The Lamp At Hand Does Not Have Light - Brother NV-10A Service Manual

Failure Investigation for Electronic Parts The lamp at hand does not have light
The lamp at hand does not have
light
Is the connector of the SS-VR PCB
assy. correctly connected to CN5 of
the main PCB assy.?
Is the connector of the LED lamp R
correctly connected to CN3 of the
SS-VR PCB assy.?
Is the voltages between pins 1 & 2 of
CN3 on the SS-VR PCB assy.
connector 3.8 – 4.6 V DC (LED Lamp
disconnected)
Y
Y
Y
Replace the LED lamp R
N
Reconnect it correctly
N
Reconnect it correctly
N
Replace the SS-VR PCB assy.
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