Read LG 50PX950-AA (CHASSIS:PA02B) Service Manual online
P
O
w
E
R
B
O
A
R
D
R
D
+3.3V_ST
BCM
DDR2x4
1G 8Bit
IC100
BCM
STBY
NEC Micom
EEPROM(NEC)
MAX3232
+3.3V_NEC_ST
D1.8V
+5V_ST
INSTANT_BOOT
P906(SUB B/D)
P_17V
IC700
(ST AMP)
WIRELESS
Multi Power
SPEC : 2A↓
L511
P17V_WIRELESS
IC500
(3.3V Reg)
SPEC : 2A
IC501
(DCDC)
Max 3A
1440mA (Volume max 기준)
D1.8V
L505
L704
IC800
(HDMI
Switch)
Block Diagram – PSU
BUZZER
IC701
AUDIO AMP
IC504
(DCDC)
L520
+5V_TU
L1304
L503
1.2V_TU
1100mA
※ INSTANT BOOT
IC502
(DCDC)
A1.2V
3.25V
A3.3V
D3.3V
P_5V
SPEC : 5A↓
Q501
+5V_MULTI
+5V_TU
v
L510
+5V_USB
L512
IC505
(3.3V Reg)
Max 4.4A
Max 3A
TUNER
+3.3V_MULTI
L515
L518
+3.3V_HDMI
예상:4.5A
RGB
EEPROM
IC903
(SYNC)
IC700(AMP)
IC100(EEPROM)
IC102(Flash)
L801
+3.3V_TU
+3.3V_USB_HUB
A2.5V
IC800
(HDMI Switch)
L800
+1.8V_HDMI
L500
Max 4A
L516
L519
TUNER
IC600
(1.2V Reg)
L602
OPTION
L1200
L703
ETHERNET
L509
D1.2V
D1.8V
+3.3V_TU
1.83V
3.24V
3.24V
3.24V
3.23V
3.23V
2.49V
1.21V
1.18V
1.79V
4.98V
5.01V
16.91V
16.91V
56mV
56mV
44mV
52mV
52mV
56mV
80mV
56mV
5.08V
58mV
5.04V
34mV
48mV
5.03V
IC503
(2.5V)
L1201
IC1100
(USB HUB)
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