Olivetti d-Color MF4003 Service Manual page 467

d-Color MF4003/MF3303
3.18.28 CD701, CD702, CD703
Contents
Trouble type
Rank C
Trouble detection condition CD701: A mechanical controller flash ROM writing sequence is interrupted in its mid-operation due to, for
example, power being shut off.
CD702: An erase error or other device fault occurs during mechanical controller flash ROM writing.
CD703:
Irregular data is received during FW downloading.
Trouble isolation -
Relevant electrical parts
Procedure
1. Turn OFF the main power switch and unplug the power cord. Connect the power cord after 15 sec. or more, and turn ON the main power
switch.
2. Check CPUB for proper installation and correct as necessary.
3. Rewrite the firmware.
4. Replace CPUB.
5. Replace BASEB.
3.18.29 CDC##
Contents
Trouble type CDC##: Trouble related to security
Rank -
Trouble detection condition -
Trouble isolation -
Procedure
NOTE
▪ Contact the responsible people of OLI before taking some countermeasures.
3.18.30 CDF50, CDF70, CDFA0
Contents
Trouble type
Rank C
Trouble detection condition Communication error is detected between the CPU board (CPUB) and the CIS module (IR CIS).
Trouble isolation -
Relevant electrical parts
Procedure
1. Check the connector between IR CIS-BASEB CN6 for proper connection and correct as necessary.
2. Check CPUB for proper installation and correct as necessary.
3. Rewrite the firmware.
4. Replace IR CIS.
5. Replace CPUB.
6. Replace BASEB.
3.18.31 CDF51, CDF71, CDFA1
Contents
Trouble type
Rank C
Trouble detection condition Communication error is detected between the CPU board (CPUB) and the DF CIS module (DF CIS).
Trouble isolation -
Relevant electrical parts
Y119930-3
• CD701: Mechanical controller flash ROM writing error
• CD702: Mechanical controller flash ROM device error
• CD703: FW download communication fault
• Places are changed in the order of write completion pulses.
• A write completion pulse is received for a memory for which binary writing is not permitted.
• Final checksum mismatch in FW download
• Two-minute timeout (no response from CTL, the number of transfer data items less than the specified)
• CPU board (CPUB)
• Base board (BASEB)
• CDF50: ASIC image version failure
• CDF70: ASIC image access failure
• CDFA0: ASIC image error
• CIS module (IR CIS)
• CPU board (CPUB)
• Base board (BASEB)
• CDF51: ASIC image version failure (back side)
• CDF71: ASIC image access failure (back side)
• CDFA1: ASIC image error (back side)
• DF CIS module (DF CIS)
L TROUBLESHOOTING > 3. TROUBLE CODE
L-69
Service Manual