
4–9
TROUBLESHOOTING MALFUNCTIONS
13
E110 (The laser scanner motor fails to lock.)
14
E190 (RAM error)
Cause
J153
DC power sup-
ply
Laser scanner
motor driver
PCB, Laser
scanner unit
DC controller
PCB
Laser scanner
unit
Step
1
2
3
4
Checks
Is the connector J153 on the
laser scanner motor driver PCB
connected?
Perform key operation during
standby. Is the sound of the
rotation of the laser scanner
motor heard?
Is the laser scanner driver PCB
supplied with power?
J152-1:
24 V
J152-2:
0 V
Replace the DC controller
PCB. Is the problem corrected?
Yes/No
NO
YES
NO
YES
YES
NO
Action
Connect the connector.
Go to step 4.
Check the wiring between the
connector J152 on the laser
scanner driver PCB to the con-
nector J204-5/-6 on the com-
posite power supply PCB.
Try replacing the following
parts:
• Laser scanner driver PCB
• Laser scanner unit
End.
Replace the laser scanner unit.
Cause
Image proces-
sor PCB
DC controller
PCB
Step
1
2
Checks
Turn OFF/ON the main power.
Is the problem corrected?
Execute ‘IP-CHK’ in service
mode (*4*). Is ‘OK’ indicated
after execution?
Yes/No
YES
NO
YES
Action
End.
Replace the image processor
PCB.
End if the problem is corrected
after turning OFF/ON the main
power supply.
If ‘E190’ is indicated, replace
the DC controller PCB.
4–9
Summary of Contents for GP215
Page 4: ......
Page 36: ......
Page 38: ...3 2 TROUBLESHOOTING IMAGE PROBLEMS ...
Page 39: ...3 3 TROUBLESHOOTING IMAGE PROBLEMS ...
Page 40: ...3 4 B Image Fault Samples ...
Page 80: ......
Page 92: ...6 6 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS C Fans Figure 6 603 FM6 FM5 FM2 FM3 FM1 FM4 ...
Page 105: ...6 19 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS 3 Composite Power Supply PCB Figure 6 610 ...
Page 204: ...C GENERAL CIRCUIT DIAGRAM General Circuit Diagram 1 4 A 3 ...
Page 205: ...General Circuit Diagram 2 4 A 4 ...
Page 206: ...General Circuit Diagram 3 4 A 5 ...
Page 207: ...General Circuit Diagram 4 4 A 6 ...