Block Diagrams (1) - Sony KLV-V26A10E Service Manual

4-1. BLOCK DIAGRAMS (1)

CN4801
1 RES
2 VIN
3 MD2
4 P-TXD
5 P-RXD
TO BL
6 R-RES
BOARD
7 B-INT
8 RXD
9 TXD
10 GND
CN4802
MULTISOUND
1 GND
PROCESSOR
18 GND
2 TXD
17 TXD
3 RXD
16 RXD
15 B-INT
SERVICE IC4101
CONNECTOR 12 R-RES INVERTER AUDIO
CLOCK OUT
10 P-RXD
4 OUT IN 2
9 P-TXD
8 MD2 FM/AM
5 VIN
4 RES
Q4901, Q4902
IF-IN1
BUFFER &
LIMITER
SDA-P2
SCL-P2
CN4002
3 AC RLY
16 PANEL ON
12 REC ON
TO NP1
8 FAN ERR
BOARD
CN5804
10 FAN DRIVE
17 THERMO1
18 N5V CONT
CN5102
A33 N5V CONT
A12 THERMO1
B12 FAN DRIVE
B20 FAN-ERR-2
Q4101
B21 REC-ON SWITCH
A22 PANEL-ON
B31 AC-RLY
B28 LINE MUTE
A27 HP-MUTE
A26 HP-DET
A20 V-SYNC-IN
B19 H-SYNC-IN
A3 RGB SW0
B3 RGB SW1
B4 RGB1/RGB2 SW
A10 AV-FB
A7 G/Y CCP-Y
B5 R/V CCP-CR
A6 B/U CCP-CB
A37 SDA-B-3.3V
B36 SCL-B-3.3V
A16 SDA-B-5V
A17 SCL-B-5V
COMPONENT
B29 PAINTER BUSY
INPUT (AV4)
J4601
A30 PAINTER INT
SCART 3
A35 SCL-D-5V R VG COMP-R
B35 SCA-D-5V
L COMP-L
A31 PAINTER RESET
CR
VR
B25 THERMAL PROTECT
B27 SP MUTE CB
B16 AK-SYS-RST
Y
B8 SC DT
A8 SC SHIFT
B17 SC LTCH
B22 HDMI-RESET
B6 CVBS/Y
B9 C-SW
CN5104
1 SP DIF
3 SDA-B-3.3V
TO KD
4 SCL-B-3.3V
BOARD
8 DAC CSN
CN7101
9 DAC CLK
10 DAC D
11 SYS RST
12 DMUT
13 THERMAL PROTECT
(
REGULATORS, AUDIO PROCESSOR, HEADPHONE,
A1
AUDIO OUT, MAIN PROCESSOR, TUNER, YC IN,
SCARTS, AUDIO, VIDEO, VIDEO PROCESSING
(ANALOGUE)
MUTING FOR LINE
OUTPUTS
Q4305
D4304 Q4314
SWITCH
SWITCH BUFFER
D4302
Q4304
AUDIO LINE
IC4102 IC4301
SWITCH
OUTPUTS
AUDIO PROCESSOR OP AMP
L
SC1-OUT-L 37 6 B- IN
J4602
R AUDIO OUT
SC1-OUT-R 36 2 A- IN
21 LINE R
1
Q4301 3 A+ IN R
LINE OUT
LINE L
5 B+ IN 7 CONNECTOR
L
+9V
74
HD-R
59 SC2-IN-R 54
HD-L
60 SC2-IN-L 53
XTAL-IN 71
X4101
67 XTAL-OUT 72
IC4105
SHUNT REGULATOR
+9V Q4308
39 1 8
SWITCH
REF
SDA
3
6
SCL
2 Q4309
SWITCH
57 SC2-IN-R
IC4302
DUAL HIGH
56 SC2-IN-L
CURRENT OP AMP
42 SC3-OUT-L DACA-R A-OUT +3.3V
A+ IN
24 3 1
Q4312
41 SC3-OUT-R DACA-L B-OUT
25 5 B+ IN 7 SWITCH
76
HEADPHONE OUTPUTS
TU7650 TUNER
AGC
SCL-P2
SDA-P2
VIDEO
FM/AM
QSS
Q7652
BUFFER
Q5208
DRIVER
IC4807
GAIN-ADJ-SYNC-SEP
SELY OUT CCP-Y
Q7657, Q7660
14 XTAL 23
BUFFER & AMP
X4801
SELCB OUT CCP-CB
Q7658, Q7661
X4802
22
BUFFER & AMP
12 CERA
Y OUT 2
3 IN4-H SELCR OUT Q7659, Q7662 CCP-CR
21
BUFFER & AMP
44 IN3-H
R YG-OUT
41 IN3-1 8 YG-VV22
INVERTER
B YG-IN
Q4804
42 IN3-2 9
G
43 IN3-3
SELV OUT BUFFER V SYNC IN
COMP-PR 15
IN1-1 Q7606
25
COMP-PB
26 IN1-2 SELH OUT BUFFER H SYNC IN
16
Q7605
COMP-Y
27 IN1-3 HDMI-Y
35
HDMI-PB
34
HDMI-PR
33
SCL-B-5V
18
Q4803
BUFFER
SDA-B-5V
19
YUV SWITCH
Q4802
BUFFER
)
Q4315
SWITCH
Q4316 Q4317
BUFFER SWITCH
ANALOGUE TUNER
IC7650
SYNC SEPARATOR
VIDEO VIDEO IN VD
Q7653 Q7651
6 4
BUFFER BUFFER
PH OSC
8 1
IC5201
AUDIO/VIDEO SWITCH
SCL-P2 AV1-R-IN
33 SCL RTV 64
SDA-P2 AV1-V-IN
34 SDA TV 63
AV1-L-IN
TUNER VIDEO LTV 62
60 V6
MODE 1
21
AV1-L-OUT AV COMPARATOR LINK
L OUT 3 38
TU-L
LV6
59 AV1-R-OUT
R OUT 3 40
TU-R
61 RV6
AV1-V-OUT
V OUT 3 Q5201
COMP-R 41
BUFFER
31 RV5
COMP-L AV2-R-IN
29 LV5 RV2 11
AV2-L-IN
LV2 9
AV2-V-IN
V2 8
MODE 2
13
AV2-R-OUT
R OUT 2 45
AV2-L-OUT
L OUT 3
43
AV2-V-OUT
Q5203
V/Y OUT 2 44
BUFFER
R OUT 1 54
L OUT 1 52
IC5202
Y-WSS
30 V5 BI-LATERAL
SWITCH
Q5207
V OUT 1 53 1 2
BUFFER
AV3-V-MUTE
4
RCA-V
1
RCA-L
2
RCA-Y
3
RCA-R
4
RCA-C
Q5205
56 Y OUT 1 5
BUFFER
S-DET
6
Q5206 S1 AV4
58 7
C OUT 1
BUFFER
AV SWITCH
Q7504
BUFFER
- 31 -
IC4804
MULTIPLEXER/DEMULTIPLEXER
YS-TXT
11
AV-FAB FSW-AUTO
BUFFER
13
Q7507
RGB SW0 BLK2
10 15
RGB SW1 BLK1
9 14
R SEL R1
3 5
R TXT R2
4 2
IC7509
MULTIPLEXER/DEMULTIPLEXER
RGB SW0 B1
10 5
RGB SW1 B2
9 2
B SEL G1
3 14
G SEL G2
13 15
B TXT
4
G TXT
FBLK/RGB1/
11
RGB2 SWITCH
Q4404
BUFFER
IC4402
RESET
SERIAL BUS
Q4402, Q4403
BUFFER AMP
7
IC4403
SCL1
6 MICRO-CONTROLLER
IC4406 IC4409
SDA1 INVP-WP RESET
5 98 73 AND GATE AND GATES
ROM BK2
83 SCL1 58 2 4 9
ROM BK1
84 SDA1 57 ABK 16
11
IC4404 PA1
40 1 4 12
TEXT MEM
+3.3V 14 ABK 15
ENABLE PA2
8
AV-L OUT 39 2 13
5 78
PA3
3
AV-L IN 38 IC4407 10
1 79
PA4 PAINTER MEMORY
27 PA15
XTAL IN PA5
IC4408
70 28
MEMORY RAM
X4401 PA6
XTAL OUT
23
71 PA11
PA7 1
15
YS-TXT PA9
52 VDS PA8 2
67
FSN-AUTO PA8
96 PA9 3
66
AGC DEFEAT PA13
22 PA10 4
65
COINCIDENCE PA15
59 PA11 7
64
MSP-RST PA17
RESET
25 PA12 9
AUDIO 37
RGB EN PA16
1 PA13 10
36
AV LINK 3 PA14
PA14
16 11
8
+5V AV LINK 4 PA12 D0
PA15
17 12 21
33
B TXT PA7 D1
PA16
46 13 22
51
G TXT PA6 D2
47 PA17 14 23
50
R TXT PA5 D3
48 PA0 15 25
49
AV3-V-MUTE PA4 D4
80 D0 16 26
85
PA3 D5
D1 17 27
86
PA2 D6
D2 18 28
87
PA1 D7
PAINTER-INT D3 19 29
97 INT 88
PA0 RD
STBY D4 20 32
89
+3.3V PA10 WR
PAINTER-BUSY D5 31 5
29 BUSY 90
SCL-D-5V D6
81 SCL 91
SCA-D-5V D7
82 SDA 92
RD
9
CVBS-TXT
Q5202
WR
32 TXT VIDEO
SWITCH
10
H SYNC IN PSEN
53 H SYNC 19
V SINC IN A17-LN
55 V SYNC 3
PAINTER 2
SWITCH
Q4601
SWITCH
Q4602
CN4601
R OUT 1
AV1-R-OUT
AV1-R-IN R IN 2
AV1-L-OUT L OUT 3
AV1-L-IN L IN 6
B1 BLUE 7
SCART
MODE 1 MODE 8
1
(AV1)
G1 GREEN 11
BLK 1/2
R1 RED 15
BLK1 BLK1 16
AV1-V-OUT VIDEO OUT 19
AV1 AV1-V-IN VIDEO IN 20
RGB(SW)
SWITCH
Q4603
SWITCH
Q4604
CN4602
AV2-R-OUT R OUT 1
AV2-R-IN R IN 2
AV2-L-OUT L OUT 3
AV2-L-IN L IN 6
B2 BLUE 7
AV2
MODE 2 MODE 8
SCART
2
SMART LINK 10
(AV2)
G2 GREEN 11
R2 RED 15
BLK2 BLK2 16
AV2-V-OUT VIDEO OUT 19
AV2-V-IN VIDEO IN 20
IC4410
FLEXIBLE
MEMORY
ABK 16
2
ABK 15
3
PA12
4
PA7
5
D0
PA6 21
6
D1
PA5 22
7
D2
PA4 23
8
D3
PA3 25
9
D4
PA2 26
10
D5
PA1 27
11
D6
PA0
28
12
D7
PA10
29
23
PSEN
24
PA11
25
PA9
26
PA8
27
PA13
28
PA14 CN4605
29
HP-DET-IN 11
HP-L 12
HP-R 14
RCA-Y Y 1
TO H8
RCA-V V 3
BOARD
CN7061
S-DET 6
RCA-C C 5
RCA-L L 8
RCA-R R 9
CN4606
R 7
L 8
HDMI-PR PR 10
HDMI-PB PB 12
AV4
TO P
HDMI-Y Y 14
BOARD
SCL-B SCLK 4
SDA-B SDAT 5
HDMI-RESET 2