d-Color MF4003/MF3303
L TROUBLESHOOTING > 4. TROUBLESHOOTING USING SELF-DIAG. (FULL)
L-81
2.
Correct the mounting of the upgrade kit (UK-221) or the connection of connectors if faulty.
3.
Correct the mounting of BASEB or the connection of connectors if faulty.
4.
5.
4.20 E5-12
Contents
Error code
E5-12
Target device
Various USB devices
Diagnosis item
Authentication unit
Reason of error
Connection failure
Parts defect
Relevant electrical parts
Authentication unit
Base board (BASEB)
Corrective action procedure
1.
Turn OFF the main power switch and unplug the power cord. Connect the power cord after 15 sec. or more, and turn ON the main power
switch.
2.
Correct the mounting and connection of the authentication unit if faulty.
3.
Correct the mounting of BASEB or the connection of connectors if faulty.
4.
Replace the authentication unit.
5.
4.21 E6-1, E6-2
Contents
NOTE
▪ When executing the Self-diag. (Full) after the trouble code (C6###, C91##) is displayed, the self-diagnosis may not complete. In
that case, finish the Self-diag. (Full) forcibly, and perform the troubleshooting against each trouble code.
▪ Turning OFF the main power switch will finish the Self-diag. (Full) forcibly.
Error code
E6-1, E6-2
Target device
CIS module
Diagnosis item
E6-1
I/P image bus check (front side)
E6-2
Line RAM comparison (front side)
Reason of error
E6-1
Image bus failure
E6-2
CIS sensor failure
Relevant electrical parts
E6-1
CIS cable
CIS module (IR CIS)
CPU board (CPUB)
Base board (BASEB)
E6-2
CIS module (IR CIS)
Corrective action procedure
1.
Turn OFF the main power switch and unplug the power cord. Connect the power cord after 15 sec. or more, and turn ON the main power
switch.
2.
Correct the mounting of IR CIS or the CIS cable if faulty.
3.
Correct the mounting of CPUB if faulty.
4.
Correct the mounting of BASEB or the connection of connectors if faulty.
5.
Replace the CIS cable.
6.
7.
8.
4.22 E7-1, E7-2
Contents
NOTE
▪ When executing the Self-diag. (Full) after the trouble code (C6###, C91##) is displayed, the self-diagnosis may not complete. In
that case, finish the Self-diag. (Full) forcibly, and perform the troubleshooting against each trouble code.
▪ Turning OFF the main power switch will finish the Self-diag. (Full) forcibly.
Error code
E7-1, E7-2
Target device
DF CIS module
Diagnosis item
E7-1
I/P image bus check (back side)
E7-2
Line RAM comparison (back side)
Reason of error
E7-1
Image bus failure
E7-2
CIS sensor failure
Relevant electrical parts
E7-1
CIS cable
DF CIS module (DF CIS)
CPU board (CPUB)
Y119930-3
Service Manual
Summary of Contents for d-Color MF 4003
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