Ricoh D072 Service Manual page 280

839 USB NAND Flash ROM error
The ID of the USB NAND Flash
[9101] B
ROM cannot be read.
The USB NAND Flash ROM is
[9110] B
disconnected.
Wireless card startup error
The machine starts up. → The
IEEE802 11b card connection
853 C
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
854 C
access to the card; the
wireless LAN card or
bluetooth card connection
board is still recognized.
Wireless card error
855 C
Some illegal data is found in
the card.
Wireless card connection board error
An error is detected in the
856 C
wireless LAN card or
bluetooth card connection
board.
SM Appendix
SC Tables (F/SPF: D068/D069)
Defective i-controller board
1. Replace the i-controller board.
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
3-25 D067/D068/D069/D072