Block (3 Of 8) Diagram - Panasonic TH-85PF12U Service Manual

TH-85PF12U

11.6. Block (3 of 8) Diagram

DS
SLOT INTERFACE/SYNC PROCESSOR/SOUND PROCESSOR
+3.3V(P)
1
+5V(P)
2
+9V(P)
3
+15V(P)
4
+14V(LAN)
5
+5V(STB)
6
7
8
9
10
11
12
IC3005
COMPONENT SELECT
HD/VD SELECT
SYNC SIGNAL PROCESSOR
VDD
SDA/
SCL
Y/PB/PR_1
Y/PB/PR_2
Y/PB/PR_3
Y/PB/PR_4
S2_1/2/3
ASPECT DET
COMPONENT SELECT
VD_1
VD_2
VD_3
13
HD_1
HD_2
HD_3
Q8012,13
HD/VD SELECT
D8011
VD_4
Q8010,11
V Sync
D8010
HD_4 SEPA
H Sync
SEPA
SYNC SIGNAL
PROCESSOR
14
15
+1.8V(P)
VCC
VCC
L
L/R_1 GAIN
VCC
L/R_2
MUTE
L/R R
L/R_3
VOL
L/R_4
TONE
IC2305
IIC3 RESET
SDA/SCL
RSTB
EQUALIZER
IC3001 SDA/SCL
IIC2
INPUT SELECT
IC2303
SOUND CONTROL
+9V(P)
+5V
IC805
VCC2 VCC1
VCC
IIC3 IIC3
PR-M/PB-M/Y-M
MAIN
IC3007
IIC ON/OFF
VD
HD
VCC
VD VD VD_M
HD HD HD_M
IC8005
SYNC SIGNAL INVERTER
Q8019,02
IC8018
DPMS_VD 5V->3.3V VCC
IC8017
VCC
DPMS_HD 5V->3.3V
+9V(P) +3.3V(P)
+5V(P)
DS9
L LINE OUT
4
LAN+14V
R LINE OUT
1
IC804
+1.8V
Q2503
Q2502
Q2501
SOUND_MUTE
+15V(P)
+3.3V(P) IC803
+3.3V
+5V(P)
IC802
+5V
+9V(P) IC801
+9V
FSTB+15V_MON
IIC3 IC8181
TIME CLOCK
IIC3
5V<->3.3V
Q8183,84
VCC
RXD_PC
TXD_PC
IC8014
RS232C
DRIVER
DS4 1 4 5 7
P(SUB)P7
60
AUDIO OUT
H5
AUDIO OUT
TERMINALS
H51
TERMINAL
JK8501
4
1
DS3 DN2
A_OA+- - OE+-
A_EA+- - EE+-
67
A_CLK+- A_OA+- - OE+-
A_EA+- - EE+-
B_OA+- - OE+- A_CLK+-
36
B_EA+- - EE+-
33
B_CLK+- B_OA+- - OE+-
B_EA+- - EE+-
B_CLK+-
2
+15V(SND)
DS6 P(MAIN_1)P6
+15V(SND)
1
FSTB+15V 2 +15V(SND)
3 +15V(SND)
7 FSTB+15V
8
FSTB+15V
9 FSTB+15V
Q801
Q802
LAN+14V_ON/OFF
DS1 DN1
PB_M
Q803 63 B/PB_M
Y_M
61 G/Y_M
PR_M
59 R/PR_M
Q804
15V_ON/OFF
HD_M
65 HD_M
VD_M
67 VD_M
54 +15V(P)
+15V(P)
+15V(P)
55
+5V(P)
22 +5V(P)
+5V(STB)
27 +5V(STB)
+3.3V(STB)
39 +3.3V(STB)
+15V(FAN)
52 +15V(FAN)
53 +15V(FAN)
2 15V_ON/OFF
Q805,06 LAN+14V_ON/OFF
3
FSTB+15V_MON
4
15 RTC_INT
SDA3
45 S_DATA3
IIC3
SCL3
46 S_CLOCK3
SDA2
47 S_DATA2
IIC2
SCL2
48 S_CLOCK2
13 SOUND_MUTE
RESET
RESET
21
42 RXD_PC
43 TXD_PC
40 DPMS_VD
41 DPMS_HD
3.3V_RXD_LAN
RXD_LAN
7
3.3V_TXD_LAN
8 TXD_LAN
SLOT_RXD
23 RXD_TU
SLOT_TXD
24 TXD_TU
IIC_CONT
49 IIC_CONT
REMOTE_OUT
38 REMOTE_OUT
REMOTE
36 REMOTE
LED_R
18 LED_R
LED_G
19 LED_G
LAN+14V_
KEY_SW
ON/OFF
17 KEY_SW
STB_ON
12 STB_ON
SLOT3_DET
28 SLOT3_DET
SLOT2_DET
29 SLOT2_DET
SLOT1_DET
30 SLOT1_DET
DS_SOS
26 DS_SOS
LAN1
LAN1
50
LAN0
57 LAN0
DAC1
32 DAC1
DAC0
33 DAC0
IIC_SW_DAC3
34 IIC_SW_DAC3
IIC_SW_DAC4
35 IIC_SW_DAC4
ALL_OFF
11 ALL_OFF