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7-15
TROUBLESHOOTING
Service Manual
7.3.5 Paper Empty without indication
• Description
The paper lamp on the operator panel does not come on when the paper cassette is empty.
Check and Cause
Solution
1. Bending or deformation of the actuator of the paper sen-
sor.
2. The function of the engine board is defective
1. Replace the defective actuator.
2. Replace the engine board.
7.3.6 Cover Open
• Description
The ERROR lamp is on even when the print cover is closed.
Check and Cause
Solution
1. The hook lever in the top cover may be defective.
2. Check the connector and circuit of the cover switch
department in the Main Control board.
1. Replace the hook lever, if defective.
2. Check the insertion of the Cover Open S/W
Connect.
3. Replace the Main Control board or Cover Open
S/W.
Summary of Contents for Phaser 3450
Page 12: ...3 4 Specifications Service Manual ...
Page 28: ...4 16 Summary of Product Service Manual ...
Page 75: ...6 20 Alignment Adjustments Service Manual ...
Page 103: ...7 28 TROUBLESHOOTING Service Manual ...
Page 129: ...9 2 BLOCKDIAGRAM Service Manual ...