Samsung NA-C10 Service Manual page 7

Troubleshooting
8-4 LCD Nalfunction
Connector inserted
correctly ?
(DI, CL, CE, +5V)
Yes
Check voltage DC5.0V
at LCD-PCB ?
Yes
Check voltage at ZIC1
pin no. 56,57,58
Yes
Replace ZIC1
8-4
No
Reinsert the connector.
No Check TOP-PCB ,LCD PCB
connection and the voltage of
ZCW1(6pin)
No
Check the voltage of ARIC1
Samsung Electronics