Ricoh B051 Service Manual page 832

BULLETIN NUMBER:
APPLICABLE MODEL:
GESTETNER – DSC224/DSC232
LANIER – LD024C/LD032C
RICOH – AFICIO 1224C/1232C
SAVIN – C2408/C3210
SUBJECT: SERVICE CODE SC672, SC827, SC836, SC990, & SC819 PROBLEMS
SYMPTOM:
•
SC672, SC827, SC836, SC990, or SC819 is displayed.
•
Printer or Scanner function does not respond.
•
No display on the operation panel.
CAUSE:
Poor contact between the controller board DIMMs and connectors, caused by dust and other particles that
can be attracted to the contact areas.
SOLUTION:
Check the contact points described below for each symptom, then remove the DIMMs and clean the DIMM
terminals with alcohol.
Symptom:
SC672:
Controller-to-operation panel
communication error at startup. This may
display SC672 but on SMC reads SC670.
SC827:
Self-diagnostic Error: RAM
Printer function cannot be used.
The machine does not respond, even
when the Printer key is pressed.
SC836:
Self-diagnostic Error: Resident Font ROM
No display on the operation panel LCD.
Scanner function cannot be used.
The machine does not respond, even
when the Scanner key is pressed.
SC990:
Software performance error
SC819:
Kernel abnormal end error
Copyright  2003 RICOH Corporation. All rights reserved.
CÓPIA NÃO CONTROLADA
TECHNICAL SERVICE BULLETIN
B051/B052 - 011
CN4: Memory DIMM
CN6 (Slot 1): Printer / Scanner controller ROM DIMM
CN4: Memory DIMM
CN6 (Slot 1): Printer / Scanner controller ROM DIMM
CN6 (Slot 1): Printer / Scanner controller ROM DIMM
CN6 (Slot 1): Printer / Scanner controller ROM DIMM
CN8 (Slot 3): NIB ROM DIMM
CN8 (Slot 3): NIB ROM DIMM
CN6 (Slot 1): Printer / Scanner controller ROM DIMM
CN8 (Slot 3): NIB ROM DIMM
CN8 (Slot 3): NIB ROM DIMM
CÓPIA NÃO CONTROLADA
Contact Points to Check/Clean:
04/11/2003
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