Epson Perfection V700 Series, Руководство по обслуживанию

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EPSON Perfection V700 Photo Revision A
Troubleshooting Troubleshooting 33
Table 3-8. The Fluorescent Lamps are Not Lit (Main Unit)
Step Possible Cause Corrective Action Reference
1
The Carriage FFC is not connected to the Connector CN5 on the Main
Board.
Connect the FFC to the Connector CN5 on the Main Board. See Section 4.2.5 on page 46. (Figure 4-20)
2 Carriage Unit failure Replace the Carriage Unit. See Section 4.2.6 on page 48.
3 Main Board failure Replace the Main Board. See Section 4.2.5 on page 45.
Table 3-9. The TPU Carriage Unit Does Not Operate
Step Possible Cause Corrective Action Reference
1
The OPTION Connector CN7 on the main unit and the DRV Board
Connector CN2 are not connected with the TPU Unit cable.
Connect the connectors with the TPU Unit cable.
See Section 4.2.1 on page 39.
See Section 4.2.11 on page 57.
2 The TPU Carriage Lock has not been released. Release the TPU Carriage Lock. See Step 3 of Section 4.2.9 on page 54.
3 The TPU Lower Housing is not installed correctly. Reinstall it correctly. See Section 4.2.9 on page 54.
4
The TPU Carriage Mechanism has failed
• The TPU CR Motor does not move normally when powered-on
with the TPU Lower Housing removed.
• The TPU Carriage Unit does not move normally with the TPU CR
Motor removed.
Replace the TPU Carriage Unit. See Section 4.2.10 on page 55.
5 TPU CR Motor failure Replace the TPU CR Motor. See Section 4.2.16 on page 63.
6 DRV Board failure Replace the DRV Board. See Section 4.2.14 on page 61.
7 Main Board failure Replace the Main Board. See Section 4.2.5 on page 45.
Table 3-10. The Fluorescent Lamps of the TPU Do Not Light Up
Step Possible Cause Corrective Action Reference
1
The OPTION Connector CN7 on the main unit and the DRV Board
Connector CN2 are not connected with the TPU Unit cable.
Connect the connectors with the TPU Unit cable.
See Section 4.2.1 on page 39.
See Section 4.2.11 on page 57.
2
The Lamp Connector is not connected to Connector CN2 and CN3 on
the TPU Inverter Board.
Connect the Lamp Connector to CN2 and CN3 connectors on the TPU
Inverter Board.
See Section 4.2.12 on page 58. (Figure 4-47)
3
Connector CN1 on the TPU Inverter Board and Connector CN3 on the
SUB_B Board are not connected to the cable.
Connect CN1 and CN3 with the cable.
See Section 4.2.12 on page 58. (Figure 4-46
and Figure 4-47)
4
The DRV-SUB_B FFC is not connected to Connector CN1 on the
SUB_B Board and Connector CN4 on the DRV Board.
Connect the DRV-SUB_B FFC to CN1 on the SUB_B Board and
CN4 on the DRV Board.
See Section 4.2.10 on page 56. (Figure 4-40)
See Section 4.2.14 on page 61. (Figure 4-54)
5 TPU Inverter Board failure Replace the TPU Inverter Board. See Section 4.2.12 on page 58.
6 DRV Board failure Replace the DRV Board. See Section 4.2.14 on page 61.
7 Main Board failure Replace the Main Board. See Section 4.2.5 on page 45.