Regarding To Main Pcb Connection - Samsung NX300 Service Manual

Troubleshooting

4-2 Regarding to MAIN PCB connection

Symptom
Power does not work.
1.
LCD displays black.
2.
3. KEY button on the rear side does
not work.
(MENU, Fn, recording,
playback, delete,
4-way direction button)
4. LENS is not being recognized.
(It displays saying
"Les is not attached.")
5. It does not display "F#"
correctly on the bottom
of LCD screen.
(Instead it displays "F--"
on the bottom of LCD screen.)
4-2
Explanation/Solution
1. Check the connection between
MAIN PCB and TOP PCB.
2. Check the connection of TILT FPCB.
(It may be LED problem. Double check if LED
is not blinking.)
1. Check the connection of CIS FPCB.
2. Check the connection of SHUTTER FPCB.
3. Check the connection of TILT FPCB.
Check the connection of TILT FPCB.
Check the connection of WIRE HARNESS
on DRS PCB.
Check the connection of LENS FPCB
on MAIN PCB.
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