SATO S84 ex - Replacing the Main (CONT) PCB

5 Replacement
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S84-ex/S86-ex Service Manual
7 Disconnect the sensor cable from the
defective top media sensor PCB  and
replace with a new top media sensor
PCB.
8 Connect the sensor cable to the new top
media sensor PCB  and attach the
new top media sensor PCB  back to
the sensor holder .
9 To assemble the media sensor
cover , make sure that you insert the
tab of the media sensor cover  to the
slot of the media sensor assembly .
Then, attach the media sensor cover 
using the thumbscrew .
10 Remove two screws  attaching the sensor bracket  to the center frame.
11 Withdraw the sensor bracket .
Be careful not to pull the attached sensor cable.
12 Remove two screws  attaching the
bottom media sensor PCB .
13 Disconnect the sensor cable from the
defective bottom media sensor PCB 
and replace with a new bottom media
sensor PCB .
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