Main Pcb Assy - Brother ADS-1000W Service Manual

8.8

Main PCB ASSY

(1) Turn the machine upside down.
(2) Remove the harness protect film and two flat cable insulation film lowers from the machine.
(3) Release the two locks of the connector to disconnect the second side CIS flat cable and
first side CIS flat cable from the main PCB ASSY. Disconnect the top cover sensor
harness, card detection sensor harness, and front cover sensor harness from the main
PCB ASSY.
Note:
• Make sure that the main PCB ASSY is secured by screws when connecting/
disconnecting harnesses and flat cables.
• After disconnecting flat cables, check that each cable is not damaged at its end or
short-circuited. When connecting flat cables, do not insert them at an angle. After
insertion, check that the cables are not at an angle.
Hook
First side CIS flat
cable
Front cover
sensor harness
Card detection
Top cover sensor
sensor harness
harness
HARNESS ROUTING: Refer to
overlap" and "3. Flat cable insulation film lower
Assembling Note:
• Engage the hole on the left side of the harness protect film with the hook, and put the
section A under the main PCB ASSY as described in the illustration above.
• Check that the core is attached to the second side CIS flat cable.
Main PCB ASSY
Harness protect film
"A"
Hole
Main PCB ASSY
Fig.3-12
"1. Main PCB ASSY",
3-18
Flat cable insulation film lower
"A"
Core
"2. Main PCB ASSY right side flat cable
attachment".
Second side CIS
flat cable
Flat cable
insulation film
lower
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