Ds-Board (2 Of 2) Block Diagram - Panasonic TH-37PR10U Service Manual

TH-37PR10U / TH-42PR10U

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

DS SLOT INTERFACE/SYNC PROCESSOR/SOUND PROCESSOR
S_CLOCK3 SCL3
1
S_DATA3 Q8183
SDA3
2
SCL3
3.3V<=>5V
LEVEL SHIFT
Q8184
SDA3 3.3V<=>5V
LEVEL SHIFT
3
AUDIO L
4
AUDIO R
IC3001
5
9V_2
AUDIO SELECT
17
VCC
L
19
OUT1
R
18
OUT2
SDA SCL
12 13
SDA3
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
SLOT+9V
P+5V
DS DS
1 2 13 14 4 5 8 12 10 6 15
14 11
TO
SLOT1
HX1
TH-37/42PR10U
DS-Board (2 of 2) Block Diagram
STB+5V_S
IC3007
STB+5V_S
IIC ON/OFF
8
SCL3
SCL3 SCL3
16 VCC
SDA3
SDA3
9V_2
SDA3 3 7
L3
1
L2
3
SCL3
L1
5 SDA3
L_4
7
S1 S0
R3
2
SLOT1 L L IC3002
R2
4
SLOT2 L H
R1 STB+5V_S
6 EX.I/O(IIC SW)
SLOT3 H L
R_4
8
VCC 16
SCL_S1
SCL3
SDA_S1
IIC_SCL
SCL3
IIC_DAT
SDA3
SCL_S3
SDA_S3
S0/S1
IC3101
+5V_M
VIDEO BUFFER
SCL3 SDA3 Y_M
1 14
LPF
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
1
TXD1
3 5
2
12
RXD1
13 14
STB5V_S 15
ASPECT DET
P-STATUS
Q3001
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 B29 B30 B31 B32 B35
DS-BOARD SOS
LED BLINKING
IC3004
:10TIMES
IC3003
EX.I/O(SLOT DET IIC CONTROL)
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
IIC
OUTPUT PORT(SW3)
SOS_ALL
CONT.
OUTPUT PORT 10
OUTPUT PORT(SW0)
IIC_SW
8bit DAC4 3 IIC 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)
Q8010,11
IC8017 STB+3.3V
HD_HX HD_4
LEVEL SHIFT
DPMS_HD
2 3.3V<=>5V 4
Q8012,13
IC8018 STB+3.3V
VD_HX VD_4
LEVEL SHIFT
DPMS_VD
2 3.3V<=>5V 4
SOS_ALL
IC8009
HD SWITCH
CS(M)
IC8001 AC_CS
7
SYNC SELECT
+9V_2
2 1
VD_1
1 +9V_2
16
VD_2 8
5
VD_3 VD
2 3
VD_4
4
HD_1
12
IC8007
HD_2
14
HD
HD_3
SYNC SWITCH
15 13
HD_4
SYNC_INH(M)
11 HD
6 7
B A
Green 1
9 10 6
SW1 SW0 8 5
+9V_2
CS(M)
A B
SLOT1 L L
TXD11 SLOT2 L H
IC3153
SLOT3 H L 42inch only
TXD12
STB+3.3V
LEVEL SHIFT
PC H H
TXD13
20
RXD11
RXD12 2 2
3.3V
RXD13
3 3
REMOCON OUT
5V
4 4
A17 A19 A21 A22 A40 A26 A28 A30 A32 A34 A36 A38
DS
12
B36 B17 B19 B21 B37 B38 B40 B2 B3 B5 B6 B8 B9 B11 B12 B14 B15 B23 B24 B25 B26 B27 B28 B30 B31
SLOT2
92
STB+3.3V
9V_2 STB+5V_S
X8181
RTC_INT
9
Q8181 FAN_CONT
10 8
SCL
SW0 SCL1 3.3V<=>5V RXD4
2 2
SW1 LEVEL SHIFT
IC8181 TXD4
1
SYNC_INH(M) Q8182 SDA3
TIME CLOCK
6
SDA
SDA1 3.3V<=>5V SCL3
CS(M) 3
3 LEVEL SHIFT
SDA1
LPF(M) 5
5 SCL1
RTC INT
FAN_CONT
4 DPMS_VD
DPMS_HD
IC8014
STB3.3V
RS232C DRIVER
19
TXD_4 TXD4
17 13
RXD_4
RXD4
16 15
IC8003
IC8005
SYNC SIGNAL
SYNC SIGNAL
+12V
PROCESSOR
+5V_M
INVERTER
16
VD 14
8
VD_M
13 1 2
V Sync
SEPA
HD in
6
HD_M
15 3 6
HD/Green
H Sync
Q8002 4
SEPA
SLOT5V
SLOT3.3V LAN+14V
SOS
SOS_ALL
Q8200-Q8202
STB_ON
SOS OUT
A38 A36 A34 A32 A30 A28 A26 A40 A22 A21 A19 A17
DS
13
B35 B36 B36 B35 B31 B30 B28 B27 B26 B25 B24 B23 B40 B37 B38 B21 B19 B17
SLOT3
P5V
DS1 TO DN1
54 P+5V
STB+5V_S
55 P+5V
59 STB+5V
68 STB+3.3V
P5V
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
PR-M
2 R/PR
Y-M
4 G/Y
PB-M
6 B/PB
HD-M
8 HD
VD-M
10 VD
S-TX3-
12 S_TX3-
S-TX3+
13 S_TX3+
S-TX2-
15 S_TX2-
S-TX2+
16 S_TX2+
S-TX1-
18 S_TX1-
S-TX1+
19 S_TX1+
S-TX0-
21 S_TX0-
S-TX0+
22 S_TX0+
S-TXC-
24 S_TXC-
S-TXC+
25 S_TXC+
M-TXC-
27 M_TXC-
M-TXC+
28 M_TXC+
M-TX3-
30 M_TX3-
M-TX3+
31 M_TX3+
M-TX2-
33 M_TX2-
M-TX2+
34 M_TX2+
M-TX1-
36 M_TX1-
M-TX1+
37 M_TX1+
M-TX0-
39 M_TX0-
M-TX0+
40 M_TX0+
AC_GOOD
42 AC GOOD
ALL_OFF
43 ALL OFF
F_STB_ON
44 F_STB_ON
SOUND_MUTE
45 SOUND_MUTE
RESET
50 RESET
RXD1
56 RXD_TU(SBO)
TXD1
57 TXD_TU(SBI)
P_STATUS
58 POWER_STATUS
REMOCON_OUT
63 REMOCON OUT
CABLE_DET
67 CABLE DET
SRQ
77 IIC CONT
KEY_DET
47 KEY_DET
KEY_SW
48 KEY_SW
LED_R
51 LED_R
LED_G
52 LED_G
REMOCON_IN
61 REMOCON
STB+3.3V
DS2
TO K1
1 STB+3.3V
LED_G
2 LED_G
LED_R
3 LED_R
KEY_DET
4 KEY_DET
REMOCON_IN
6 REMOCON
DS
TO GK3
15
KEY_SW
1 KEY_SW
TH-37/42PR10U
DS-Board (2 of 2) Block Diagram