JVC LT-52GZ79 Service Manual page 33

ANALOG PWB CIRCUIT DIAGRAM (6/6) [POWER BLOCK]
32V
CN00H
QGB1231L1-23
BT32V 1
GND 2
MAIN_POW 3
1080P_SW 4
LCD_POW 5
AC_IN 6
STB_5V 7
8
GND
9
SCL
GND 10
DC-DC PWB
SDA 11
GND 12
CN00H
16V 13
9V 14
GND 15
5V 16
5V 17
NC 18
5V 19
GND 20
21
GND
22
24V
UK_5V 23
GND
SDA3A5
ANALOG PWB(1/6,2/6)
SCL3A5
STB_5V STB3.3V
IC902
BA33BC0FP-X L902
NQL52EM-220X
D903 C913
OPEN NEX51CM-335X
1 2 3
GND GND
C905
47 /16
C904 NEHM1CM-476X
NCB11AK-106X
C906
0.1 /25
NCB31EK-104X
GND
L903
NQR0562-010X
C914
NEX50JM-156X
GND
R905
OPEN
UK3.3V
UK3.3V
R967
OPEN
IC961
OPEN
C962 C963
R968 OPEN OPEN
8 7 6 5
OPEN
R966
C961
OPEN
OPEN
GND
1 2 3 4
GND
R961
OPEN
GND 1.3A
24V
C968
OPEN L961
OPEN
0.3A
R962
R963
OPEN
R906 D961 OPEN
R965
OPEN OPEN
D962 OPEN
C964 C965
OPEN D963 R964
OPEN OPEN OPEN
OPEN
GND
POW_GOOD
C907
R940
OPEN
R931 R933 OPEN
OPEN OPEN
D931
R932 R934 R935
GND OPEN
OPEN OPEN OPEN
Q932
OPEN
R936
OPEN
C931
Q931 OPEN R937 Q933
OPEN OPEN OPEN
R902 R901
CBW OPEN
R938
Q934
OPEN
OPEN
R939
OPEN
GND
ANALOG PWB ASS'Y (6/6)
SFL-1237A-H2 [LT-52GZ79, LT-52GZ79/E, LT-52GZ79/S]
SFL-1237A-H8 [LT-52GZ79/BA]
(No.YA665<Rev.001>)2-17
VCC5V
BS_A9V BS_A5V 5V
R912
OPEN
L906
OPEN
C920
OPEN
GND
UK2.5V
UK2.5V
IC951
OPEN
Vin ON/OFF Vout NC GND
1 2 3 4 5
C951 C952
OPEN OPEN
R951
C953 OPEN
OPEN
GND GND
R903 OPEN
L901 OPEN
C901 R904
OPEN OPEN
GND GND
UK12V
R983 OPEN
IC981
OPEN
1 2 3
R981
OPEN
R984
C982
OPEN
C981 OPEN
OPEN
GND
16V
1
IC971
PQ090DNA1Z-X
1 2 3 5
9V
R982
0.2A
NRSA02J-0R0X
C971 C973
NEHM1EM-336X
NEHM1EM-336X
C972
NCB21EK-334X
GND
2-18(No.YA665<Rev.001>)
ASSY NO. - MODEL LIST
SFL-1236A - LT-42GZ78A SFL-1237A - LT-47GZ78A
LT-42GZ78BA LT-47GZ78BA
LT-42GZ78SA LT-47GZ78SA
LT-42GZ78TA LT-47GZ78TA
LT-42GZ78B LT-47GZ78B
LT42GZ78NASK LT47GZ78NASK
LT-52GZ79A
LT-52GZ79SA
LT-52GZ79EA
LT-52GZ79BA
- NOTE -
OPEN :OPTION(NON MOUNT)
0 :NRSA63J-0R0X
CBW :NRSA02J-0R0X
PNP :2SA1530A/QR/-X
NPN :2SC3928A/QR/-X
*1 :2SC2412K/QR/-X
*2 :2SA1037AK/QR/-X
*3 :DTC323TK-X
*4 :DTC144EKA-X
*5 :NCB11AK-106X
GND
CN0UD
OPEN
1 UK3.3V
2 UK3.3V
3 UK5V
4 UK5V
5 GND OPEN
GND
6
7 UK12V
8
32V
9
UK2.5V
10 UK2.5V
1080P_SW
MAIN_POW
POW_GOOD ANALOG PWB(2/6)
B1_POW
AC_IN
ggs10021001a_12/4_4/6_0.0