LG MCV1306 - Circuit Voltage Chart

CIRCUIT VOLTAGE CHART
1. HOW TO CHECK THE VOLTAGE
2. MAJOR ICs
3-77 3-78
No.
Location /
Description
Supply Voltage
Pin No.
Source Spec / Rating Measured voltage
1
IC501
MLC9800
13,47,94-VDD12 1.2V 1.08~1.32V 1.18V
30,51,84,113-IO-
VDD33
3.3V 3.0~3.6V 3.26V
120-PLL1VDD12 1.2V 1.08~1.32V 1.18V
124-PLL2VDD12 1.2V 1.08~1.32V 1.18V
122-PLL3VDD12 1.2V 1.08~1.32V 1.18V
115-USBVDD33 3.3V 3.0~3.6V 3.26V
14,48,95-VSS12 3.3V 3.0~3.6V 3.26V
3,52,85,109,114-IO-
VSS33
1.2V 1.08~1.32V 1.18V
119-PLL1VSS12 3.3V 3.0~3.6V 3.26V
123-PLL2VSS12 1.2V 1.08~1.32V 1.18V
121-PLL3VSS12 1.2V 1.08~1.32V 1.18V
3-AVSS33 3.3V 3.0~3.6V 3.26V
118- USBVSS33 3.3V 3.0~3.6V 3.26V
2
IC101
LC87F085NC8A
VDD1,VDD2,
VDD3,VDD4
3.3V 2.8~5.5V 3.37V
3
IC100
S-24CS16
VCC 3.3V 2.7~5.5V 3.37V
4
IC602
PS9850
VDD_IO 3.3V 2.97~3.63V 3.31V
VDD_CORE 1.2V 1.08~1.32V 1.25V
VDD_VIN1 3.3V 2.20~3.30V 3.30V
VDD_VIN2 3.3V 2.20~3.30V 3.30V
VDD_A 1.2V 1.08~1.32 1.25V
5
IC603
AK5358
VA 5V 6.0V MAX 5.11V
VD 3.3V 4.6V MAX 3.31V
6
IC605
S4308
VCC 12V 4.5~12V 11.25V
7
IC604
DRV603
VDD 5V 3~5.5V 5.1V
No.
Location /
Description
Supply Voltage
Pin No.
Source Spec / Rating Measured voltage
8
IC701
TAS5631
PVDD_X 48V 25~52.5V 47.7V
GVDD_X 12V 10.8~13.2V 11.91V
VDD 12V 10.8~13.2V 11.91V
9
IC502
EM638165TS-6G
VDD,VDDQ 3.3V 3.0~3.6V 3.27V
10
IC503
M25L1605D2I-12G
VDD 3.3V 4.6V MAX 3.27V
11
IC507
TC74VHC244FT
VCC 3.3V 2.0~5.5V 3.27V
12
IC506
CP Chip
VCC 3.3V 7.0V MAX 3.27V
13
IC504
USB2512A
VDD33 3.3V 3.0~3.6V 3.26V
14
IC505
278R33
VOUT 3.3V - 3.28V
15
IC407
BU9543KV
VDD 3.3V 2.7~3.6V 3.27V
VCORE 1.5V 1.4~1.65V 1.58V
16
IC408
S3053
VCC1, VCC2 5V 4.3~13.2V 5.10V
17
IC406
S8082
SVCC, PVCC 5V 4.3~13.2V 5.10V
18
IC202
CS5346
VA 5V 4.75~5.25V 5.11V
VD 3.3V 3.13~3.47V 3.27V
VLS 3.3V 3.13~3.47V 3.27V
VLC 3.3V 3.13~3.47V 3.27V
19
IC203
LM39102D
VOUT 5V - 5.12V
20
IC201
NJM2794RB2
VCC 12V 4.3~13V 11.93V
21
IC204
LM39102D
VOUT 5V - 5.13V
22
IC801
FS-503B
VDDK 1.2V 1.4V MAX 1.19V
VDDE 3.3V 4.0V MAX 3.27V
23
IC803
M25L1605D2I-12G
VDD 3.3V 4.6V MAX 3.27V
24
IC806
TC74VHC244FT
VCC 3.3V 2.0~5.5V 3.27V
25
IC807
M25L1605D2I-12G
VDD 3.3V 4.6V MAX 3.27V
26
IC807
TC74VHC244FT
VCC 5V 2.0~5.5V 5.12V
27
IC807
KIA1112F
VOUT 1.2V - 1.19V
28
IC301
BU2090
VDD 3.3V 7.0V MAX 3.66V
29
IC302
BU2090
VDD 3.3V 7.0V MAX 3.66V
30
IC3U01
LM3912D
VOUT 5V - 5.11V
Turn the SMPS board over with cable connected
and check the voltage.