Read LG 50PN452D-ZE (CHASSIS:PD31B) Service Manual online
Spec) 250mV↓
Spec) 165mV↓
Spec) 165mV↓
3. Power Block.
L606
120 Ohm
2A
1608
IC608
5.0V to 3.3V
AP1117E33G
(850mW)
C617
10 F
C616
+3.3V
+3.3V_TU
C302
0 1 F
C303
10 F
Tuner
5.02V
Spec) 250mV↓
26Vrms
169mVpp
Spec) 165mV↓
5Vrms
69mVpp
Spec) 165mV↓
5Vrms
69mVpp
3.26V
3.255V
Input
DTV
ATV
Comp
HDMI
1608
10uF
6.3V
0.1uF
10V
0.1uF
16V
1005
10uF
16V
+3.3V_AMP
Audio
L601
120 Ohm
3 275V
3 273V
Spec) 165mV↓
8Vrms
89mVpp
DTV
ATV
Comp
HDMI
168mA 194mA 197mA 197mA
+5
C677
0.1uF
16V
C672
0.1uF
16V
Audio
AMP
120 Ohm
2A
1608
3.275V
3.273V
Spec) 165mV↓
7Vrms
Spec) 75mV↓
Input(STA380 not working)
DTV
Comp
HDMI
30mA
30mA
30mA
+5
V
+1.5V_DDR
IC613
3.3V to 1.5V
AP1117BH-ADJ
(850mW)
C618
10uF
C1251
10uF
X4
1uF
DDR
L1202
500 Ohm
3A
2012(?)
C619
10uF
3.27V
7Vrms
79mVpp
Spec) 75mV↓
7.5Vrms
74mVpp
74mVpp
Spec) 75mV↓
10Vrms
74mVpp
1.507V
1.50V
3.26V
IC605
5.0V to 3.3V
AP1117E33G
(850mW)
C627
C611
5.01V
6.3V
10uF
6.3V
Spec) 75mV↓
Input
DTV
Comp
HDMI
285mA 185mA 185mA
Input
DTV
Comp
HDMI
140mA
85mA
85mA
10uF
6.3V
0.1uF
10V
C432
0.1uF
16V
C436
10uF
10V
X3
0.1uF
16V
C446
1uF
10V
LM1
L402
120 Ohm
2A
1608
9.8Vrms
74mVpp
74mVpp
1.50V
16V
1005
10V
2012
16V
1005
10V
1005
Input
DTV
Comp
HDMI
145mA 105mA 105mA
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