Brother FAX4750 Service Manual page 85

1.21 Bottom Plate, Main PCB, and Bottom Insulation Film
(1) Disconnect the following harnesses and flat cable from the main PCB:
• Panel-main harness (6-pin, P3)
• Main-LV-engine harness (6-pin, P22)
• Laser flat cable (P9)
• Engine-main harness (12-pin, P8)
• VC harness* (2-pin, P11)
• CIS harness (7-pin, P12)
• In-casing temperature sensor harness (2-pin, P13)
• Scanner motor harness (4-pin, P14)
*Provided on models supporting video capture
**Provided on models equipped with a handset
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