counter
PF Modem problem
U0-00 Operation panel problem
U2-00 EEPROM error. Reset with sim. 16
U3-00 Communication problem between master and mirror controller
U3-20 Mirror drive problem
U3-21 Mirror home sensor problem
U3-26 Mirror motor voltage problem
U3-41 Lens motor home correction did not go well
U3-42 4/5 mirror motor problem similar to U3 -41
U4-02 Duplex alignment plate sensor
U4-03 Duplex rear plate sensor
U5-00 Communication problem between RADF and copier
U5-01 RADF resist sensor
U5-02 RADF reverse sensor
U5-03 RADF timing sensor
U5-04 RADF empty sensor
U5-11 RADF paper feed drive problem
U5-12 RADF transport drive problem
U7-00 Communication problem between copier and modem


Sharp 2114
A1 Jam in document feeder
A2 Jam in document feeder
C1 Cassette misfeed
C2 Cassette feed, bypass unplugged
C3 Bypass misfeed
E1 Paper feed jam
E3 Exit jam
EE-EL Developer overtoned during setup
EE-EU Developer undertoned during setup
J0 Developer setup taking place
J1 Add toner
J3 Drum unit not installed properly or missing
J7 Drum unit due for replacing
J8 Wrong drum unit or power was turned on after J7 displayed
L6 Key counter or other optional counter accessory problem
U1 Drive problem
U2 Scan
U3 Lens
U4-01 Fuser thermistor
U4-02 High fuser temperature
U4-03 Low fuser temperature
U5 500 sheet cassette lift motor
U6 Main board problem
U7 Document glass too hot (with document feeder)
U8 Problem with line voltage
U9 Auto developer setup problem


Sharp 2116, 2118
CH Sorter not installed or not turned on
CH blinking DV unit not installed, not connected properly
EE-EL During developer calibration, problem of some kind. Over toned
EE-EU During developer calibration, problem of some kind. Under toned
F1-00 Communication error between main board and sorter
F1-02 Transport motor drive
F1-04 Bin sensor problem. Upper or lower limit sensor problem
F1-05 Sorter bin home sensor
F1-06 Sorter bin motor drive
F1-14 Take out sensor problem
F2-31 Image density sensor problem
F2-32 Drum mark sensor problem
F2-35 Grid voltage correction will not work on the patch voltage is outside the expected range
H2-00 Fuser thermistor open
H3-00 Fuser temperature too high
H4-00 Fuser temperature too low. Lamp, thermal switch, connections
L1 Scan forward problem
L3 Scan return problem
L4 Drive problem; main motor, gear, sensor, bind
L5 Lens problem
L8-01 Zero cross (board problem)
L8-03 Auto exposure sensor problem
P Paper feed problem
PC Card counter not installed
U2-01 Memory loss
U2-04 EEPROM error
U5-00 Communication problem between main board and ADF
U5-01 Registration sensor problem during adjustment, or adjustment value is not a valid number
U5-02 Exit sensor adjustment problem; invalid adjustment value
U5-11 Paper feed drive problem
U5-12 Transport motor drive


Sharp 2120, 2216
CC Original detection problem
CH Sorter not installed, or not turned on
CH blinking DV unit not installed, not connected properly, or not latched in place properly
F1 Sub code 00: Communication error between main board and sorter. Sub code 02: Sorter transport motor drive.
F2 Sub code 31: Image density sensor. Could be a problem with light level. Sub code 32: Drum mark sensor problem. Does not see mark on drum or sensor not working properly.
H2 Sub code 00: Fuser thermistor open.
H3 Sub code 00: Fuser temperature too high.
H4 Sub code 00: Fuser temperature too low. Lamp, thermal switch, connections.
L1 Scan forward problem. Motor, sensor, board
L3 Scan forward problem. Motor, sensor, board.
L4 Drive problem; main motor, gear, sensor, bind.
L5 Lens problem. Motor sensor board.
L8 Sub code 01: Zero cross.
P Paper feed problem or no paper
PC Card counter not installed
U2 Sub code 01: Memory loss.
U4 Sub code 00: Communication problem between copier and duplex unit.
U5 Sub code 00: Communication problem between main board and ADF.


Sharp 2214
A1 Jam in document feeder
A2 Jam in document feeder
C1 Cassette misfeed
C2 Cassette feed, bypass unplugged
C3 Bypass misfeed
E1 Paper feed jam
E3 Exit jam
EE-EL Developer overtoned during setup
EE-EU Developer undertoned during setup
J0 Developer setup taking place
J1 Add toner
J3 Drum unit not installed properly or missing
J7 Drum unit due for replacing
J8 Wrong drum unit or power was turned on after J7 displayed
L6 Key counter or other optional counter accessory problem
U1 Drive problem
U2 Scan
U3 Lens
U4-01 Fuser thermistor
U4-02 High fuser temperature
U4-03 Low fuser temperature
U5 500 sheet cassette lift motor
U6 Main board problem
U7 Document glass too hot (with document feeder)
U8 Problem with line voltage
U9 Auto developer setup problem


Sharp 2216
CC Original not detected in DF
CH Sorter problems
CH blinking Dev unit is not properly installed
L1 Scanner position error
L3 Scanner position error
L4 Main motor drive overloaded
L5 Lens position error
L8-01 Main board malfunction
L8-03 Auto-exposure sensor malfunction
H2-00 Fusing unit temperature error
H3-00 Overheated fusing unit
H4-00 The fusing unit doesn't heat up
U2-01 Memory back-up battery dead
U2-04 EPROM error
U5-00 Communication with the ADF is lost
U5-02 Exit sensor error in ADF
U5-11 Paper feed drive overloaded in ADF
U5-16 Cooling fan overloaded in ADF
F1-00 Lost communication with the Sorter
F1-02 Main drive overloaded in Sorter
F1-04 Bin position error in sorter
F1-05 Bin position error in sorter
F1-06 Paper exit drive overloaded in sorter
F1-14 Paper presence sensor error in sorter
F1-16 Paper transport motor overloaded in sorter
F2-31 ID pattern reading error
F2-32 ID pattern reading error
F2-33 Grid voltage error
F2-35 Grid voltage error
F2-37 ID pattern reading error
EE-EU Low toner density in the developer
EE-EL High toner density in the developer
P Add paper
PC Key counter not installed


Sharp 2314
CH If lit steadily, paper feed section cover is open or manual feed unit not installed properly. If flashing, developer seal still installed, or toner density sensor/main board problem.
EE Sub code EU: undertoned. May be toner density sensor problem or developer unit problem.Sub code EL: Over toned. May be toner density sensor problem or developer unit problem.
H2 Sub code 0: Fuser thermistor.
H3 Sub code 0: Fuser temperature too high.
H4 Sub code 0: Fuser temperature too low.
L1 Scan problem. Sub code is 0, but there is no more detail. Could be no scan drive; scan did not leave home; scan did not return home; scan overloaded; mirror motor problem; scan cable came off.
L3 Scan return problem. Sub code 0. Approximately same causes as L1
L4 Sub code 1: Main drive problem. Sensor, gear, motor.
L5 Sub code 2: Lens drive, motor, sensor.
L8 Sub code 1: Power frequency varies by more than 5 % or for more than 5 sec. Sub code 3: AE sensor problem.
PC Key counter not installed.
SPFJAM Document feeder problem.
U2 Sub code 1: Main board EEPROM problem. Sub code 4: Memory problem.
U5 Sub code 5: high temperature at exposure glass when using document feeder.


Sharp 2414, 2514
CH If lit steadily, paper feed section cover is open or manual feed unit not installed properly. If flashing, developer seal still installed, or toner density sensor/main board problem.
EE Sub code EU: undertoned. May be toner density sensor problem or developer unit problem. Sub code EL: Over toned. May be toner density sensor problem or developer unit problem.
H2 Sub code 0: Fuser thermistor.
H3 Sub code 0: Fuser temperature too high.
H4 Sub code 0: Fuser temperature too low.
L1 Scan problem. Sub code is 0, but there is no more detail. Could be no scan drive; scan did not leave home; scan did not return home; scan overloaded; mirror motor problem; scan cable came off.
L3 Scan return problem. Sub code 0. Approximately same causes as L1
L4 Sub code 1: Main drive problem. Sensor, gear, motor.
L5 Sub code 2: Lens drive, motor, sensor.
L8 Sub code 1 Power frequency varies by more than 5 % or for more than 5 sec. Sub code 3: AE sensor problem.
PC Key counter not installed.
SPFJAM Document feeder problem.
U2 Sub code 1: Main board EEPROM problem. Sub code 4: Memory problem.
U5 Sub code 5: high temperature at exposure glass when using document feeder


Sharp 7100, 7200
0 Stepping motor
10 Mirror motor
40 Dark box switch
8 Mirror motor
C1 Charge corona
C2 Transfer corona
C3 Discharge corona
CH possible DV unit not installed properly
CH Interlock or thermal fuse
H1 Heater thermal fuse
H2 Thermistor
H3 High Temperature
H4 Low Temperature
H5 Lower thermofuse
H6 Lower thermistor
H7 High temperature in lower roller
H8 Low temperature in lower roller
L1 Forward Scan
L2 End of Scan
L3 Return of Scan
L4 PT/main motor
L5 Lens
P1 Copy lamp thermal fuse
U1 Low battery
U2 Data transfer
U3 Dark box


Sharp 7320, 7370
CH Door open or developer unit out
EL Developer problem
EU Developer set up problem
P flashing Out of paper
P lit No cassette in machine
PC Personal counter not installed
U3 Auto exposure sensor problem


Sharp 750
0 Stepping motor
10 Mirror motor
40 Dark box switch
8 Mirror motor
C1 Charge corona
C2 Transfer corona
C3 Discharge corona
CH Interlock or thermal fuse
CH possible DV unit not installed properly
H1 Heater thermal fuse
H2 Thermistor
H3 High Temperature
H4 Low Temperature
H5 Lower thermofuse
H6 Lower thermistor
H7 High temperature in lower roller
H8 Low temperature in lower roller
L1 Forward Scan
L2 End of Scan
L3 Return of Scan
L4 PT/main motor
L5 Lens
P1 Copy lamp thermal fuse
U1 Low battery
U2 Data transfer
U3 Dark box


Sharp 755, 756, 760
0 Stepping motor
10 Mirror motor
40 Dark box switch
8 Mirror motor
C1 Charge corona
C2 Transfer corona
C3 Discharge corona
CH possible DV unit not installed properly
CH Interlock or thermal fuse
H1 Heater thermal fuse
H2 Thermistor
H3 High Temperature
H4 Low Temperature
H5 Lower thermofuse
H6 Lower thermistor
H7 High temperature in lower roller
H8 Low temperature in lower roller
L1 Forward Scan
L2 End of Scan
L3 Return of Scan
L4 PT/main motor
L5 Lens
P1 Copy lamp thermal fuse
U1 Low battery
U2 Data transfer
U3 Dark box


Sharp 770
0 Stepping motor
10 Mirror motor
40 Dark box switch
8 Mirror motor
C1 Charge corona
C2 Transfer corona
C3 Discharge corona
CH possible DV unit not installed properly
CH Interlock or thermal fuse
H1 Heater thermal fuse
H2 Thermistor
H3 High Temperature
H4 Low Temperature
H5 Lower thermofuse
H6 Lower thermistor
H7 High temperature in lower roller
H8 Low temperature in lower roller
L1 Forward Scan
L2 End of Scan
L3 Return of Scan
L4 PT/main motor
L5 Lens
P1 Copy lamp thermal fuse
U1 Low battery
U2 Data transfer
U3 Dark box
0 Main board, operations panel
0 Data transfer (main and operations)
0 Data transfer (main and ADF)
1 Document feeded motors
1 Exposure lamp board or operations
2 Automatic exposure sensor, exposure lamp board
U Press {Print} and read secondary code:
U3 Press {Print} and read secondary code:
U4 Press {Print} and read secondary code:


Sharp 7700, 7750
0 Data transfer (main and ADF)
0 Data transfer (main and operations)
0 Main board, operations panel
1 Document feeded motors
1 Exposure lamp board or operations
2 Automatic exposure sensor, exposure lamp board
U Press {Print} and read secondary code:
U3 Press {Print} and read secondary code:
U4 Press {Print} and read secondary code:


Sharp 771
0 Stepping motor
10 Mirror motor
40 Dark box switch
8 Mirror motor
C1 Charge corona
C2 Transfer corona
C3 Discharge corona
CH possible DV unit not installed properly
CH Interlock or thermal fuse
H1 Heater thermal fuse
H2 Thermistor
H3 High Temperature
H4 Low Temperature
H5 Lower thermofuse
H6 Lower thermistor
H7 High temperature in lower roller
H8 Low temperature in lower roller
L1 Forward Scan
L2 End of Scan
L3 Return of Scan
L4 PT/main motor
L5 Lens
P1 Copy lamp thermal fuse
U1 Low battery
U2 Data transfer
U3 Dark box


Sharp 780
0 Stepping motor
10 Mirror motor
40 Dark box switch
8 Mirror motor
C1 Charge corona
C2 Transfer corona
C3 Discharge corona
CH Interlock or thermal fuse
CH possible DV unit not installed properly
H1 Heater thermal fuse
H2 Thermistor
H3 High Temperature
H4 Low Temperature
H5 Lower thermofuse
H6 Lower thermistor
H7 High temperature in lower roller
H8 Low temperature in lower roller
L1 Forward Scan
L2 End of Scan
L3 Return of Scan
L4 PT/main motor
L5 Lens
P1 Copy lamp thermal fuse
U1 Low battery
U2 Data transfer
U3 Dark box
CC Document sensor
CH Door open
EE Developer did not set up properly
EL Developer sensor
EU Developer sensor
H2 Thermistor
H3 High temperature
H4 Low temperature
L1 Forward scan
L2 Forward scan
L3 Scan return
L5 Lens
L6 Bottom rotating cassette
L8 Signal
L9 Sorter
U1 Battery
U2 Back up battery
U3 Auto exposure sensor
U5 Problem in interface between machine and ADF


Sharp 7800
CC Document sensor
CH Door open
EE Developer did not set up properly
EL Developer sensor
EU Developer sensor
H2 Thermistor
H3 High temperature
H4 Low temperature
L1 Forward scan
L2 Forward scan
L3 Scan return
L5 Lens
L6 Bottom rotating cassette
L8 Signal
L9 Sorter
U1 Battery
U2 Back up battery
U3 Auto exposure sensor
U5 Problem in interface between machine and ADF


Sharp 781
0 Stepping motor
10 Mirror motor
40 Dark box switch
8 Mirror motor
C1 Charge corona
C2 Transfer corona
C3 Discharge corona
CH possible DV unit not installed properly
CH Interlock or thermal fuse
H1 Heater thermal fuse
H2 Thermistor
H3 High Temperature
H4 Low Temperature
H5 Lower thermofuse
H6 Lower thermistor
H7 High temperature in lower roller
H8 Low temperature in lower roller
L1 Forward Scan
L2 End of Scan
L3 Return of Scan
L4 PT/main motor
L5 Lens
L6 Charge block switch
P1 Copy lamp thermal fuse
U1 Low battery
U2 Data transfer
U3 Dark box


Sharp 7850
CC Document sensor
CH Door open
EE Developer did not set up properly
EL Developer sensor
EU Developer sensor
H2 Thermistor
H3 High temperature
H4 Low temperature
L1 Forward scan
L2 Forward scan
L3 Scan return
L5 Lens
L6 Bottom rotating cassette
L8 Signal
L9 Sorter
U1 Battery
U2 Back up battery
U3 Auto exposure sensor
U5 Problem in interface between machine and ADF


Sharp 7900
CC Not sensing document on glass
CH Door open/DV unit not installed properly
EE DV did not set up properly
EL DV problem-overtoned condition
EU DV problem-undertoned condition
H2 Fuser thermistor
H3 Fuser temperature too high
H4 Fuser temperature too low
L1 Forward scan
L3 Return scan
L7 Developer unit shift problem
PC Key counter
U1 Dead battery
U2 Battery problem


Sharp 810
1 Open interlock switch
2 Bad thermofuse/thermistor
3 High or low temperature
4 Scanner problem
0 Data transfer
10 Mirror base
4 Stepping motor clock pulse
40 Lens
8 Mirror motor
U3 Press {Print} and read secondary code:


Sharp 8100
0 Data transfer
10 Mirror base
4 Stepping motor clock pulse
40 Lens
8 Mirror motor
U3 Press {Print} and read secondary code:


Sharp 811
1 Door or separator interlock
2 Instantly=Thermofuse
3 High temperature
4 Low temperature (if it takes 11 min)
5 Scanner problem if it takes several seconds
6 Optics problem on 820
7 Thermistor


Sharp 815
0 Stepping motor
10 Mirror motor
40 Dark box switch
8 Mirror motor
C1 Charge corona
C2 Transfer corona
C3 Discharge corona
CH possible DV unit not installed properly
CH Interlock or thermal fuse
H1 Heater thermal fuse
H2 Thermistor
H3 High Temperature
H4 Low Temperature
H5 Lower thermofuse
H6 Lower thermistor
H7 High temperature in lower roller
H8 Low temperature in lower roller
L1 Forward Scan
L2 End of Scan
L3 Return of Scan
L4 PT/main motor
L5 Lens
L6 Charge block switch
P1 Copy lamp thermal fuse
U1 Low battery
U2 Data transfer
U3 Dark box


Sharp 816
0 Stepping motor
10 Mirror motor
40 Dark box switch
8 Mirror motor
C1 Charge corona
C2 Transfer corona
C3 Discharge corona
CH Interlock or thermal fuse
CH possible DV unit not installed properly
H1 Heater thermal fuse
H2 Thermistor
H3 High Temperature
H4 Low Temperature
H5 Lower thermofuse
H6 Lower thermistor
H7 High temperature in lower roller
H8 Low temperature in lower roller
L1 Forward Scan
L2 End of Scan
L3 Return of Scan
L4 PT/main motor
L5 Lens
L6 Charge block switch
P1 Copy lamp thermal fuse
U1 Low battery
U2 Data transfer
U3 Dark box


Sharp 820
1 Door or separator interlock
2 Instantly=Thermofuse
3 High temperature
4 Low temperature (if it takes 11 min)
5 Scanner problem if it takes several seconds
6 Optics problem on 820
7 Thermistor
A1 Document feeder problem.
CH Toner cartridge not installed or not installed properly.
H2 Sub code 0: Fuser thermistor.
H3 Sub code 0: Fuser temperature too high.
H4 Sub code 0: Fuser temperature too low.
L1 Document feeder problem.
L3 Scan return problem. Sub code is 0, but there is no more detail. Could be no scan drive; scan did not leave home; scan did not return home; scan overloaded; mirror motor problem; scan cable came off.
L4 Sub code 1: Main drive problem. Sensor gear motor.
L5 Sub code 2: Lens drive, motor, sensor
P Paper feed.
U2 Sub code 1: Main board EEPROM problem. 4: Memory problem.
U5 Sub code 5: high temperature at exposing glass when using document feeder.
0 Stepping motor
10 Mirror motor
40 Dark box switch
8 Mirror motor
C1 Charge corona
C2 Transfer corona
C3 Discharge corona
CH Interlock or thermal fuse
CH possible DV unit not installed properly
H1 Heater thermal fuse
H2 Thermistor
H3 High Temperature
H4 Low Temperature
H5 Lower thermofuse
H6 Lower thermistor
H7 High temperature in lower roller
H8 Low temperature in lower roller
L1 Forward Scan
L2 End of Scan
L3 Return of Scan
L4 PT/main motor
L5 Lens
L6 Charge block switch
P1 Copy lamp thermal fuse
U1 Low battery
U2 Data transfer
U3 Dark box


Sharp 8200
0 Stepping motor
10 Mirror motor
40 Dark box switch
8 Mirror motor
C1 Charge corona
C2 Transfer corona
C3 Discharge corona
CH Interlock or thermal fuse
CH possible DV unit not installed properly
H1 Heater thermal fuse
H2 Thermistor
H3 High Temperature
H4 Low Temperature
H5 Lower thermofuse
H6 Lower thermistor
H7 High temperature in lower roller
H8 Low temperature in lower roller
L1 Forward Scan
L2 End of Scan
L3 Return of Scan
L4 PT/main motor
L5 Lens
L6 Charge block switch
P1 Copy lamp thermal fuse
U1 Low battery
U2 Data transfer
U3 Dark box


Sharp 825
0 Stepping motor
10 Mirror motor
40 Dark box switch
8 Mirror motor
A1 Document feeder problem.
C1 Charge corona
C2 Transfer corona
C3 Discharge corona
CH possible DV unit not installed properly
CH Interlock or thermal fuse
CH Toner cartridge not installed or not installed properly.
H1 Heater thermal fuse
H2 Sub code 0: Fuser thermistor.
H2 Thermistor
H3 High Temperature
H3 Sub code 0: Fuser temperature too high.
H4 Sub code 0: Fuser temperature too low.
H4 Low Temperature
H5 Lower thermofuse
H6 Lower thermistor
H7 High temperature in lower roller
H8 Low temperature in lower roller
L1 Document feeder problem.
L1 Forward Scan
L2 End of Scan
L3 Return of Scan
L3 Scan return problem. Sub code is 0, but there is no more detail. Could be no scan drive; scan did not leave home; scan did not return home; scan overloaded; mirror motor problem; scan cable came off.
L4 PT/main motor
L4 Sub code 1: Main drive problem. Sensor gear motor.
L5 Lens
L5 Sub code 2: Lens drive, motor, sensor
L6 Charge block switch
P Paper feed.
P1 Copy lamp thermal fuse
U1 Low battery
U2 Data transfer
U2 Sub code 1: Main board EEPROM problem. 4: Memory problem.
U3 Dark box
U5 Sub code 5: high temperature at exposing glass when using document feeder.


Sharp 826
0 Stepping motor
10 Mirror motor
40 Dark box switch
8 Mirror motor
C1 Charge corona
C2 Transfer corona
C3 Discharge corona
CH Interlock or thermal fuse
CH possible DV unit not installed properly
H1 Heater thermal fuse
H2 Thermistor
H3 High Temperature
H4 Low Temperature
H5 Lower thermofuse
H6 Lower thermistor
H7 High temperature in lower roller
H8 Low temperature in lower roller
L1 Forward Scan
L2 End of Scan
L3 Return of Scan
L4 PT/main motor
L5 Lens
L6 Charge block switch
P1 Copy lamp thermal fuse
U1 Low battery
U2 Data transfer
U3 Dark box


Sharp 8260
0 Data transfer
10 Mirror base
4 Stepping motor clock pulse
40 Lens
8 Mirror motor
U3 Press {Print} and read secondary code:


Sharp 830, 835
A1 Document feeder problem.
CH Toner cartridge not installed or not installed properly.
H2 Sub code 0: Fuser thermistor.
H3 Sub code 0: Fuser temperature too high.
H4 Sub code 0: Fuser temperature too low.
L1 Document feeder problem.
L3 Scan return problem. Sub code is 0, but there is no more detail. Could be no scan drive; scan did not leave home; scan did not return home; scan overloaded; mirror motor problem; scan cable came off.
L4 Sub code 1: Main drive problem. Sensor gear motor.
L5 Sub code 2: Lens drive, motor, sensor
P Paper feed.
U2 Sub code 1: Main board EEPROM problem. 4: Memory problem.
U5 Sub code 5: high temperature at exposing glass when using document feeder.
CC Not sensing document on glass
CH Door open/DV unit not installed properly
EE DV did not set up properly
EL DV problem-overtoned condition
EU DV problem-undertoned condition
H2 Fuser thermistor
H3 Fuser temperature too high
H4 Fuser temperature too low
L1 Forward scan
L3 Return scan
L7 Developer unit shift problem
PC Key counter
U1 Dead battery
U2 Battery problem


Sharp 8300, 8350, 8400
CC Not sensing document on glass
CH Door open/DV unit not installed properly
EE DV did not set up properly
EL DV problem-overtoned condition
EU DV problem-undertoned condition
H2 Fuser thermistor
H3 Fuser temperature too high
H4 Fuser temperature too low
L1 Forward scan
L3 Return scan
L7 Developer unit shift problem
PC Key counter
U1 Dead battery
U2 Battery problem


Sharp 845
A1 Document feeder problem.
CH Toner cartridge not installed or not installed properly.
H2 Sub code 0: Fuser thermistor.
H3 Sub code 0: Fuser temperature too high.
H4 Sub code 0: Fuser temperature too low.
L1 Document feeder problem.
L3 Scan return problem. Sub code is 0, but there is no more detail. Could be no scan drive; scan did not leave home; scan did not return home; scan overloaded; mirror motor problem; scan cable came off.
L4 Sub code 1: Main drive problem. Sensor gear motor.
L5 Sub code 2: Lens drive, motor, sensor
P Paper feed.
U2 Sub code 1: Main board EEPROM problem. 4: Memory problem.
U5 Sub code 5: high temperature at exposing glass when using document feeder.


Sharp 850
1 Door or separator interlock
2 Instantly=Thermofuse
3 High temperature
4 Low temperature (if it takes 11 min)
5 Scanner problem if it takes several seconds
6 Optics problem on 820
7 Thermistor


Sharp 8600
0 Data transfer
10 Mirror base
4 Stepping motor clock pulse
40 Lens
8 Mirror motor
U3 Press {Print} and read secondary code:


Sharp 8875
C2 Transfer corona problem
CH If lit steadily, open door or other interlock. If flashing, developer unit not installed or not connected properly
H2 Fuser thermistor
H3 Fuser overheat. Triac pinched wire
H4 Low fuser temperature. Lamp, thermal fuse, thermistor, connection
L1 Scan problem. Did not leave home position
L2 Scan left home, but did not complete scan
L3 No return scan
L4 Drive problem
L5 Lens problem
L9 Sorter index. If 0 is flashing, sorter index home sensor did not actuate. If 1 is flashing, sorter bottom actuator remained actuated
U1 Battery. Replace battery (might have 2) and do simulation 13 to reset
U2 Communication problem within boards. To reset, jumper test points W2 & U2


Sharp 900, 901
0 Stepping motor
10 Mirror motor
40 Dark box switch
8 Mirror motor
C1 Charge corona
C2 Transfer corona
C3 Discharge corona
CH possible DV unit not installed properly
CH Interlock or thermal fuse
H1 Heater thermal fuse
H2 Thermistor
H3 High Temperature
H4 Low Temperature
H5 Lower thermofuse
H6 Lower thermistor
H7 High temperature in lower roller
H8 Low temperature in lower roller
L1 Forward Scan
L2 End of Scan
L3 Return of Scan
L4 PT/main motor
L5 Lens
L6 Charge block switch
P1 Copy lamp thermal fuse
U1 Low battery
U2 Data transfer
U3 Dark box


Sharp 9300, 9500, 9550
0 Desk board and main board
0 Data transfer
10 Desk alignment board
10 Mirror base
20 Sort gate
4 Stepping motor clock pulse
40 Lens
8 Mirror motor
U3 Press {Print} and read secondary code:
U4 Press {Print} and read secondary code:


[b]Sharp 9700, 9750
40 Flashing - Lens home problem
C2 Transfer corona
CH Lit - Door open
CH Flashing - DV unit not installed
CL Drum cleaner connector
H2 Thermistor
H3 High fuser temperature
H4 Low fuser temperature
L1 Mirror
L2 Scan
L3 Scan return
L4 Drive
L5 Lens
PC Key counter
U1 Dead battery
U2 Dead battery
U3 Lens or mirror
U4 Duplex


Sharp Z50, 55, 70
(Z70)E Magnification dial not set properly
H Heater problem (fuser has resettable
L Scan problem
P Paper feed problem


Sharp Z60
F Thermal fuse - exposure or fuser
H Heater problem
L Scan problem
U Low Battery


Sharp Z800
[b:5