Ds-Board (2 Of 2) Block Diagram - Panasonic TH-37PH10UK Service Manual

15.19. DS-Board (2 of 2) Block Diagram

DS SLOT INTERFACE/SYNC PROCESSOR/SOUND PROCESSOR
S_CLOCK3
SCL3
1
S_DATA3 SDA3 Q8183
2
SCL3 3.3V<=>5V SCL3
LEVEL SHIFT
Q8184
SDA3
3.3V<=>5V SDA3
LEVEL SHIFT
3
AUDIO L
4
AUDIO R
IC3001
5
9V_2
AUDIO SELECT
17 VCC 1
L 3
19
5
OUT1
7
2
R
4
18
OUT2 6
SDA SCL 8
12 13
SDA3 SCL3
37inch ONLY
IC3005
TO
DS COMPONENT SELECT
HX1 +5V_M
14
+5V 22 P+5V +9V_2
+9V 21 SLOT+9V
STB+5V 12 STB+5V
Y_1
Y_4
42
Y/G 1
PB_1
PB_4 44
PB/B 3
PR_1
46
PR_4
PR/R 5 S2_1
23
R_4
R 11
Y_2
L_4 48
L 13 PB_2
2
VD_HX
PR_2
VD_HX 9
4
HD_HX S2_2
HD_HX 7
22
RXD_4
RXD 19 Y_3
6
TXD_4
PB_3
TXD 18
8
PR_3
10
S2_3
13
Y_4
36
PB_4
38
PR_4
40
ASPECT DET
42inch ONLY
SLOT+9V
P+5V
A17 A19 A21
DS DS
1 2 13 14 4 5 8 12 10 6 15
14 11
B17 B19 B21
TO
SLOT1
HX1
42inch ONLY
TH-37/42PH10UK
DS-Board (2 of 2) Block Diagram
STB+5V_S IC3004
IC3007
STB+5V_S
EX.I/O(SLOT DET IIC CONTROL)
IIC ON/OFF
8
SCL3
SCL3
16 VCC
SDA3 SDA3
9V_2
3 7
IIC
CONT.
42inch ONLY
L3
L2
SCL3
L1
SDA3
L_4
R3 S1 S0
SLOT1 L L
R2 IC3002
SLOT2 L H
HD_HX
R1 STB+5V_S
SLOT3 H L EX.I/O(IIC SW)
R_4
VCC 16
SCL_S1
SDA_S1
VD_HX
IIC_SCL
SCL3
IIC_DAT
SDA3
SCL_S3
SDA_S3
S0/S1
IC3101
42inch
+5V_M
VIDEO BUFFER
ONLY
SCL3 SDA3 Y_M
1 LPF 14
15 16
PB_M
5 LPF 11
IIC CONT.
PR_M
MAIN 25 17
LPF
Yout1
34
PBout1
32 CUT-OFF
PRout1
Q8019 FQ CONT
30
VFC
21
LPF(M)
SUB
DAC1 DAC2
Yout2
27
PBout2
24
IC3006
PRout2
21
9 10
SERIAL SELECT
TXD11
1
TXD1
TXD12
3 5
TXD13
2
RXD11
12
RXD1 RXD12
13 14
RXD13
STB5V_S 15
P-STATUS
Q3001
A22 A40 A26 A28 A30 A32 A34 A36 A38
DS
12
B37 B38 B40 B2 B3 B5 B6 B8 B9 B11 B12 B14 B15 B23 B24 B25 B26 B27 B28 B29 B30 B31 B32 B35 B36
SLOT2
DS-BOARD SOS
LED BLINKING
:10TIMES
IC3003
EX I/O(VIDEO/AUDIO SELECT)
SLOT1_DET SCL3
OUTPUT PORT 2
SDA3
9V_2
SLOT2_DET
OUTPUT PORT 1
SLOT3_DET 16 OUTPUT PORT(SW2)
OUTPUT PORT 9
OUTPUT PORT(SW3)
SOS_ALL
OUTPUT PORT 10
OUTPUT PORT(SW0)
42inch
IIC_SW
IIC
8bit DAC4 3 OUTPUT PORT(SW1)
ONLY
CONT.
IIC_SW
4
8bit DAC3 8bit ADC(SYNC INH(M))
DAC1
8bit DAC1 6 8bit DAC(CS(M))
DAC0
7
8bit DAC0 8bit DAC(LPF(M))
8bit DAC(FAN CONT)
Q8010,11 IC8017
STB+3.3V
HD_4
LEVEL SHIFT
DPMS_HD
2 3.3V<=>5V 4
Q8012,13
IC8018
STB+3.3V
VD_4
LEVEL SHIFT
DPMS_VD
2 3.3V<=>5V 4
SOS_ALL
IC8009
CS(M) HD SWITCH
IC8001
AC_CS
7
SYNC SELECT
+9V_2
2 1
VD_1
1 +9V_2 +12V
16 8
VD_2
5
VD_3 VD
2 3
VD_4 VD
4
HD_1
12
IC8007
HD_2
14
HD_3 HD
SYNC SWITCH
15 13
HD in
HD_4
11 SYNC_INH(M)
HD
6 7
B A
Green 1
9 10 6 HD/Green
SW1 SW0 +9V_2 8 5 Q8002
CS(M)
A B
SLOT1 L L
SLOT2 L H
IC3153
SLOT3 H L 42inch only
STB+3.3V
PC H H LEVEL SHIFT
20
42inch ONLY
2 2
3.3V
3 3
REMOCON OUT
5V
4 4
A17 A19 A21 A22 A40 A26 A28 A30 A32 A34 A36 A38
B17 B19 B21 B37 B38 B40 B2 B3 B5 B6 B8 B9 B11 B12 B14 B15 B23 B24 B25 B26 B27 B28 B30 B31 B35 B36
109
STB+5V_S
STB+3.3V
P5V
9V_2 STB+5V_S
X8181
RTC_INT
9
10 Q8181 8 FAN_CONT
SW0 3.3V<=>5V SCL
SCL1 RXD4
2 2
SW1 LEVEL SHIFT
IC8181 TXD4
1
Q8182
SYNC_INH(M) SDA3
TIME CLOCK
6
SDA1 3.3V<=>5V SDA
SCL3
CS(M) 3
3 LEVEL SHIFT
SDA1
LPF(M) 5
5
SCL1
RTC INT
FAN_CONT
DPMS_VD
4
DPMS_HD
PR-M
Y-M
PB-M
IC8014
STB3.3V
HD-M
RS232C DRIVER
VD-M
19 S-TX3-
TXD_4
TXD4
17 13 S-TX3+
S-TX2-
RXD_4
RXD4
S-TX2+
16 15
S-TX1-
S-TX1+
S-TX0-
S-TX0+
S-TXC-
S-TXC+
M-TXC-
M-TXC+
M-TX3-
M-TX3+
M-TX2-
IC8003
M-TX2+
IC8005
SYNC SIGNAL M-TX1-
SYNC SIGNAL
PROCESSOR
+5V_M M-TX1+
INVERTER
M-TX0-
16
14
8 M-TX0+
VD_M
13 1 2
AC_GOOD
V Sync
ALL_OFF
SEPA
F_STB_ON
6
HD_M
15 3 6
SOUND_MUTE
RESET
H Sync
4
RXD1
SEPA
TXD1
P_STATUS
SLOT5V
REMOCON_OUT
SLOT3.3V LAN+14V
CABLE_DET
SRQ
KEY_DET
SOS
KEY_SW
SOS_ALL
Q8200-Q8202
STB_ON
LED_R
SOS OUT
LED_G
REMOCON_IN
STB+3.3V
LED_G
LED_R
KEY_DET
REMOCON_IN
KEY_SW
A38 A36 A34 A32 A30 A28 A26 A40 A22 A21 A19 A17
DS
13
B36 B35 B31 B30 B28 B27 B26 B25 B24 B23 B40 B37 B38 B21 B19 B17
SLOT3
42inch ONLY
TH-37/42PH10UK
DS-Board (2 of 2) Block Diagram
TH-37PH10UK / TH-42PH10UK
P5V DS1 TO DN1
54 P+5V
55 P+5V
59 STB+5V
68 STB+3.3V
79 P+15V
80 P+15V
46 RTC_INT
49 FAN_CONT
69 RXD PC
70 TXD PC
72 SDA3
73 SCL3
75 SDA1
76 SCL1
65 DPMS_VD
66 DPMS_HD
2 R/PR
4 G/Y
6 B/PB
8 HD
10 VD
12 S_TX3-
13 S_TX3+
15 S_TX2-
16 S_TX2+
18 S_TX1-
19 S_TX1+
21 S_TX0-
22 S_TX0+
24 S_TXC-
25 S_TXC+
27 M_TXC-
28 M_TXC+
30 M_TX3-
31 M_TX3+
33 M_TX2-
34 M_TX2+
36 M_TX1-
37 M_TX1+
39 M_TX0-
40 M_TX0+
42 AC GOOD
43 ALL OFF
44 F_STB_ON
45 SOUND_MUTE
50 RESET
56 RXD_TU(SBO)
57 TXD_TU(SBI)
58 POWER_STATUS
63 REMOCON OUT
67 CABLE DET
77 IIC CONT
47 KEY_DET
48 KEY_SW
51 LED_R
52 LED_G
61 REMOCON
DS2 TO V2
1 STB+3.3V
2 LED_G
3 LED_R
4 KEY_DET
6 REMOCON
DS
TO V15
15
1 KEY_SW