Chapter 5 Error Code; Overview - Canon DADF-M1 Service Manual

5.1 Overview

5.1.1 Overview
The CPU of the machine's ADF controller PCB is equipped with a function to monitor the state of the machine, flashing the Original Placement indicator when it
finds a fault in the course of a check it runs as programmed. The machine communicates the presence of a fault to its host machine in the form of a code, which is
any of the following 3 types; check the Original Placement indicator to find out the nature of a fault:
Nature of fault
Alarm
Jam
Error
In addition, you may also use the host machine's service mode for a specific code for an alarm or jam; an error, on the other hand, will be indicated on the host
machine's control panel in the form of an error code:
5.1.2 Error Code
Code
E400
Original Placement indicator
flashes at intervals of 240 msec
flashes at intervals of 160 msec
flashes at intervals of 80 msec
Display I/O Adjust Function Option
< JAM >
No. DATE TIME1 TIME2 L
01 1031 1653 1653
02 1030 1921 1923
03 1030 1748 1748
04 1030 1152 1152
05 1029 1810 1813
06 1029 1755 1756
07 - - - - - - - - - - - -
08 - - - - - - - - - - - -
Detail code Item Description
A fault has been detected in the communication with th ADF driver PCB.
Cause: there is an open circuit; there is a fault in the DC controller PCB.
0001 Check sum error The check sum value of the data received from the ADF driver
PCB fails to match 14 times continuously.
0002 Status error The status of the data received from the ADF drive PCB fails to
match 14 times continuously.
0003 Reception error An SCI serial communication error interrupt has been detected 14
times continuously.
T-5-1
Test
< 1/7 > < READY>
CODE P CNTR SIZE
1 0001 1 9399 A4
0 0A11 0 0 - - - - - - - -
1 0042 2 2515 A4
1 0005 1 8668 A4
0 010D 1 8096 A4
0 0A08 0 0 - - - - - - - -
- - - - - - - - - - - - - - - - - -
- - - - - - - - - - - - - - - - - -
F-5-1
T-5-2
Counter
Chapter 5
0004-5175
0004-5176
5-1