5-2 No Video
Check signal cable connection and power.
Does the X101 and X201 oscillate properly?
12
Yes
There R, G, B input are at R103, R107 and R108?
Yes
There sync. and data output are
R260, R261, R211, R213, and RA201 ~ RA212?
3 |
| 4 |
| 5 |
| 6 |
Yes
There proper signal input are
Pin 66, 65, 64, and 11 of IC102?
5 |
| 3 |
| 4 |
| 6 |
Yes
Does the output signal appear at
R121 ~ R130 R132, R135, R136, and R138 ~ R144?
7
Yes
There are DC 5V at Pin 1, 2 and 3 of CN102?
Yes
There are DC 12V, DC5V and DC 3.3V at
Pin 10, 11, 12 ; Pin 7 and Pin 4 of CN104?
No
No
No
No
No
No
No
5 Troubleshooting
Replace that or
check related circuit.
Check input part.
Please check the power related
IC202 and output part.
Check IC102 and related circuit.
Check the LVDS_EN at
R118 is high or not.
Normal state is high.
Check the Power
and related circuit.
Please check the Inverter
and related circuit.
GH17LS/GH17ES |
