Memory All Clear (Sp5-801) - Gestetner A193 Service Manual

SERVICE PROGRAM MODE

2.2.8 Memory All Clear (SP5-801)

CAUTION: Memory All Clear mode resets all the settings stored in the
NVRAM to their default settings. Among these settings are the
correction data for process control and all the software counters.
Normally, this SP mode should not be used. This procedure is
required only after replacing the RAM board or when the copier
malfunctions due to a damaged RAM board.
1. Print out all System Parameter Lists (SP mode 5-992).
2. Enter SP mode 5-801.
3. Hold the "Photo Mode" key and
(If the all memory clear was successful, the beeper will sound 5 times. If it
failed, the beeper will sound only twice.)
4. Turn the main switch off and back on.
5. Reset the printer and scanner registration and magnification adjustments
(see section 11 of Replacement and Adjustment).
6. Referring to the system parameter list, re-enter any values which had
been changed from their factory settings. In particular, the values for
SP4-904, SP4-905, SP4-906, and SP4-907 must be re-entered.
7. Perform the standard white level adjustment (SP 4-908). See
Replacement and Adjustment - White Level Adjustment for details.
8. Check the copy quality and the paper path, and perform any necessary
adjustments.
(A193)
ù
at the same time.
4-40 SM