A Video error No video/ Audio
Established
Error
t
2014 1 2
Standard Repair Process Detail Technical Manual
Power Board voltage measuring method
A. Video error_No video/ Audio
A5
date
Revised
date
symptom
Content
LCD TV
Check the DC 24V, 12V, 3.5V.
2014.1.2
18 or 24 Pin
(Power Board ↔ Main Board) -
공통
SMAW200-H18/24S5 (YEONHO)
1
PWR ON/OFF
2
INV ON
3
3.5V
4
PDIM #1
5
3.5V 6
3.5V
7
GND 8
PDIM
#2
9
24V
10
24V
9
24V
10
24V
11
GND 12
GND
13
12V 14
12V
15
12V
16
24V or N.C
17
GND
18
GND
17
GND
18
GND
19
GND 20
GND
21
GND 22
L/DIMO_VS
23
L/DIMO_MOSI
24
L/DIMO-SCLK
The Wafer,18Pin and 24Pin, is used by operating LocalDimming or not LocalDimming
- 24Pin wafer is applied operating L/D at power and main B/D
- 18Pin wafer is applied not operating L/D at power and main B/D
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