Circuit Voltage Chart - LG MAX220UB Service Manual

IC101
PIN PIN NAME
AM Mode FM Mode
1 AMRFIN 2.884
2 AMRFDEC 4.175
3 FMIN2 -
4 FMIN1 -
5 GNDRF -
6 VCC2 8.3
7 AMRFAGC 0
8 LOUT 3.8
9 ROUT 3.8
10 GNDAUD -
11 AMIFAGC2 0
12 MPXIN 3.6
13 MPXOUT 3.6
14 RSST 0.67
15 XTAL2 5.9
16 XTAL1 5.9
17 GNDD -
18 SCL 4.9
19 SDA 4.9
20 VREF 3.9
21 VREGSUP 6.9
22 VCC1 8.3
23 GND -
24 VCODEC 5.6
25 PLL -
26 PLLREF 2.2
27 TEST -
28 AMSELIN1 0.018
29 AMSELIN2 0.018
30 AMIFAGC1 1.3
31 AMSELOUT1 8.3
32 AMSELOUT2 8.3

CIRCUIT VOLTAGE CHART

Voltage PIN PIN NAME
1
- 2
- 3
3.1 4
3.1 5
- 6
8.3 7
0.2 8
3.8 9
3.8 10
- 11
0 12
3.6 13
3.6 14
0.6 15
5.9 16
5.9 17
- 18
4.9 19
4.9 20
3.9 21
6.9 22
8.3 23
- 24
5.6 25
- 26
2.2 27
- 28
-
-
-
-
-
IC601
Voltage
A1 4.183
A2 4.185
B1 4.184
B2 4.184
C1 4.18
C2 4.18
DP1 4.13
DN 4.13
DP2 4.13
EP1 4.13
EN1 4.13
EN2 4.13
EP2 4.13
MIN 4.2
MUTE 5
LRST 0
LOUT 0
OUTS2 4.22
OUTS1 4.22
OUTR2 4.22
OUTR1 4.2
OUTF2 4.2
OUTF1 4.2
VCC 8.43
SCL 5
SDA 5
GND 0
FIL 4.2
2-13
IC801
PIN PIN NAME Voltage
1 ILL
2 GND
3 CD 8 V
4 CTL1
5 AUDIO 8.4 V
6 CTL2
7 DSP 3.3 V
8 CTL3
9 USB F/B
10 USB CTL 1300 mA
11 EXT
12 USB SENS
13 VDD 5.7 V
14 VCC
15 BACK UP
IC804
PIN PIN NAME Voltage
1 TAB
2 PW-GND2
3 OUT2(-)
4 STBY
5 OUT2(+)
6 VCC2
7 OUT1(-)
8 PW-GND1
9 OUT1(+)
10 RIPPLE
11 IN1
12 IN2
13 PRE-GND
14 IN4
15 IN3
16 AC-GND
17 OUT3
18 PW-GND3
19 OUT3(-)
20 VCC1
21 OUT4(+)
22 MUTE
23 OUT4(-)
24 PW-GND4
25 OFFSET/SHORT
8.42
0
8.1
4.661
8.43
2.98
3.3
0
0
14.37
14.38
4.11
5.65
14.12
14.38
0
0
6.88
4.997
6.88
14.38
6.89
0
6.87
6.77
6.81
6.8
0
6.81
6.82
6.87
6.9
0
6.92
14.39
14.38
4.12
6.92
0
0