Block Diagrams (4) - Sony KLV-V26A10E Service Manual

4-1. BLOCK DIAGRAMS (4)

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
17 TXD
MULTISOUND
3 RXD PROCESSOR
16 RXD RESET
15 B-INT
TO JIG
12 P-RES
10 P-RXD
9 P-TXD
8 MD2
5 VIN
FM/AM
4 RES
CN5107
TO RF SPLITTER 2 SPLITTER-CONT
CN901
CN4002
3 AC RLY
Q4901, Q4902
16 PANEL ON IF-IN1
BUFFER &
12 REC ON
LIMITER
8 FAN-ERR-2
SDA-P2
10 FAN DRIVE
5 THERMO G SCL-P2
18 N5V CONT
17 THERMO P
4 P_SW
TO NP1
6 AC OFF DET
BOARD
7 POWER 1 G
CN5804
13 FAN CONT
14 OVP
15 PS PROT
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
HP-MUTE
A27
HP-DET
A26
B34 N-TEXT-SW
B2 RGB3 TXT SW
Q4101
TO BL B22 HDMI-RESET
SWITCH
BOARD
A20 V-SYNC-IN
B19 H-SYNC-IN
A37 SDA-B-3.3V
B36 SCL-B-3.3V
SDA-B-5V
A16
A17 SCL-B-5V
B29 PAINTER BUSY
A30 PAINTER INT
A35 SCL-D-5V
SCA-D-5V
B35
PAINTER RESET
A31
A23 RESET-N
A3 RGB SW0
B3 RGB SW1
COMPONENT
INPUT (AV4)
B4 RGB1/RGB2 SW J4601
R VG COMP-R
B25 THERMAL PROTECT
B27 SP MUTE L COMP-L
B16 AK-SYS-RST
CR
VR
B8 SC DT
CB
A8 SC SHIFT
B17 SC LTCH Y
CN4504
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
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(
REGULATORS, AUDIO PROCESSOR, HEADPHONE,
A2
AUDIO OUT, MAIN PROCESSOR, TUNER, YC IN,
SCARTS, AUDIO, VIDEO, VIDEO PROCESSING
(DIGITAL)
LINE MUTE
MUTING FOR LINE
OUTPUTS
Q4305
D4304 Q4314
SWITCH
SWITCH BUFFER
Q4304 D4302
AUDIO LINE
IC4102 IC4301
SWITCH
OUTPUTS
SOUND PROCESSOR OP AMP
L
21 SC1-OUT-L 37 6 B- IN J4602
R AUDIO OUT
SC1-OUT-R 36 2 A- IN
LINE R
1
Q4301 3 A+ IN
LINE OUT
LINE L
5 B+ IN 7 CONNECTOR
+9V
59
SC2-IN-R HD-R
60 54
SC2-IN-L HD-L
53
DIGITAL
78
CONTROL
OUT 0
XTAL-IN
71
67
X4101
SWITCH
XTAL-OUT 72
Q4308
3 SDA IC4105
SHUNT REGULATOR
2 SCL SWITCH
+9V
Q4309
39 1 8
REF
57 SC2-IN-R
IC4302
6 DUAL HIGH
58 SC2-IN-L
CURRENT OP AMP
42 SC3-OUT-L DACA-R A-OUT
24 3 A+ IN 1
41 SC3-OUT-R DACA-L B-OUT
B+ IN
25 5 7
76
HEADPHONE OUTPUTS
TU4920 TUNER
AGC
SCL-P2
SDA-P2
VIDEO
FM/AM
QSS
BUFFER
Q4921
DRIVER
Q4927
BUFFER BUFFER
Q5212 Q5205
IC4807 IC4805
GAIN-ADJ-SYNC-SEP OP AMP (210MHz)
SELY-OUT
14 XTAL 23 3 CCP-Y
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
IN4-2 CCP-CB
1
Y/G IC4810
IN4-3
2
AND GATES
R
41 IN3-1
5
B
42 IN3-2 SELV OUT V SYNC IN
15 6 3
G
43 IN3-3 SELH OUT H SYNC IN
16 1 7
COMP-PR
25 IN1-1
2
COMP-PB
26 IN1-2
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
)
Q4315
SWITCH
Q4316 Q4317
BUFFER SWITCH
ANALOGUE TUNER
BUFFER
Q4923
IC4901
SYNC SEPARATOR
VIDEO VIDEO IN VD
BUFFER BUFFER
6 4
Q4926 Q4924
PH OSC
8 1
IC5201
AUDIO/VIDEO SWITCH
SCL-P2 AV1-R-IN
SCL RTV
33 64
SDA-P2 AV1-V-IN
34 SDA TV 63
AV1-L-IN
TUNER VIDEO LTV 62
60 V6
MODE 1
21
TU-L
LV6 AV1-L-OUT
59
38
L OUT 3
TU-R
61 RV6 AV1-R-OUT
40
R OUT 3
COMP-R
31 RV5
AV1-V-OUT
BUFFER
COMP-L V OUT 3 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
Q5207
AV3-V-MUTE
4
Y-WSS
30 V5 RCA-V
1
RCA-L
2
R SUB
25 RV4 RCA-Y
3
L-SUB
23 V4 RCA-R
4
RCA-C
BUFFER
58 C OUT 1 5
Q5206
S-DET
6
AV SWITCH
S1
BUFFER
22 7
Q5204
- 34 -
IC4804
MULTIPLEXER/DEMULTIPLEXER
YS-TXT BLK3
11 12
FSW-AUTO BLK2
13 15
AV-FAB BLK1 IC4803
BUFFER
14
Q4801 RGB1/2 SW
RGB SW0
RGB1/RGB2(SW) R1
10
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
IC4801 3 16
N/TEXT SW
PB/B
5
R-TXT
9 PR/R RGB1/2/3
6
B-TXT SWITCH
14 X X1
3 1
G-TXT
1 Y Y1
5 14
N-TEXT-SW
2 N-PB
11
N-TEXT-SW
7 N-PR
8
N-TEXT-SW
12 N-Y
16
BUFFER
Q4404
IC4402
RESET
SERIAL BUS
BUFFER AMP
Q4402, Q4403
7
IC4403
SCL1
MICRO-CONTROLLER
6
IC4406 IC4409
SDA1 INVP-WP RESET
AND GATE AND GATES
5 98 73
ROM BK2
83 SCL1 58 2 4 9
ROM BK1
84 SDA1 57
IC4404 11
TEXT MEM PA1
AV COMPARATOR LINK +3.3V 14 40 1 4 12
ENABLE
AV-L OUT PA2 8
5 78 39 2 13
3
AV-L IN PA3
1 79 38 10
IC4407
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
R TXT 15
48 PA9
PA8 2
G TXT 67
47 PA8
PA9
3
B TXT 66
46 PA13
PA10
4
AGC DEFEAT 65
22 PA15
PA11 7
COINCIDENCE 64
59 PA17
PA12 9
MSP-RST 37
RESET
PA16
25
AUDIO
PA13 10
RGB EN 36
PA14
1
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
YS-TXT 49
52 VDS PA4 D4
D0 16 26
FSN-AUTO 85
96 PA3 D5
D1
17 27
86
CVBS-TXT PA2 D6
SWITCH
+9V D2
32 TXT VIDEO 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
SCA-D-5V D7
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
AV2
G2 GREEN 11
R2 RED 15
BLK2 BLK2 16
AV2-V-OUT VIDEO OUT 19
AV2-V-IN VIDEO IN 20
CN4603
R OUT 1
AV3-R-OUT
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
ABK 16
2
ABK 15 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
S-DET 6
10
D5
PA1 27
RCA-C C 5
11
D6
PA0 28
12 RCA-L L 8
D7
PA10 29
23 RCA-R R 9
PSEN
24 HP-L 12
PA11
25 HP-R 14
PA9
26 A.GND 13
PA8 (HEADPHONE)
27
PA13 CN4606
28
HDMI-PR PR 10
PA14
29
HDMI-PB PB 12
HDMI-Y Y 14
SCL-B SCLK 4
SDA-B SDAT 5
R 7
L 8
HDMI-RESET 2
CN5105
SCL-B +3.3V 4
SDA-B +3.3V 6
CN5106
N-PB Y-N 8
N-PR CR-N 10
N-Y CB-N 12
L-SUB L-N 3
R-SUB R-N 5
RESET N 6
CVBS-N 1
TO H8
BOARD
CN7061
TO P
BOARD
TO N
BOARD
CN3402
TO N
BOARD
CN3403