J-Board (2 Of 2) Block Diagram - Panasonic TH-42PS9UK Service Manual

15.17. J-Board (2 of 2) Block Diagram

J SLOT INTERFACE/SYNC PROCESSOR/SOUND PROCESSOR
S_CLOCK3
SCL3
1
Q8183
S_DATA3 SDA3
2
SCL3 3.3V<=>5V SCL3
LEVEL SHIFT
Q8184
RESET RESET
SDA3
3 3.3V<=>5V SDA3
LEVEL SHIFT
SOUND MUTE
4
AUDIO L
5
AUDIO R
6
TO DA3
J3 STB3.3V
STB5V_S
STB+3.3V 30
P5V
STB5V 18
5V 8
SRQ
IIC CONT 29
SCL1
27
SCL1
SDA1
SDA1 26
SCL3
SCL3 23
SDA3
SDA3 22 Q8181
TXD4
3.3V<=>5V SCL
TXD_PC 21
2
RXD4 LEVEL SHIFT
RXD_PC 19
Q8182
SOUND MUTE 16
TXD1 3.3V<=>5V SDA
TXD_TU(SBI) 14
3
RXD1 LEVEL SHIFT
RXD_TU(SBO) 12
REMOCON OUT
REMOCON OUT 10
RTC INT 9
LED_G SOS
LED_G 6
Q8200-Q8202
LED_R
STB_ON
LED_R
5 SOS OUT
REMOCON_IN
REMOCON 4
IC3005
STB3.3V
TO V2 J2
COMPONENT SELECT
5V_M
STB3.3V 1
LED_G
LED_G 2 9V_2
LED_R
LED_R 3
REMOCON_IN
REMOCON 6
Y_1
42
PB_1
44
PR_1
46
S2_1
23
Y_2
48
PB_2
2
PR_2
4
S2_2
22
Y_3
6
PB_3
8
PR_3
10
S2_3
13
TO DA1
J1
Y_4
PR_M 36
R/PR(M) 17
PB_4
Y_M 38
13
G/Y(M)
PR_4
PB_M 40
B/PB(M) 9
HD_M
HD(M) 16
VD_M
VD(M) 12
STB_ON
STB_ON 8
CABLE DET
CABLE DET 6
AA_POWER
5
POWER STATUS
RESET
RESET 4
KEY_SW
KEY_SW 3
DPMS_HD
DPMS_HD 2
DPMS_VD
DPMS_VD 1
TO V15 J15
KEY_SW
KEY_SW 1
A17 A19 A40
A21 A22 A26 A28 A30 A32 A34 A36 A38
J11
B17 B19 B21 B40 B2 B3 B5 B6 B8 B9 B11 B12 B14
SLOT1
TH-42PS9UK
J-Board (2 of 2) Block Diagram
STB5V_S
IC3007
STB5V_S EX.I/O(SLOT DET IIC CONTROL)
IIC ON/OFF
8
SCL3 SCL3
16
VCC
SDA3 SDA3
9V_2
3 7
SCL3
SDA3
IC3001
SLOT1
STB5V_S 9V_2
AUDIO SELECT
SLOT2
L3 SLOT3
17 1
VCC
L2
L
8 3
19
L1
5
OUT1
SCL_S1
L_4
X8181
IC8181 7 SDA_S1
R3 IIC_SCL
2 IIC_DAT
TIME CLOCK
R2
R 4 SCL_S3
18 SDA_S3
R1
6
OUT2
R_4
5 SDA SCL 8
RTC INT
12 13
SDA3 SCL3
SOS_ALL
IC3101
5V_M
VIDEO BUFFER
SCL3 SDA3 Y_M
1 LPF 14
15 16
PB_M
5 LPF 11
IIC CONT.
PR_M
MAIN
25 LPF 17
Yout1
34
PBout1
CUT-OFF
32
PRout1 FQ CONT
Q8019
30
VFC
21
LPF(M)
SUB
DAC1 DAC2
Yout2
27
PBout2
24 IC3006
PRout2
21
9 10
SERIAL SELECT
IC3150
1
TXD1
3 5
BUFFER
REMOTE
2
OUT
5V<=>3.3V
LEVEL SHIFT 12
RXD1
STB5V_S 13 14
15
ASPECT DET Q3001
AA POWER
J5 1 2 3 5 6 8 9 11 12 14 15 J12
B15 B23 B24 B25 B26 B27 B28 B29 B30 B31 B32 B35 B36
TO DA6
SLOT2
IC3004
J-BOARD SOS
LED BLINKING : 10TIMES
IC3003
EX I/O(VIDEO/AUDIO SELECT)
SLOT1_DET SCL3
2
OUTPUT PORT
SDA3
9V_2
SLOT2_DET
1
OUTPUT PORT
SLOT3_DET 16 OUTPUT PORT(SW2)
OUTPUT PORT 9
IIC OUTPUT PORT(SW3)
SOS_ALL
CONT.
OUTPUT PORT 10
OUTPUT PORT(SW0)
IIC_SW
IIC
8bit DAC4 3 OUTPUT PORT(SW1)
CONT.
IIC_SW
8bit DAC3 4 8bit ADC(SYNC INH(M))
DAC1
8bit DAC1 6 8bit DAC(CS(M))
DAC0
8bit DAC0 7 8bit DAC(LPF(M))
8bit DAC(FAN CONT)
S1 S0 Q8010,Q8011
L L IC3002
HD_4
L H
STB5V_S
Q8012,Q8013
H L EX.I/O(IIC SW)
VD_4
VCC 16
IC8016
SCL3
SDA3 PC SYNC INVERTER
DPMS_HD
2 1
S0/S1
DPMS_VD
4 3
SOS_ALL
IC8009
HD SWITCH
CS(M)
IC8001
AC_CS(M)
7
SYNC SELECT
9V_2
2 1
VD_1
1
5V
16 8
VD_2
5
VD_3 VD
2 3
VD_4
4
HD_1
12 IC8007
HD_2
14
HD_3 HD
SYNC SWITCH
15 13
HD_4
11 SYNC_INH(M)
HD
B A 6 7
1
Green
9 10 6
9V_2 8 5
SW1 SW0
CS(M)
A B
SLOT1 L L
TXD11 SLOT2 L H
SLOT3 H L
TXD12
TXD13
RXD11
STBY5V_S
RXD12
IC3151
RXD13
REMOTE OUT
3.3V<=>5V
LEVEL SHIFT
A17 A19 A21 A22 A40 A26 A28 A30 A32 A34 A36 A38
B17 B19 B21 B40 B2 B3 B5 B6 B8 B9 B11 B12 B14 B15 B23 B24 B25 B26 B27 B28 B30 B31 B35 B36
77
9V_2
9
10
SW0
2
SW1
1
SYNC_INH(M)
6
CS(M)
3
LPF(M)
5
4
HD_HX
VD_HX
STB3.3V
STB3.3V
TXD4
13 17
RXD4
15 16
IC8014
RS232C
DRIVER
IC8003
IC8005
SYNC SIGNAL
SYNC SIGNAL
12V
PROCESSOR
P5V INVERTER
16
14
VD
8 VD_M
13 1 2
V Sync
SEPA
HD in
6
HD_M
15 3 6
HD/Green
H Sync
Q8002 4
SEPA
STBY5V_S
IC3152
REMOTE OUT
3.3V<=>5V
LEVEL SHIFT
LAN15V
5V_M
Q3004 D3005
J6 1 2 3 5 6 8 9 11 12 14 15 J10 1 2
TO DA6 TO P10
TH-42PS9UK
J-Board (2 of 2) Block Diagram
TH-42PS9UK
STB5V_S
J14 TO HX14
P5V
SLOT9V 12 STB+5V
21 +5V
22 +9V
Y_4
1 PC-G
PB_4
3 PC-B
PR_4
5 PC-R
7 PC-HD_HX
9
PC-VD_HX
R_4
11 PC_AUDIO_IN_R
L_4
13
PC-AUDIO_IN_L
18 PC-TXD
19
PC-RXD
J13 SLOT3
SLOT3.3V
A17 SLOT3.3V
B17 SLOT3.3V
SLOT5V
A19
SLOT5V
B19 SLOT5V
SLOT9V
A21 SLOT9V
B21 SLOT9V
STB5V_S
A22 STB5V
LAN15V
A40 LAN+15V
B40 LAN+15V
L_3
A26 AUDIO IN L
SRQ
B23 SRQ
R_3
A28
AUDIO IN R
SDA_S3
B24 IIC_DATA
VD_3
A30 VD
SCL_S3
B25 IIC_CLOCK
RXD13
B26 RXD
TXD13
B27 TXD
HD_3
A32 HD
SLOT3_DET
B28
PLUG DET
PR_3
A34 PR/R
REMOTE
B30 REMOTE
SOS
B31 SOS
PB_3
A36 PB/B
RESET
B35 RESET
Y_3
A38
Y/G
S2_3
B36 S2 DETECT