Power Pcb - Daewoo DT-4220NH Service Manual

Description of A/V(MAIN and SUB PCB) and POWER

4-3. POWER PCB

<Input Source>
Rating: AC100V ~ AC240V (Variable Range- AC85V~ AC276V)
Regulation Method: Transistor & Switching Method
Input Frequency: 50~60Hz (Variable Range- 45Hz ~ 66Hz)
Inrush Current: Below 30A at AC264V
Output Voltage is shown below.
No. Output
1 Vs
2 Va
3 5Vcntl
4 5V
5 V3
(SOUND)
6 33VT
7 12V
8 Vstb
Remote control signal
Voltage Variable
Rating Range
(V) (V)
175 160-190
60 50-65
5.1 4.75~5.25
5.1 4.75~5.25
17 -
-17 -
33 -
12 -
5 -
Voltage
Accuracy
(%)*1
5V
*3
2V
5%
5%
7%
7%
7%
5%
5%
-24-
Current Ripple/Noise
Rating (mVp-p)*2
(A)
0.4~1.5 500/500
0.01~2.5 300/300
1.2~4 30/200
0.5~4.5 50/200
0~0.7 100/400
0~0.7 100/400
1.5 100/400
0.6 100/400
1.5 50/200