Brother MFC370MC Service Manual page 26

Attempt, to Iitt up ttlu luain PCB slightly. It it is impossible to lift up the PCB to an extent
which allows you to disconnect the harnesses, you may not have unhooked the power
supply harness core or cutter HP sensor harness core from bosses "C" or "D," respec-
tively. Remove the ROM cover (refer to Section 1.2) and unhook those cores from
bosses =C" and "D" illustrated below.
(Unhook the DowerSuoDly
harness core from here.)
power suoolyharness
_utter HP sensor
harness
(Rear)
Main PCB
Motor harness
Relay =P Rib "1 Resistors
(Unhook the cutter HP sensor Solenoid Recording
h_,rnesscore from here.) harness head harness
ClS harness
Electrolytic
capacitor
PE sensor actuator
(3)
(4)
Slightly lift up the rear edge of the main PCB and disconnect the following harnesses
from the main PCB:
• Cutter home position (HP) sensor harness (2-pin)
• Main-panel harness (5-pin)
• Main-mike harness (2-pin)
• Speaker harness (2-pin)
• Motor harness (6-pin)
• Power supply harness (6-pin)
• Solenoid harness (2-pin)
• Recording head harness (12-pin)
• ClS harness (7-pin)
Lift up the power supply PCB.
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