Block Diagrams (3) - Sony KLV-V26A10E Service Manual

4-1. BLOCK DIAGRAMS (3)

CN4801
1 RES
2 VIN
3 MD2
4 P-TXD
5 P-RXD
TO BL
BOARD 6 P-RES
CN1008
7 B-INT
8 RXD
9 TXD
10 GND
CN4802
1 GND
18 GND
2 TXD
MULTISOUND
17 TXD
SOUND PROCESSOR
PROCESSOR
3 RXD
RESET
16 RXD 21
15 B-INT
TO JIG
12 P-RES
10 P-RXD
9 P-TXD
8 MD2
5 VIN FM/AM
59
4 RES
60
CN4002
3 AC RLY
16 PANEL ON
12 REC ON
Q4901, Q4902
8 FAN-ERR-2 IF-IN1
BUFFER & 67
10 FAN DRIVE
LIMITER
5 THERMO G
SDA-P2
18 N5V CONT 3 SDA
TO NP1
17 THERMO P SCL-P2
BOARD
2 SCL
CN5804 4 P_SW
6 AC OFF DET 57 SC2-IN-R
7 POWER 1 G
58 SC2-IN-L
13 FAN CONT
14 OVP 42 SC3-OUT-L
15 PS PROT
41 SC3-OUT-R
76
CN5102
A15 PS PROT
A14 OVP
A19 FAN CONT
A32 POWER 1 G
AC OFF DET
A18
P_SW
B19
A28 THERMO P
A33 N5V CONT
A12 THERMO G
B12 FAN DRIVE
B20 FAN-ERR-2
B21 REC-ON
A22 PANEL-ON
B31 AC-RLY
B28 LINE MUTE
A27 HP-MUTE
A26 HP-DET
RGB3 TXT SW
B2
HDMI-RESET
B22
A20 V-SYNC-IN
TO BL
BOARD
B19 H-SYNC-IN
Q4101
SWITCH
A37 SDA-B-3.3V
B36 SCL-B-3.3V
A16 SDA-B-5V
A17 SCL-B-5V
B29 PAINTER BUSY
A30 PAINTER INT
A35 SCL-D-5V
B35 SCA-D-5V
A31 PAINTER RESET
RGB SW0
A3
RGB SW1
B3
B4 RGB1/RGB2 SW
B25 THERMAL PROTECT
COMPONENT
J4601 INPUT (AV4)
B27 SP MUTE
R VG COMP-R
B16 AK-SYS-RST
L COMP-L
B8 SC DT
A8 SC SHIFT CR
VR
B17 SC LTCH
CB
CN4504 Y
11 AV-FB
1 G/Y CCP-Y
5 R/V CCP-CR
TO BL
BOARD 3 B/U CCP-CB
CN1003 9 C-SW
7 CVBS/Y
CN5104
1 SP DIF
3 SDA-B-3.3V
4 SCL-B-3.3V
8 DAC CSN
TO KD
9 DAC CLK
BOARD
10 DAC D
CN7101
11 SYS RST
12 DMUT
13 THERMAL PROTECT
(
REGULATORS, AUDIO PROCESSOR, HEADPHONE,
A2
AUDIO OUT, MAIN PROCESSOR, TUNER, YC IN,
SCARTS, AUDIO, VIDEO, VIDEO PROCESSING
(ANALOGUE)
LINE MUTE
MUTING FOR LINE
OUTPUTS
Q4305
D4304 Q4314 Q4315
SWITCH
SWITCH BUFFER SWITCH
D4302
Q4304
AUDIO LINE
IC4102 IC4301
SWITCH
OUTPUTS
OP AMP
L
SC1-OUT-L 37 6 B- IN
J4602
AUDIO OUT
R
SC1-OUT-R 36 2 A- IN
LINE R
1
Q4301 3 A+ IN LINE OUT
CONNECTOR
LINE L
5 B+ IN 7
+9V
SC2-IN-R HD-R
54
SC2-IN-L HD-L
53
XTAL-IN
71
X4101
SWITCH
XTAL-OUT 72
Q4308
IC4105
SHUNT REGULATOR
SWITCH
+9V
Q4309
39 1 8
REF
IC4302
6 DUAL HIGH
CURRENT OP AMP
DACA-R A-OUT
24 3 A+ IN 1
DACA-L B-OUT
25 5 B+ IN 7
HEADPHONE OUTPUTS
TU4920 TUNER
AGC
SCL-P2
SDA-P2
VIDEO
VIDEO
FM/AM
QSS
BUFFER
Q4921
DRIVER TUNER VIDEO
Q4927
BUFFER BUFFER
Q5212 Q5205
IC4807 IC4805
GAIN-ADJ-SYNC-SEP OP AMP (210MHz)
SELY-OUT
XTAL CCP-Y
14 23 3
1
X4801 IN-H/L1
36 4
X4802
IC4806
12 CERA OP AMP (210MHz)
Y OUT 2 SELCB OUT
3 IN4-H 22 3 CCP-CR
7
SELCR OUT
44 IN3-H 21 5
PR/R ADDRESS
47 IN4-1 20 4
PB/B
1 IN4-2 CCP-CB
Y/G
IC4810
2 IN4-3
AND GATES
R
IN3-1
41
5
B
IN3-2 SELV OUT V SYNC IN
42
15 6 3
G
43 IN3-3 SELH OUT H SYNC IN
16 1 7
COMP-PR
25 IN1-1
2
COMP-PB
IN1-2
26
YG-OUT
8
COMP-Y YG-VV22
INVERTER
27 IN1-3 YG-IN
Q4804
9
HDMI-Y
35
HDMI-PB
34
HDMI-PR
33
SCL-B-5V
18
SDA-B-5V
19
YUV SWITCH
BUFFER
Q5206
)
Q4316 Q4317
BUFFER SWITCH
ANALOGUE TUNER
BUFFER
Q4923
IC4901
SYNC SEPARATOR
VIDEO IN VD
BUFFER BUFFER
6 4
Q4926 Q4924
PH OSC
8 1
IC4402
SERIAL BUS
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
LTV 62
60 V6
MODE 1
21
AV COMPARATOR LINK
TU-L
LV6
59 AV1-L-OUT
L OUT 3 38
TU-R
61 RV6 AV1-R-OUT 3
40
R OUT 3
COMP-R
31 RV5
AV1-V-OUT
BUFFER
V OUT 3
COMP-L 41
Q5201
29 LV5
AV2-R-IN
RV2 11
COMP-R AV2-L-IN
56 Y OUT 1 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
BUFFER
V/Y OUT 2 44
Q5203
AV3-R-IN
RV3 18
AV3-L-IN
LV3 16
AV3-V-IN
V3 15
MODE 3
20
AV3-R-OUT
R OUT 1 54
AV3-L-OUT
L OUT 1
52
IC5202
BI-LATERAL
SWITCH
AV3-V-
OUT
BUFFER
V OUT 1 53 1 2 +9V
Q5207
AV3-V-MUTE
4
Y-WSS
30 V5 RCA-V
1
RCA-L
2
RCA-Y
3
RCA-R
4
RCA-C
5
S-DET
6
S1
58 C OUT 1 7
AV SWITCH
- 33 -
IC4804
MULTIPLEXER/DEMULTIPLEXER
YS-TXT BLK3
11 12
FSW-AUTO BLK2
13 15
AV-FAB BUFFER BLK1 IC4803
14
Q4801 RGB1/2 SW
RGB SW0
10 RGB1/RGB2(SW) R1
2 8
RGB SW1
9 B1
7 11
RGB1/RGB2(SW) G1
12 16
R R2
6 9
IC4802 G B2
3 14
RGB3/TEXT
B G2
RGB3-TEXT-SW 5 1
2
R3
7 8
B3
12 11
Y/G G3
3 16
PB/B
5 RGB1/2/3
SWITCH
PR/R
6
BUFFER
Q4404
RESET
BUFFER AMP
Q4402, Q4403
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
TEXT MEM
+3.3V 14 40 1 4 12
ENABLE ABK 15
AV-L OUT PA2
8
5 78 39 2 13
AV-L IN PA3
1 79 38 IC4407 10
AV3-V-MUTE PA4 AND GATE
80 27 PA15
XTAL IN PA5
IC4408
70 28
MEMORY RAM
X4401 PA6
XTAL OUT
23
71 PA11
PA7 1
YS-TXT 15
52 VDS PA9
PA8 2
FSN-AUTO 67
96 PA8
PA9 3
66
PA13
PA10 4
AGC DEFEAT 65
PA15
22
PA11 7
COINCIDENCE 64
59 PA17
PA12 9
MSP-RST 37
RESET
25 PA16
AUDIO
PA13 10
RGB EN 36
1 PA14
PA14
11
AV LINK 3 8
+5V 16 PA12 D0
PA15
12 21
AV LINK 4 33
17 PA7 D1
PA16 13 22
H SYNC IN 51
53 H SYNC PA6 D2
PA17 14 23
V SINC IN 50
55 V SYNC PA5 D3
PA0 15 25
49
PA4 D4
D0 16 26
85
PA3 D5
D1 17 27
86
SWITCH CVBS-TXT PA2 D6
32 TXT VIDEO D2 18 28
Q5202
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
D7
SCA-D-5V
82 SDA 92
RD
9
WR
10
PSEN
19
A17-LN
3
PAINTER 2
RGB(SW) CN4601
AV1-R-OUT R OUT 1
AV1-R-IN R IN 2
AV1-L-OUT L OUT 3
AV1-L-IN L IN 6
B1 BLUE 7
MODE 1 MODE 8 SCART
1
G1 GREEN 11
R1 RED 15
BLK1 BLK1 16
AV1-V-OUT VIDEO OUT 19
AV1 AV1-V-IN VIDEO IN 20
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
MODE 2 MODE 8
SCART
SMART LINK 10
2
G2 GREEN 11
AV2
R2 RED 15
BLK2 BLK2 16
AV2-V-OUT VIDEO OUT 19
AV2-V-IN VIDEO IN 20
CN4603
AV3-R-OUT R OUT 1
AV3-R-IN R IN 2
AV3-L-OUT L OUT 3
AV3-L-IN L IN 6
B3 BLUE 7
AV3 MODE 3 MODE 8 SCART
3
G3 GREEN 11
R3 RED 15
BLK3 BLK3 16
AV3-V-OUT VIDEO OUT 19
AV3-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 CN4605
PA4 23
8 RCA-Y Y 1
D3
PA3 25
9 RCA-V V 3
D4
PA2 26
10 S-DET 6
D5
PA1
27
11 RCA-C C 5
D6
PA0
28 TO H8
12 RCA-L L 8
D7 BOARD
PA10 29
CN7061
23 RCA-R R 9
PSEN
24 HP-L 12
PA11
HP-R 14
25
PA9
A.GND 13
26
PA8 (HEADPHONE)
27
PA13
28
PA14
29
CN4606
R 7
L 8
HDMI-PR PR 10
HDMI-PB PB 12
TO P
HDMI-Y Y 14
BOARD
SCL-B SCLK 4
SDA-B SDAT 5
HDMI-RESET 2