Diagrams; Block Diagram - Sony KV-EF34N90 Service Manual

KV-EF34N90
SECTION 5

DIAGRAMS

5-1. BLOCK DIAGRAM

IC3303
A/V SWITCH
TU101 CN102 CN1307
BUFFER BUFFER
DET OUT 2 TV 2 47 TV C OUT1 45
Q101 Q3304
BUFFER
Y OUT1 43
Q3303
L OUT 6 TV L 6 48 LTV
BUFFER
Q1345
R OUT 4 TV R 4 46 RTV
8 STBY-MUTE 8 34 MUTE
STBY MUTE
ST IND STERO
AFT OUT AFT 1
SCL SCL
SDA SDA MODE/ CN1303
J2410 CN2410
SYSTEM
LPF, AMP, DELAY, BUFF
SCL R-Y 5 DVD R-Y 5
CONTROL Q1314-1316, 1320, 1322, 1323
SDA
RF IN BLOCK LPF, AMP, DELAY, BUFF
SAP IND SAP B-Y 3 DVD B-Y 3
Q1303, 1305, 1307, 1309-1311
1 DVD Y 1
CN103 DVD Y
ANT 2
ATT.SW
7 DVD L 7
SW L
A 8 DVD R 8
(1/4)(MAIN TUNER) R
J1
(DVD)
TU3301
TU3301
BUFFER
DET OUT 33 S TV DVD R 32
Q3314
SCL 19 SCL DVD L 31
SDA 20 SDA AMP
DVD Y 9
Q1301, 1302
AFT OUT IC1301
SUB Y/C/J
J3301 BUFFER
3 Y1 V OUT3 23 4 TV/CV BS1 IN R-Y 31
Q3301
5 C1
S-VIDEO 34 SCLD
35 SDAD B-Y 30
6 S1 X1302
3.58MHz
VIDEO J3302 47 XTAL2 Y 32
IN 1 VIDEO 1 V1
2 LV1 VTIM 5
L/MONO
48 XTAL1
R 4 RV1 17
X1301 SSCP
VIDEO 7 V2 4.43MHz
VIDEO
L/MONO 8 LV2
IN 2
R 10 RV2
BUFF, AMP
VIDEO 13 V3
Q3308, 3309
J1903
CN1904 CN1313
VIDEO 4 CV 4
J1902
2 Y 2 15 Y3 IC5201
AUDIO DIGITAL SIGNAL PROCESS
VIDEO 6 C 6 17 C3
73 45
IN 3 IFCK D OUT
IC5204
5 SIN 5 18 S3
74 IFDI AMP
5
S-VIDEO L OUT 39 90 L IN AOL 5 L+ L0 7
CN1903 CN1201
L 3 L 3
R 1 R 1
R OUT 38 R IN AOR 10 3 R+ 1
95 R0
H1 (1/4)(VIDEO3)
XI 98
X5201
R
33.8688MHz
XO 99
L/MONO
IC5202
/RST 57
2 6
RESET
IC3302
AUDIO MIXER
1 7
14 LV3
IC1303
+5V
+5V REG
16 RV3
CV OUT
VIDEO 29 V OUT 2 IC1304
Q3302 +3.3V REG
MONITOR
L/MONO 28 L OUT 2
OUT
R 26 R OUT 2
– –
51
KV-EF34N90
RM-913 RM-913
IC1308
DVD SWITCH
R-Y
13 12
CN9502
CN1309
BUFFER FILTER BUFFER
14 2 M R-Y 2 169 AD13 OUT1 71
Q3311 FL9505 Q9522
B-Y
5
3
BUFFER
FILTER BUFFER
4 1 M B-Y 1 166 AD12 OUT2 76
Q3312 FL9504 Q9521
Y
1
2
BUFFER FILTER BUFFER
161 AD11 OUT3 77
15 4 MY 4 FL9506 Q9520
Q3310
9 11 ¥
2A 2
79 XTLO
X9508
MODE/SYSTEM CONTROL
1B 27MHz
0B BLOCK 78 XTLI
9 11 ¥ 10
MIA1 115
108
LEVEL CONV ¥ DATA BUS
CN9503 104
CN1310
13
BUFFER FILTER BUFFER
14 8 M R-Y 8 204 AD16 MIA2 103
Q3305 FL9503 Q9554
12
MOA1 124
3
BUFFER FILTER BUFFER ¥
4 7 M B-Y 7 199 AD15
126
Q3306 FL9502 Q9553
5
133
IC1309 ¥
DATA BUS
BUFFER FILTER BUFFER 135
SUB DVD SWITCH
10 MY 10 196 AD14
Q3313 FL9501 Q9552
MOA12
137
95
S-VTIM IEA
WXIA 96
WEA 97
S-SCP
WRA 99
3
WADEA 100
SCL MODE/
WXADA 101
SYSTEM WCLKA
SDA 102
CONTROL OEA 117
BLOCK
REA 118
AFT2
RXIA 119
PROT
RRA 120
MUTE RADEA 121
RXADA 122
RCLKA 123
MUTE
ICI1201 IC1202 01205-1207
TONE CONTROL BASS BOOST
INDUCTOR, VOL J1901
20 SCL 2
IC1204 Q1203, 1204 HEAD PHONE
MIB1 58
L AMP
19 SDA CN1204 CN1901
+
1 9 IN OUT 1 1 1 51
L SP
— ¥ DATA BUS
11 L IN LOUT 17 3 49
10 MODE
MIB12 46
IC1203
R AMP
6 R IN 16 5 1 SPEAKER
ROUT +
7 9 IN OUT 1 4 R SP 4 (L)
—
25
10 MODE 4 SPEAKER MIB1
(R)
31
INDUCTOR, VOL CN1901 ¥
DATA BUS
6 33
Q1201, 1202
MIB12 37
H1
(2/4)
38
HEAD PHONE WCLKB
( (
WXADB 39
SPEAKER
WADEB 40
IC1310
+7V +5V WRB 42
+5V REG
WEB 43
WXIB 44
IC5203
+5V +7V +5V
IEB 45
+5V REG
OEB 60
REB 61
IC1305
+3.3V +11V +9V
+9V REG RXIB 62
RRB 63
RADEB 64
( AUDIO/VIDEO SIGNAL PROCESS, ( RXADB 65
B
(1/2)
A/V SWITCH RCLKB 66
IC9506
MULTI IMAGE DRIVER
– –
52
IC1307
MID THROGH SWITCH
R-Y
CN1309 16
CN9502 AMP, BUFF
3
BUFFER, FILTER AMP
1 Q5304, 5305
8 R-Y 8
Q9533,9558,9563,FL9608 Q1318, 1321
B-Y
9
AMP, BUFF
BUFFER, FILTER 6
AMP Q5306, 5307 IC1311
9 B-Y 9 8
Q9517,9530,9562,FL9607 Q1329, 1332
Y Y SWITCH
11
AMP, BUFF
BUFFER, FILTER 5 3
AMP Q5302, 5303
6 Y 6 14
Q9519,9523,9540,FL9604
Q5300, 5301
IC9501
FIELD MEMORY 2 7 12 ¥ ¥ 10
IC9530
15 DO0
¥ LEVEL SHIFT
16
¥ DIV3 92 2
18
¥
19 4
¥ +5V 1
21
¥
22
¥ IC9505
24
¥ READ PLL
25
¥
27
FINB 5
¥
28 SLICER
¥
30 CK03 80 2 SEL PFD OUT 6 Q3307
¥
31 DO11
3
7 DIN0 CLK3 91 VCO OUT
2 VCO IN 12
VM, DIFF, VM OUT
¥
44
FINA 4 Q1313, 1340
39 DIN11
BUFFER
FIN3 88
32 Q9505
IE
33 WXINC
IC9504
34 WE
VM
A CH PLL
35 WR/TR CN1301
76 WADE/RX CLK1 153 FINA 4
37 WXAD
ADCK1 172 3 VCO OUT VCO IN 12 A
WCLK
38
14 OE 2 SEL PFD OUT 6 DEFLECTION
CKO1 174
POWER
13 RE
FINB 5 BLOCK
12 RXINC
11 RR
IC9532
10 RADE/RX
LEVEL SHIFT
9 RXAD
RCLK +5V 1
8
4
IC9502
DVI1 155 2
FIELD MEMORY
15 IC9531
DO0
¥
16 LEVEL SHIFT
¥
18
¥ +5V 1
19
4
¥
21
¥ DVI2 133 2
22
¥
24
¥ IC9503
25
¥ BCH PLL
27
¥
28 FINB 5
¥
30
¥
31 DO11 CKO2 191 2 SEL PFD OUT 6
7 DIN0 CLK2 5 3 VCO OUT
2
¥ ADCK2 193 4 FINA VCO IN 12
HD1
44
DIN11
39 CLK1
38
WCLK
FIN2 183 SHSYNC
37 WXAD
BUFFER
FIN1 182 HD
36 WADE/RX
Q9568
35 WR/TR 4
FVI1 154 FV1
34 WE
FVI2 4 SVSYNC MODEL/SYSTEM
33 WXINC
CONTROL
FVI3 90 FVI3
32 IE
SDA 158 BLOCK
14 OE SDA
SCL 159 SCL
13 RE
YS 67 YS
12 RXINC
G
11 RR
10 RADE/RX
9 RXAD
8 RCLK
P (1/2)(MULTI IMAGE DRIVER)
KV-EF34N90 KV-EF34N90
RM-913 RM-913
IC301
Y/C/J CN8300 CN8301
CN305
CN1305 CN101
BUFFER
6 C 6 2 C IN R OUT 22
3 R 3
Q8304,8305
CN1311 CN106
1 CV/Y 1 4 Y1/CVBS
BUFFER
G OUT 23 G
2 2
Q8302,8303
BUFFER
CN808
B OUT 4 1 B 1
CN1306 Q8300,8301
BUFFER
R-Y
9 R-Y 9 Q305 31 R2
B-Y BUFFER
IC1302 10 B-Y 10 Q306 30 B2
IK 21 5 IK 5
PICTURE IMPROVEMENT
Y BUFFER
9 Y 9 32 G2
SCL Q304
11
14 SDA B4 (R/G/B BUFFER)
9 -V IN DELAY, INV, BUFF
-V OUT 16 1 R-Y 1 30 ERYIN
Q1306, 1326, 5309
CHECK
ABL IN 3 ABL
EV 11 EW
8 -U IN DELAY, INV, BUFF VD+ 13 VD+ DEFLECTION/
2 B -Y 2 31 EBYIN
-U OUT 17
Q1308, 1325, 5308 VD— 14 VD— 6 POWER
BLOCK
1 HP 18 HP
HD 19 HD
AFC FIL 20 AFC
DELAY, BUFF
7 6 Y IN Y OUT 19 4 Y 4 37 EYIN
Q1304, 1324
2
V-BLK
47 XTAL2
Q1342-1344 X802 DEFLECTION/
CN806
BUFFER
3.58MHz A POWER
Q811 4 VM MUTE
BLOCK
1 SC SOUT 21
48 XTAL1
CV/Y X801
5 4.43MHz
SCP MODE/SYSTEM CONTROL
BLOCK
FS
7
VM
MUTE
MODE/ CN304
SYSTEM NT/PAL 10 NT/PAL
CONTROL
APCN 11 APCN
BLOCK
XTAL3 46
9 FSC TO SBX-3005-01
(DIGITAL COMB FILTER)
COMB Y 9 1 Y
BUFFER
6 MONO OUT COMB C 7
Q307 4 C
6 VIDEO
5 VTIM VIDEO
VTIM
17 SSCP YUW SW 12 YS
SSCP
8
34 35 25 28 27 26 MODE/SYSTEM
CONTROL
SCL
BLOCK
SDA
YS1
R
G
B
A (2/4)(Y/C/J)
– –
53
IC701
CN703 VIDEO AMP
R,G,B V901
4 R IN R OUT 7
3 R 3 PICTURE TUBE
9 RFB
G 3 G IN G OUT 10
2 2
12 GFB
H1 FV HV
B OUT
1 B 1 1 B IN 13
9
15 BFB DEFLECTION/POWER
BLOCK
5 IK 5 6 RM
11 GM
14 BM
CN705
B 3
R 2
C (1/2)(R/G/B OUT)
– –
54