Epson Stylus Pro 7400 Service Manual page 234

EPSON Stylus Pro 7400/7800/9400/9800
4.2.4.2 P/S BOARD ASSY.
When removing the P/S BOARD ASSY., do not start the work
W A R N I N G
immediately after disconnecting the AC cable. Wait for at least five
minutes for the electrolytic capacitor to finish discharging residual
charges.
1. Remove the Rear Cover. See Section 4.2.3.6 on page 225.
2. Remove the all connectors on the P/S BOARD ASSY.
Table 4-4. Connectors on the P/S BOARD ASSY.
Number of
Connector No. Color
Pins
CN001 White 2
CN301 White 14
3. Remove the eight screws that secure the P/S BOARD ASSY., and remove it.
Eight C.C.S. M3 x 6 screws
Whenever the P/S BOARD ASSY. is replaced, the corresponding
A D J U S T M E N T
R E Q U I R E D
adjustments must be carried out.
Disassembly & Assembly
Destination
INLET ASSY.
BOARD ASSY., MAIN (CN1)
See Chapter 5 on page 292.
CN301
Connector
Figure 4-41. Removing the P/S BOARD ASSY.
Disassembly Procedure
Revision B
C.C.S. 3x6 P/S BOARD ASSY.
CN001
Connector
C.C.S. 3x6
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