Ricoh D127 Field Service Manual page 182

6. Troubleshooting
841 B
842 D
853 C
854 C
855 C
856 C
180
EEPROM reading error
All of the data values being read from
three areas which are given EEPROM
mirroring, are different from each
other.
Nand-Flash update VerifyError
SCS detected abnormal writing
(verifying Error) in the module which
is written in Nand-Flash on the time of
ROM remote update or ROM update.
Wireless card startup error
The machine starts up. The
IEEE802 11b card connection
board is recognized. The wireless
LAN card or bluetooth card is not
recognized.
Wireless card access error
The machine has been reading the
data from the card. The machine
loses access to the card; the wireless
LAN card or bluetooth card
connection board is still recognized.
Wireless card error
Some illegal data is found in the
card.
Wireless card connection board error
An error is detected in the wireless
LAN card or bluetooth card
connection board.
• Particular area in EEPROM has been
changed by some cause
• Defective Nand-Flash
• Loose connection between the
wireless card and the connection
board
• Loose connection between the
wireless card and the connection
board
• Defective wireless card
• Defective wireless card connection
board