Ricoh A230, Service Manual, Page: 716 / 1134

EXSAF BOARD
3-6
A230/A231/A232 SM
3.2 EXSAF BOARD
1. Remove the rear cover (4 screws), and the left side cover (4 screws).
2. Remove the FCU board (2 or 3 connectors).
3. Turn on the battery switch [A] on the EXSAF board, as shown.
NOTE: If installing the FCU board at the same time, be sure to turn on the
FCU board battery switch [B].
4. Install the EXSAF board [C] and spacer [D] onto the FCU board [E], as shown.
5. Insert the FCU/EXSAF assembly into the expansion box (2 or 3 connectors).
6. Re-install the left-side cover (4 screws) and the rear cover. (4 screws).
7. Plug in the machine and turn on the main power switch.
8. Press the ‘Facsimile’ key and check that the facsimile LED lights. At this time,
the following message appears:
“SC1207 - Adding FAX feature expander causes data loss. Turn the main
power switch off remove it to avoid loss. To continue press Yes.”
9. Press “Yes” to initialize the SRAM.
NOTE: Whenever installing the EXSAF board at the first time, the machine
displays SC1207, but this is not a problem.
10. Enter the service mode, and set bit 7 of system switch 1E to “1”.
11. Print the system parameter list and make sure that “EXSAF” is listed as an
option. Also check that the memory indicator shows “100%” in standby mode.
Refer to section 4.1.1 and 4.1.3.
12. Connect the telephone cable to the NCU.
A818I500.WMF
[A]
[B]
[C]
[E]
[D]