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CHECKING FLOW
Does the LCD itself
Has no trouble ?
YES
Is the connection
of CCD Sensor FPCB
With Connector on PCB
(CON100,CON200)
YES
Check the Soldering of
CON100,CON200
YES
Check the Voltage
of FB602 is 2.8V ?
YES
Check the Voltage
of U100 on Sub PCB
is 2.8V and 3.3V ?
YES
Check the Voltage
of 3 pin at Q100,Q101 is
1.8V,2.8V ?
YES
Check the Voltage
of U101 on Camera PCB
is +15V and -7.5V ?
YES
START
NO
NO
Ok?
NO
NO
NO
NO
NO
Next Page
Figure 4-74.
- 117 -
4. TROUBLE SHOOTING
Go to the LCD trouble
Reassemble CCD Sensor FPCB with
CON100, CON200 connector
Resoldering CON100, CON200 connector
Replace the U602 or Resoldering FB602
Replace the U100 or
Check the signal of 2 ñ3 Pin at U100
Replace theQ100,Q101 or
Check the signal of 1 Pin at Q100,Q101
Replace the U101 or
Check the signal of 8 Pin at U101
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