Panasonic TH-L37DT30R, Service Manual

Page: 44 / 106

TH-L37DT30R
44
9.2. Detailed Block Diagram (1/2)
G R
+
VCC GND OUT
+
H O T C O L D
SUB_ON
R_LED_ON
G_LED_ON
DCDCEN
AI_SENSOR
OVP
PWM_ENB
BL_SOS
PANEL_VCC_ON
IR_LR
ALL_OFF
REMOTE
KEY1
DISPEN
D2800A
D5188
SUB9V
SUB3.3V
RM2800
1 2 3
USB5V
P15V
STB5.8V
D5183
D5172
D5184
PNL12V
D5187
PA5300
SUB5V
D5179
USB5V
SN2800
5.8VS
P15V
STB5V
D5173
D5178
+5V
4
7
46
LVDS DATA
2
16V
AV3
S
+/
SW2890
R
5.8VS
POWER CON.
L/R
14
V/
CH
A02
AV1
6
10
L/R
(MONITOR)
STB5V
KA
AV1
PC-B
R
RECTIFIER
TV
5
1 1
PHOTO
COUPLER
TV_SUB_ON
LCD PANEL
MAIN
P1
5
9
IC5205
A15
POWER SWITCH
STB5.8V
VIDEO
OUTPUT
13
A10
VOL
REMOTE
RECEIVER
12
47
L/R
4
PC
BL_SOS
IR LR
9
L
DTV
3
DISPEN
L/R
2
48
8
2
4
STB
ERRORDET
AUDIO
(MONITOR)
OUT
2
AUDIO
OUTPUT
IIC3
/V
3
T5AH AC250V
1
OUT
POWER SWITCH
A16
L
5
PC-R
L
13
13
IC5300
14
15
P4
PC-G
KA
10
3
Y
RECTIFIER
PHOTO
COUPLER
V V
5.8VS
ERROR
DET
PC-H
9
4
RECTIFIER
27
SUB3.3V
3
POWER LED
11
AV SWITCH
5
SUB9V
PHOTO
COUPLER
11
6
40
+5V
PC-V
PFC CON.
PWM_ENB
L/R
9
7
1
+3.3V
POWER
11
L
8
IIC0
FUNCTION SELECT
10
KEY
TV/AV
L
R/G/B
PC IN
V
USB5V
L/R
AV2
REMOTE
NOISE
FILTER
1
50
CH
2
16V
R
POWER LED/REMOTE RECEIVER/C.A.T.S. SENSOR
IC3001
C.A.T.S.
SENSOR
16V
10
-/
7
VOL
G_LED_ON
H/V
PANEL12V
49
P2
PB
Y/PB/PR/V
V
SUB3.3V
8
4
11
5.8VS
STB3.3V
S10
+5V
V
AI_SENSOR
1
JK1005
R
24
PR
SUB5V
R
+12V
AV2
11
16V
ALL_OFF
LVDS DATA
12
AV3
JK1051
(SIDE)
SUB3.3V
HP
V
R_LED_ON
LED
BACK
LIGHT
STANBY IC
6
LCD
DRIVER
A
PHOTO
COUPLER 8
IC5400
SUB5V
ERROR
DET
1
JK3000
15
IC5420
PNL12V
ON
12
STB5.8V
42
L/R
V
IC5440
HOT COLD
POWER SUPPLY P