Canon ImageCLASS MF4690, Service Manual

Page: 146 / 182

Chapter 14
14-6
14.3 Service Soft Switch Settings (SSSW)
14.3.1 Outline
14.3.1.1 Bit Switch Composition
0016-2001
The items registered and set by each of these switches comprise 8-bit switches. The figure below shows which numbers are assigned to which bits. Each bit has a
value of either 0 or 1.
#DOWNLOAD Download mode
#CLEAR
Item Level2 Function
TEL & USER DATA Use it to clear all areas under user registration/setting.
SERVICE DATA Use it to clear the counters (numerator), date, and start
data form the system dump list.
COUNTER Use it to clear the maintenance counter data and each mode counter data.
SOFT-CNT Not used.
TYPE Use it to clear the user data and the service data by specified settings.
HST ACTIVITY Use it to clear the contents of the communications control
report.
ACCOUNT Not used.
JAM Not used.
ERR Not used.
ALARM Not used.
CARD Not used.
ERR E355 Not used.
E719 Not used.
PWD Use it to clear the system administrator's password.
FILE SYSTEM Delete unnecessary language files in the USB memory.
FORMAT USB MEMORY Format the USB memory. (This mode is used when the USB memory error is damaged and
E744 occurs.)
LICENSE DRIVE Not used.
ALL Use it to clear all settings/registration data except the
counter (denominator, numerator).
#ERROR DISPLAY Not used.
#ROM
Item Function
MAIN Use it to indicate the version of the ROM (SYSTEM) on the SCNT board.
MAIN2 Use it to indicate the version of the ROM (BOOT) on the SCNT board.
OPROM Not used.
ECONT Use it to indicate the version of the ROM on the DCNT board.
#TEST MODE [1] - [9]
Item Function
(1) DRAM [1] - [2] Data check in D-RAM
(2) SCAN TEST [1] - [8] CS automatic correction and document scan position adjustment
(3) PRINT TEST [1] - [9] Output of test prints
(4) MODEM TEST [1] - [9] modem/NCU related tests
(5) AGING TEST not used
(6) FACULTY TEST [1] - [9] Various functional tests
(0) ROLLER CLEAN ADF roller cleaning