Diagnostics And Simulations
TROUBLE CODES
These might not display automatically. If the machine has a jam ("Clear paper") or "picture of a wrench" you can read these codes. To read them, press down the "8" key and the “Clear/Stop” key at the same time. All codes, except fuser errors, are reset by turning the machine off and back on again.
C010: Drive system.
C040: PFP motor.
C130: Upper drawer motor.
C140: Lower drawer motor.
C150: PFP upper drawer motor.
C160: PFP lower drawer motor.
C180: LCF tray motor.
C1A0: LCF end fence motor.
C1B0: LCF transport motor.
C260: Exposure lamp not detected.
C270: Scan home problem.
C280: Scan home problem.
C410: Fuser low temp or thermistor.
C440: Fuser too high or too low.
C450: Fuser thermistor.
C470: IH initialization power voltage. No AC.
Toshiba E-Studio E-350 / 352 / 450 / 452, DP-3520 / DP-4520
Trouble Codes - continued
C480: IGBT overheat.
C490: IH control problem.
To clear fuser errors; turn on power while holding down “0” & “8.” Enter 400. Press “Start.” Change status to “0.” Press "ENTER" or "INTERRUPT." Shut power and turn back on.
C550: Communication problem between IF and RADF.
C570: Communication problem between engine-CPU and IPC.
C580: Communication problem between IPC and finisher.
C730: EEPROM initialization problem in RADF.
C810: Fan problem.
C820: Read sensor adjustment error.
C830: Original length sensor adjustment error.
C940: Engine-CPU problem.
C970: HVT or charge corona.
CA10: Laser motor (polygon motor) problem.
CA20: Laser H-SYNC problem.
CB20: Finisher exit motor.
Cb30: Finisher tray1/tray2 shift motor.
Cb30: Finisher tray1/tray 2 shift motor.
CB40: Finisher alignment plate motor.
CB50: Staple motor.
CB60: Staple shift motor problem.
CB80: Finisher backup RAM problem.
CB90: Finisher paper push plate motor CB7: Finisher height sensor.
CBA0: Saddle stitcher front stitcher motor.
CBB0: Saddle stitcher rear stitcher motor.
CBC0: Saddle stitcher alignment motor.
CBD0: Saddle stitcher guide motor.
CBE0: Saddle stitcher folding motor.
CBF0: Saddle stitcher paper positioning plate motor.
CC00: Finisher sensor connector error.
CC10: Finisher micro switch.
CC20: Saddle stitcher to finisher communications problem.
CC30: Stack process motor.
CC40: Finisher swing motor.
CC50: Finisher horizontal registration motor.
CC60: Finisher punch motor.
CC80: Finisher front alignment motor.
CC90: Finisher upper stack tray lift motor.
CCA0: Finisher lower stack tray lift motor.
CCB0: Finisher rear jogger motor.
CCDO: Finisher stack eject motor.
CCE0: Finisher paper trail edge assist motor.
CCF0: Finisher gear change motor.
CDF0: Offset tray home separator problem.
CE00: Communication problem between finisher and punch.
E010: Exit jam.
E020: Exit jam.
E030: Jam.
E090: Jam
E110: Duplex jam.
E120: By pass jam.
E130: Upper drawer jam.
E140: Lower drawer jam.
E150: PFP upper drawer jam.
E160: PFP lower drawer jam.
E190: LCF jam.
E200: Upper drawer transport jam.
E210: Lower drawer transport jam.
E220: Lower drawer transport jam.
E300, 310, 320: PFP upper drawer transport jam.
E330, 340, 350, 360: PFP lower drawer transport jam.
E3C0, E3D0, E3E0: LCF transport jam.
E400: Jam access cover open.
E410: Front cover open.
E420: PFP side cover open.
E430: Duplex unit open.
E440: Side cover open.
E450: LCF side cover open.
E480: Bridge open.
E490: Job separator cover open.
E491: Offset tray cover open.
E510: Duplex exit jam.
E520: Duplex entry jam.
E550: Transport jam.
E711-E743: RADF jams.
E860, E870: RADF open cover.
E910-E940: Finisher/bridge jam.
E950, E951: Job separator jam.
E960, E961: Offset tray jam.
E9F0: Finisher/punch jam.
EA10, EA20, EA30, EA40, EA50, EA60, EA70: Finisher jams.
EA80, EA90, EAA0, EAB0 EAC0, EAD0, EAE0, EAF0: Saddle-stitch finisher jams.
EB30: Finisher jam.
EB50, EB60: Transport jams.
F070: Communication error between system-CPPU and engine-CPU.
F090: SYS board SRAM.
F091: NVRAM problem on SYS board.
F092: SRAM and NVRAM problem on SYS board.
F100: Hard drive format error.
F101: Hard drive connection.
F102: Hard drive start.
F103: Hard drive time out.
F104: Hard drive data error.
F105: Hard drive.
F106: Point and print partition problem.
Toshiba E-Studio E-350 / 352 / 450 / 452, DP-3520 / DP-4520
Trouble Codes - continued
F107: SHR partition.
F108: SHA partition.
F110: Communication error between system-CPU and scan-CPU.
F111: Scan problem.
F120: Database problem.
SIMULATIONS: Hold down the two keys (0 and 1 for example) while turning on power.
Inputs: These are signals that enter the main board, and are supplied by switches and sensors throughout the machine.
0 & 1 Mode: Lights operation panel display.
0 & 3 Mode: These are signals that enter the main board, and are supplied by switches and sensors throughout the machine. There are “buttons” A, B, C, D, E, F, G, H that will display. This is the button in the below table. You will press the indicated key to test the item listed.
This group is done with fax button off and fax LED off.
Key: Button: Description of test
1: B: LCF connected
1: C: Bypass connected
1: D: Bypass paper sensor
1: E: Duplex connected
1: F: Duplex open/close switch
1: G: Duplex exit sensor
1: H: Duplex entry sensor
2: A: PFP upper drawer detect
2: C: PFP upper drawer paper stock sensor
2: D: PFP upper drawer feed
2: E: PFP connected
2: F: PFP side switch
2: G: PFP upper drawer empty
2: H: PFP upper drawer tray up
3: A: LCF bottom sensor
3: B: LCF standby side mis-stack sensor
3: E: LCF drawer detect
3: H: Lcf side paper stock sensor
4: A: PFP lower drawer detect
4: C: PFP lower drawer feed
4: D: PFP lower drawer feed sensor
4: E: PFP motor
4: G: PFP lower drawer empty
4: H: PFP lower drawer tray up
5: A: LCF end fence home sensor
5: B: LCF end fence stop sensor
5: C: LCF standby side sensor
5: D: LCF side cover open/close switch
5: E: LCF motor
5: F: LCF tray-up sensor
5: G: LCF feed sensor
5: H: LCF feed side empty sensor
6: E: Upper drawer feed sensor
6: F: Toner bag sensor
6: G: Upper drawer empty sensor
6: H: Upper drawer tray up sensor
7: E: Lower drawer feed sensor
7: G: Lower drawer empty
7: H: Lower drawer tray up
8: B: Bypass width sensor
8: C: Bypass width sensor
8: D: Bypass width sensor
8: E: Bypass width sensor
8: F: Job separator upper stack sensor
8: H: Bridge unit transport cover sensor
9: D: Upper drawer detect
9: E: Upper drawer paper stock sensor
0: D: Lower drawer detect switch
0: E: Lower drawer stock sensor.
This group is done with fax button on and fax LED on.
Key: Button: Description of test
1: C: 24 volt power supply
1: D: IPC connected
1: F: Laser polygon motor status
1: H: Toner cartridge switch
2: A: Registration sensor
2: B: Exit sensor
2: C: Auto-toner sensor connected
2: D: Front cover open/close
2: E: Destination
2: G: Side cover open/close
2: H: Main motor rotate status
3: B: Key counter
3: C: Toner bag full sensor
3: D: Fuser unit connected
3: E: Bridge unit transport sensor 2
3: G: Bridge unit paper full sensor, job separator lower stack sensor or offset stack sensor
3: H: Bridge transport sensor, job separator feed sensor or offset tray sensor.
4: F: Bypass feed sensor
4: H: High voltage power supply status
5: F: RADF connected
5: G: Platen cover sensor
5: H: Scan home sensor.
6: D, E, F, G, G: APS sensors R, C, 3, 2, 1
7: A: RADF tray sensor
7: B: RADF empty sensor
7: C: RADF jam cover sensor
7: D: RADF open/close sensor
7: E: RADF exit sensor
7: F: RADF reverse sensor
7: G: RADF read sensor
7: H: RADF registration sensor
8: E: RADF original length sensor
8: F: RADF original width sensor 1
8: G: RADF original width sensor 2
8: H: RADF original width sensor 3
9: A: Bridge/job separator/offset tray connected1
9: B: Bridge/job separator/offset tray connected2
9: C: Bridge/job separator/offset tray connected3
0: A: Dongle (that’s what it says!) for GM-2010
0: B: Dongle for GM-1010
0: C: Dongle for GM-3010
0: D: Dongle for other USB devices and other equipment
Toshiba E-Studio E-350 / 352 / 450 / 452, DP-3520 / DP-4520
Simulations - continued
0 & 3 Mode-outputs: Shut power. Hold down 0 & 3 keys while turning on power. Enter the number of the code, using the number keys. Then press "Start." This will test the component. In some cases, “Clear” ends the test. Some require a second press of the “Start” button to stop the test. In some cases you must enter a second code (50 digits higher) to stop the test. In some cases, another press of the Start key will reverse the item or cause it to move another step. Note: 101-122 must be turned off with 151-172, (50 digits higher), listed below.
101: Main motor.
102: Toner motor on.
103: Laser motor at 600 dpi on.
108: Registration motor.
110: Duplex motor.
118: Laser.
120: Exit motor; forward.
121: Exit motor; reverse.
122: LCF motor.
177: Offset motor.
201: 1st cassette clutch.
202: 2nd cassette clutch.
203: Intermediate transport clutch.
204: Bypass feed clutch.
206: LCF pickup solenoid.
207: LCF end fence.
208: LCF motor.
209: LCT feed clutch.
210: LCF transport clutch.
217: Sub-separation fan.
218: Key counter count up.
222: Duplex feed clutch.
225: PFP transport clutch.
226: PFP upper clutch.
228: PFP lower clutch.
232: Bridge unit gate solenoid.
234: Bypass pickup solenoid.
235: Discharge LED.
236: Fan.
238: IH fan.
241: IH fan.
242: Upper drawer tray-up motor.
243: Lower drawer tray-up motor.
248: Developer bias +DC.
249: Developer bias -DC1.
252: Charge corona.
253: Separator bias.
255: Transfer guide bias.
256: Transfer transformer.
261: Scan motor.
267: Exposure lamp.
271: LCF lift motor.
278: PFP upper lift motor.
280: PFP lower lift motor.
281: RADF motor; forward.
282: RADF motor; reverse.
283: RADF read motor; forward.
284: RADF r