Schematic Diagram Of A Board - Sony KV-EF29N6A Service Manual

(1) Schematic Diagram of A Board

RF IN
FOR CHECK
TU001
BTF-FG441
MAIN TUNER
CN127 JR087
0 :CHIP
1P C078
100
16V C054 C128 C127 L114
GND 1 0.01 4.7 0.1 JW(5)
B:CHIP 1
TO D BOARD 50V 25V
L004 B:CHIP JR206 R217
10µH :EL0606 C084 0 0
CN530 0.01
C080 :CHIP :CHIP
0.01 B:CHIP
B:CHIP
L080 C085 V
10µH 0.01
B:CHIP R1246
:EL0606 270 V
C081 R070 :CHIP
0.01 220
B:CHIP :CHIP
O I
G C089
0.01 C091
B:CHIP 47
25V C108 C109
JR080 IC080 1000 0.0047
0 25V B:CHIP
:CHIP NJM78L05
+33V
+33V IC102 C119 C118
0.01 22
HZT33-02 F:CHIP 50V
33V-REG
R103
470
:CHIP
SP L/R
C107
100p
:CHIP
CN102
SP L
15P
SP L 1
SPL
SP L 2
Q001
PHL
PH L 3 2SA1162
G BUFF +9V
GND 4
G
GND 5 SP R
R075 R074
SP R 6 10k 18k
:CHIP :CHIP
SPR
SP R 7
PHR
PH R 8
G
GND 9 IC001
R090 R072 R054 R004 R001 R003 R002 R032
10k 10k CXP854P60S-1-019 10k 4.7k 4.7k 4.7k 4.7k 4.7k
GND 10 STBY+5V
:CHIP :CHIP TUNER CONT :CHIP :CHIP :CHIP :CHIP :CHIP :CHIP
G
GND 11
Y C055
FR Y OUT 12 470
G 10V
GND 13
C
FR C OUT 14
V L001 C056
FR V OUT 15 R005 1µH 0.0015
100 :CHIP :EL0606
B:CHIP
TO H7 BOARD H SYNC VDD R077 C074 R076
R011 C033 100 220p
1k 2.2 B:CHIP 100
CN901 :CHIP V SYNC NC 16V :CHIP :CHIP C072
PAL/NT 470
R006 PAL/NT GND F:CHIP 10V
100 :CHIP C001
THR 0.0015
R010 THR MP
B:CHIP
GRN 1k :CHIP R014
1k :CHIP TIMER NS ROT
RED 8 7 6 5
R009 RESP/NICAM NC
1k :CHIP C013
R013 TSW0 100p :CHIP
1k TSW0 BAND 2 C011 C057
:CHIP TSW1 IC003
TSW1 BAND 1 100p :CHIP AT24C08A 220p
C012 C051 B:CHIP
100p :CHIP 100p :CHIP C035 NVM
AGC II CLK0
R008 C003 R058 C050 0.001
1k 100p CH:CHIP 1k :CHIP 100p :CHIP B:CHIP
:CHIP C005 S NC II CLK1 C049
100p :CHIP 1 2 3 4
100p :CHIP MUTE II DAT0
C045 C048
0 :CHIP 100p :CHIP
BLK II DAT1
C026
C008 C039 100p CH:CHIP YM
100p 100p R039 ZOOM YM
R063 100 :CHIP YS
:CHIP :CHIP 100 NC YS
:CHIP C027 100p CH:CHIP C018
C040 C006 C065 18p D001
220p B-INT I C028 :CHIP RD4.7ES-T1B
R033 100p 100p CH:CHIP 220p CH:CHIP
1k :CHIP :CHIP B
:CHIP R046 DEGAUSS B
100 :CHIP R038 1.2k :CHIP G
CN103 V-PULSE G
C042 R047 R042 1.2k :CHIP L003
15P 100p :CHIP 100 :CHIP 15µH :EL0606
H RELAY R
S3 C020 220p CH:CHIP R040 1.2k :CHIP R
S3 1
R191 100 :CHIP ATT EXLC C029 C326 C327
C023 0.001 CH:CHIP 220p CH:CHIP R018 220 :CHIP 1.8K 1.8K
FR L OUT 2 L1/L2 XLC :CHIP :CHIP
C066 220p CH:CHIP R069 1k :CHIP
GND 3 C/T N/F
C067 220p CH:CHIP R064 R065 R035
FR R OUT 4 PAL N/M X-RAY 100 4.7k 4.7k R066
:CHIP :CHIP C325 C016 4.7k
S-SYS 1 R017 1k :CHIP :CHIP 1.8K 56p :CHIP
GND 5 S-SYS 1 KEY2 C064 :CHIP CH
R025 1k :CHIP C068 0.022 C015 R056
S-SYS 2 220p CH:CHIP B:CHIP 56p CH 100
GND 6 C024 R053 S-SYS 2 KEY1 :CHIP
C019 100 :CHIP R048 100 :CHIP
GND 7 R031 220p CH:CHIP H SYNC AFT1
1k 0.001 C069 C030
:CHIP CH:CHIP 220p CH:CHIP 0.022 B:CHIP
STBY+5V 8 SIRCS AFT2
R041 100 :CHIP C037
7V 9 220p CH:CHIP R034
C014 HD SW VC C032 100
RED 0.001 220p CH:CHIP C046
RED 10 TV SYNC M/S C017 100p :CHIP
CH:CHIP R060 100 :CHIP 100p :CHIP
GND 11 ITT RESET RESET :CHIP
GRN Q033 R028 100 :CHIP 2
GREEN 12
DTA144EK R029 ST-BY EXTAL
KEY2 SW 4.7k
KEY 2 13 NS MUTE XTAL YS
:CHIP X101
R061 R057 4MHz
SIRCS 14 100 GND BINTRDY 1k
KEY1 :CHIP
KEY1 15 :CHIP
D002
C025 C044
TO H7 BOARD 1SS355 100p :CHIP
0.001
CH:CHIP
CN905 R036
YM
4.7k
:CHIP R007
R019 2 4 10k D303
DAN202K
150k :CHIP C010
:CHIP IC002 0.022
C007 B:CHIP
L78LR05D-MA
C004 0.47 D005
+7V 2.2 50V 5V-REG
50V L002 GP08D
10µH
1 3 5
:EL0606
C034
0.1 C002 C052
25V 22 0.1
STBY+5V B:CHIP 50V 25V C022 C038
B:CHIP
330 100
25V 50V
JW158 17.5MM
R055
+9V C053 Q031 82k
0.1 :CHIP
2SA1162
25V
B:CHIP VM MUTE SEP C041
0.1
25V
R030 R043 R044 B:CHIP
100k 22k 10k
:CHIP :CHIP :CHIP
Q304 R050
2.2k
2SC2712 C031
VM MUTE 100p :CHIP
CH:CHIP
R049 C043
1M 100p
R134 :CHIP CH:CHIP
R344
1k 2.2k
:CHIP :CHIP
R020
100
:CHIP
R073
JW099 JW098 D103 10k
1SS355
20MM 20MM :CHIP Y
BLK
Y
+7V
Y
Y
CN115 CN114 CN125
15P 10P 10P
:BTOB :BTOB :BTOB
TO P4 BOARD TO P3 BOARD TO P4 BOARD TO B3 BOARD
CN2401 CN401 CN402 CN3302
– 57 –
更多难得资料请到江南家电维修论坛免费下载！
http://bbs.520101.com
TO C1 BOARD
CN703
J1202
CN117 CN116
CN118 6P 8P
4P :S-MICRO :BTOB
R153 R187
68 3 2.2k
:CHIP :CHIP
R155 D118 R188 J1201
68 R157 MA7120 2.2k R189
:CHIP 68 :CHIP 2.2k
:CHIP :CHIP R1299 R1298 R1259
470 470
R G B 5 :CHIP 68
:CHIP :CHIP R1260 R1297
D111 220k 0
4 RD11ES-T1B2 C1257 R1279 C1255 :CHIP
D105 D104 R1256 :CHIP
470k 470p 4.7k 470p
1SS355 DAN202K :CHIP CH:CHIP :CHIP CH:CHIP
C1237
C1242 R1296
R171 R154 R156 R158 R1291 0.1 R1254 0.1 C1238 0
22k 180 180 180 47k 25V 470k R1294 25V :CHIP
:CHIP C1241 B:CHIP 0.1
:CHIP :CHIP :CHIP :CHIP 100p B:CHIP :CHIP 47k :CHIP 25V R1281
B:CHIP 82
CH:CHIP R1288 :CHIP
47k C1227
+9V C1226 1 R1293 C1259 C1229 C1231 C1233 C1234
:CHIP 1 16V 100p R1282 1 C1230 47 C1232 47 R1270
4 3 2 1 16V F:CHIP 47k C1258 910 16V 1 25V 1 1 25V
:CHIP 100p CH:CHIP F:CHIP 16V 16V 16V 75
IF F:CHIP CH:CHIP :CHIP F:CHIP F:CHIP F:CHIP :CHIP
R1263
C1235
R1284 4.7k
10k Q1209 R1261 :CHIP R1266 R1268 25V
4.7k 4.7k 4.7k
:CHIP 2SC2712 :CHIP :CHIP :CHIP
V
BUFF
5 6 7 8
R1289 R1287
47k 2.2k
IC1202 :CHIP D1217
R1290 :CHIP
NJM4558M C1244 4.7 RD9.1EST1B
100p :FPRD
VIDEO-BUFF
CH:CHIP
Q108 C1243
R1292 C1240
DTC114EK 0.1 C1245 10
INV 47k 25V 100
:CHIP B:CHIP Q1208 2SC2712 BUFF 50V
16V R1285 R1286
470 3.9k
:CHIP :CHIP
R160 AU L/R
10k
SP L/R R/G/B
:CHIP
V AU L/R
N/S MUTE
D1220
RD9.1EST1B +9V C1205
R1206 0.47 AU L/R
5.6k 25V
:CHIP
C420 V F:CHIP
47 V1 LTV
25V IC1201 V
R1277 R1202 C1203
L 100 :CHIP CXA1855S 100 :CHIP 47 C1206
LV1 TV 0.47
C1204 AV SW R1207 25V 25V
100
16V Y 5.6k :CHIP F:CHIP
Y1 RTV
R1278 C
100 :CHIP R1201
R 100 :CHIP
RV1 C OUT1
Q1201
C 2SC2712 BUFF
C1 VCC
Y Q1202
SCL 2SC2712 BUFF
S1
S1 Y OUT1 AU L/R
R1211
SDA R1205 10k :CHIP 68k :CHIP R1208 R1204 C
V 100 180
V2 BIAS :CHIP :CHIP
C1207
L 33 R1203
LV2 TRAP 1 220
50V
:CHIP
DVD Y V OUT1
Q1203
JW207 R1250 V R1212 Y
22.5MM 100 R L 100 2SC2712
:CHIP RV2 L OUT1 :CHIP BUFF
R1276
100 :CHIP
R R1210 R1209 C136
R1213 C2 R OUT1 180 220 0.47
Y
10k :CHIP R1275 :CHIP :CHIP 25V
100 :CHIP Y B:CHIP
S2 Y IN1
C1246 47 25V C1208 64 63 62
V G 47 R1214
V3 GND 25V 470
C :CHIP
R1215 100 :CHIP
L C
LV3 C IN1
R1216 100 :CHIP C1209
Y C1210 47
Y3 MUTE 47 25V
25V IC104 6
R1217 100 :CHIP CXA2050S
R
RV3 EV Y/C JUNGLE
R1218 100 :CHIP L1201 R1232
C 18µH 220
C3 R DVD :EL0606
R1248 :CHIP V
R1219 100 :CHIP 100 :CHIP L108
S R1231 10µH
S3 L DVD C1213 0
R1220 100 :CHIP 100p :CHIP :EL0606
SCL R1249 +9V 1 2 3
100 :CHIP :CHIP
R1222 R1221 SCL TRAP 2 R1228
100 :CHIP 100 R143
SDA 10k :CHIP
SDA V CUT2 :CHIP 1.8k
:CHIP
R1224 Q1204
2SA1162 L
100 :CHIP ADR L OUT2 R104
15k
R1226 C133 C134 :CHIP
R OUT3 Y OUT2 100 47 0.01
:CHIP 25V B:CHIP
C135
R
V OUT3 R OUT2 0.47
50V
R1225
L OUT3 C OUT2 R1227 100 Q1205 C137
100 :CHIP 470p
:CHIP 2SC2712 :CHIP
R1233
1.5k :CHIP C139
18p
CH:CHIP
+12V
Y/C
AU L
C266
1
16V
F:CHIP
L
C265 IN L NC
C268
1 100 VCAP PS.1
16V
F:CHIP R 16V C270
IN R NC
0.047
25V
VCC PS.2 B:CHIP
G
AGND BAS L C269
R1235 0.0047
47k C267 B:CHIP
:CHIP BAS R BAS L
0.047
Q1206 25V R271
B:CHIP BAS R TRE L 100
C1220 2SC2712
C1217 C1218 TRE R OUT L :CHIP
1 47 C SW
16V 47 25V SCL
25V R1241 C264 OUT R S CLK +9V
F:CHIP SDA
C1214 100k :CHIP 0.0047 DGND
0.001 C1216 R1237 B:CHIP S DAT
0.001 220k R269 R270
B:CHIP B:CHIP :CHIP
100 100 Q320
R268 :CHIP :CHIP C305
R1234 R1243 100 IC206 2SC2712 Q352 22
:CHIP TDA8424 BUFF 2SC2712
220k 100k R178 50V
:CHIP :CHIP AUDIO PROCESSOR 100 BUFF
:CHIP
R1238 R1239 R1240
82 75 75
:CHIP :CHIP :CHIP R176
IF
3.3k
:CHIP R363 R365
0 100
:CHIP :CHIP
R177 C363 R364
1k JW(5) 220
:CHIP :CHIP
Y/R-Y/B-Y
AU L
IF
R801
100
:CHIP
AU R
AU R
R-Y AU L
JW165 (10)
B-Y
CN112
CN126 CN120 CN105 12P
7P 4P 3P
YEL RED RED
:S-MICRO :S-MICRO :S-MICRO
TO B3 BOARD TO H7 BOARD TO A4 BOARD
CN3304 CN909 CN1101
– 58 –
TO B3 BOARD TO S1 BOARD TO S1 BOARD
CN3301 CN2201 CN2202
CN121 CN128
12P 6P
:BTOB :BTOB
C263 C262
0.0022
IC203 0.0022
G B:CHIP B:CHIP
TA8216H
AU AMP C250 R258 D227
330 220 PRE-GND MA111
AU L/R
16V :CHIP RIPPLE PROTECT
FILTER
C249 R254 AU L
330 220
R253 16V C251
0.56 :CHIP
C237 R245 220
3W AU L 2.2 3.3k 16V
:RS 50V :CHIP D211 C248
R1272 9V MA111 PROTECTOR 0.1
O I
100k Q1207 G C240 :PT C245
:CHIP C238 R246 1 50V 0.1
2SC2712 C210 2.2 3.3k C243 :PT
0.47 L OUT
C SW 16V 50V :CHIP 22
50V
C211 B:CHIP R255
IC201
C212 0.47 Q209 VCC R252 4.7
100 16V PQ09RF2 PW-GND 470 :CHIP
16V B:CHIP 9V-REG R219 DTC114EK
15k MUTE SW AU R
:CHIP
R1274
100k Q208 R OUT C241
47 :CHIP DTC144EK 2200 C244
2200
R1273 MUTE SW R209 C217 0.47 16V B:CHIP 50V 50V
2.2k
1k D212
:CHIP :CHIP
MA111 PROTECTOR
IC205
R208 L7812CV JR205
270 0 C242 R213
3W 12V-REG :CHIP 0.01 10k
B:CHIP
:RS C216 :CHIP
C213 Q210 Q205 330 JW210
10 50V D218 16V 5MM
DAN202K DTC114EK DTC144EKA
I O R211
G MUTE SW MUTE SW 1k :CHIP
CN106
SP R 8P
+12V
C214 BLK
0.1 :PT :BTOB-S
1 ST-BY
2 DEG
3 AUDIO MUTE
D228
4 AUDIO GND
+5V SP L/R MA111 PROTECT
5 AUDIO GND
+11V
6 AUDIO GND
+30V 7 30V/1A
8 30V/1A
TO D BOARD
CN528
AU L/R
ROTATION
CN109
10P
R102 100 :CHIP
1 X-RAY
R215 D106 2 VTIM
47k
:CHIP RD9.1MT1B Q130
3 H DRIVE
R142 JW087 D131 RD11ES-B3 D130 1SS119 2SA1175 4 ABL
L110 C199
1k 10µH 0.1
:CHIP :EL0606 5 GND
25V
B:CHIP
6 9V
IC301 24 25 26 7 E/W
C129 R139
0.47 R135 SBX1856-11
:MPS 0 1k 8 V+OUT
R203 :CHIP :CHIP Y/C SEP
Q106 10k R159
2SA1162 :CHIP 220 9 ROTATION
Q105 :CHIP
R184 10 N/S-MUTE
DTC114EK 2.7k
C146 :CHIP 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
TO D BOARD
R105 100p
CH:CHIP
100 X104 CN506
:CHIP
503K
R145 C152 C301 C303
C143 3.3k 47 C104 47 47
25V
10 :CHIP 25V R123 0.47 C381 25V 1 GND
50V 25V 0
4.7k F:CHIP :CHIP
:CHIP V 2 V-OUT
C142 C145
0.47 10 R121 3 H ZOOM SW
50V 50V 10k
:RN-CP 4 N.C.
C156 JR024 C304
0.0047 C192 100 0.1
B:CHIP 0.22 :CHIP 25V 5 11V
:MPS B:CHIP Y C 6 11V
7 GND
61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 R301
1k
:CHIP 8 GND
CN108
8P
+5V BLK
9 10
:BTOB-S
7 8 23 19 11 13 14
TO D BOARD
22 21 20 18 12 17 16 15 CN526
+12V O I
G
4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
IC302
+14V NJM78L12
R144
1.5k R107
:CHIP
220
:CHIP
C191
0.022
V
:PT
Q111 B
2SC2712
G C106
C141 0.1
18p Y R
CH:CHIP 25V
B:CHIP
R179
1.8M
:CHIP
R172 100k :CHIP
Q113
2SC2712 BUFF
+9V R174
C105 220k
:CHIP
Y 0.022 CN107
B:CHIP
Q112 8P
DTC114EK BLK
R175
SW 8.2k :CHIP :BTOB-S
1 H RELAY
D107 RD6.8MT1B3
+14V 2 AFC
3 14V
R-Y/B-Y
4 33V
5 BACK UP
D352
6 GND
RD5.1EST1B
+5V L010
S REF S IN +7V 10µH 7 GND
:EL0607
8 7V
IC351 TEST SYNC
R186 R303 R170 +5V TO D BOARD
10 10 TDA4665T 330
:CHIP :CHIP IH DL :CHIP
R-Y N.C. N.C. S IC010 CN520
+5V R-Y IN R051 L7805CV
2.7
C375 C207 3W 50V-REG
R-Y N.C. N.C.
R304 47 N.C N.C. 0.1 +8V :RS
1k 50V 25V
:CHIP B:CHIP C357 5V
B-Y +8V N.C. I O
GND B-Y IN # G
C060
C370 C206 100
B-Y GND N.C.
0.1 I.C. N.C. 0.1 16V
25V 25V C219
B:CHIP B:CHIP 47 C063 C062 C061
B-Y
SYNC B-Y OUT R305 25V IC354 100 0.1 0.1
100 C224 16V 25V 25V
:CHIP 0.22 TDA8395T B:CHIP B:CHIP
R-Y SECAM DEC
N.C. R-Y OUT 25V
B:CHIP
R306 C220
100 :CHIP C209 0.1 B-Y OUT
I.C. GMD
0.1 25V
25V B:CHIP
B:CHIP R-Y OUT
I.C. +5V D353
Q354 +5V C223
C374 GP08D 0.22
2SC2712 47 25V
BUFF Y
50V B:CHIP +7V
R-Y/B-Y
R366 +33V A
220
:CHIP
R368
270 AUDIO PROCESS,Y/C/J,
:CHIP
TUNER CONTROL
B-SS6930<AN.>-A..
+7V
+33V
+14V
– 59 –
• A BOARD WAVEFORMS
1 2 3 4 5 6
PAL
2.4 Vp-p (H) 3.3 Vp-p (4MHz) 3.1 Vp-p (H) 2.8 Vp-p (H) 2.7 Vp-p (H) 0.9 Vp-p (H)
6 6 7 8 8 8
SECAM NTSC 3.58 PAL
SECAM NTSC 3.58
0.5 Vp-p (H) 0.8 Vp-p (H) 1.1 Vp-p (H) 1.5 Vp-p (H) 1.2 Vp-p (H) 1.2 Vp-p (H)
9 !º
!¡ !™ !£ !¢
2.2 Vp-p (H) 1.8 Vp-p (H) 2.8 Vp-p (H) 0.6 Vp-p (V) 1.2 Vp-p (V) 1.2 Vp-p (V)
!∞ !§ !¶ !• !ª @º
2.7 Vp-p (H) 2.8 Vp-p (H) 3.1 Vp-p (H) 1.9 Vp-p (H) 1.5 Vp-p (H) 1.1 Vp-p (H)
@¡ PAL @¡ @™
@™ @£ @£
NTSC 3.58 NTSC 3.58 NTSC 3.58
SECAM
PAL 1.1 Vp-p (H) PAL 0.8 Vp-p (H)
1.2 Vp-p (H) 1.7 Vp-p (H) 1.5 Vp-p (H) 1.3 Vp-p (H)
SECAM 1.5 Vp-p (H) SECAM 1.1 Vp-p (H)
PAL
@¢ @¢ @¢ @∞ @§ @§
PAL SECAM NTSC 3.58 PAL SECAM
SECAM
2.3 Vp-p (H) 2.2 Vp-p (H) 2.1 Vp-p (H) 2.1 Vp-p (H) 1.7 Vp-p (H) 1.0 Vp-p (H)
@§
NTSC 3.58
0.6 Vp-p (H)
• A BOARD VOLTAGE LIST
Ref. Pin No. Voltage [V] Ref. Pin No. Voltage [V] Ref. Pin No. Voltage [V] Ref. Pin No. Voltage [V] Ref. Pin No. Voltage [V] Ref. Pin No. Voltage [V]
IC001 1 0.6 54 4.5 38 3.2 15 5.9 31 4.0 B
2 0.8 55 4.9 39 4.3 16 5.8 32 4.0
Q208 C
3 0<0>(4.9) 56 4.3 40 4.2 33 4.0
IC301 2 6.6 B
4 0 57 1.3 41 4.9 35 4.0
4 5.5
5 0 58 0 43 2.5 37 4.0
Q209 C
6 4.7
6 0 59 0.4 44 3.6 38 4.1
B
12 0.4
7 0 60 1.7 45 5.3 39 4.1
13 0<4.8>(0)
8 0 46 4.4 40 3.9 Q210 C
IC002 1 8.8 15 5.6
9 4.9 47 2.6 42 4.1 B
2 5.8 17 4.8
10 0 49 1.9 43 4.0
4 4.9 18 4.7 Q211 E
11 0 51 2.4 45 4.0
C
12 4.8 52 4.4 46 4.0
IC003 5 4.8 IC302 I 15.9 B
14 1.0 53 4.4 47 4.0
6 4.9 O 12.1
15 4.9 54 5.0 48 4.1 Q302 E
16 0 55 6.4 IC351 5 0.7 B
IC010 I 7.0
IC1202 1 4.8
17 0.8 O 4.9 56 4.7 11 2.9
2 2.4 Q304 E
18 4.8 57 4.7 12 2.9
3 2.4 B
19 0 IC080 I 9.0 58 3.7 14 1.4
5 2.4
20 0 O 5.0 59 4.2 16 1.4
Q320 E
6 2.4
21 4.9 60 4.3 B
IC104 2 5.0 IC354 1 1.5 7 4.8
22 4.9 61 5.5
3 2.7 9 3.2 Q352 E
23 0 62 4.3
Q001 E 0.9
4 8.4 10 4.3 B
24 0 63 4.7
C 0.6
6 5.6 11 5.7
25 0.6 64 4.4
B 0.3 Q354 E
7 1.5<5.2>(1.5) 12 5.7
26 4.8
IC201 I 10.3 B
9 5.7<3.2>(5.7) 19 0.8
27 0 Q030 E 0
O 9.1
10 5.7<3.2>(5.7) 20 1.1
28 0.3 B 0 Q1201 E
SW 4.5
11 4.0
29 4.8 B
IC1201 1 4.1
12 0.9 Q031 E 8.8
30 4.6 IC203 1 1.4
2 4.1
13 5.3 B 9.0 Q1202 E
31 0 2 0
3 4.0 B
14 5.8
33 1.2 4 0
4 4.0 Q033 C 0
15 5.8
34 * 5 1.4 Q1203 E
5 4.0 B 4.5
17 0
35 2.1 6 11.6 B
6 8.1
18 5.8
36 4.9 7 16.4
19 5.8 7 4.0 Q105 C 3.5
Q1204 E
37 0 8 5.1
20 5.8 8 4.1 B 0.4
B
38 4.9 11 4.2
21 0 9 4.0
39 3.7 12 15.8 Q106 E 5.5
22 0 10 4.0
40 1.8
B 4.8
23 5.8 12 8.1 Q1205 E
41 4.9 IC205 I 16.0
24 5.8 13 4.0 B
42 4.9 O 11.8 Q108 C 3.0
25 5.8 14 4.0
43 4.9 B 0
27 1.8 15 4.0
44 4.9 IC206 1 5.8
Q1206 C
28 2.6 16 4.0 Q111 E 3.2
45 2.7 2 11.7 B
29 1.8 3 5.8 17 4.0 B 3.8
46 2.7
30 2.3 6 5.9 18 8.1 Q1207 C
47 0
Q112 C 0
31 2.1 7 5.9 19 4.5 B
48 0
B 0.8
32 2.1 8 5.9 20 4.5
49 0
Q1208 E
33 5.6 9 5.8 23 3.9
50 0 Q113 E 2.5
C
34 1.4 11 4.0 26 4.1 C 8.9
51 0
B
35 8.2 12 4.6 28 4.1 B 2.8
52 0
36 0.9 13 5.9 29 3.9
53 4.9 Q1209 E
Q205 C 4.2
37 3.1 14 5.9 30 4.0 B
– 60 –
• A BOARD IC206 TDA8424
16 15 6 7 14 8
stereo/
spailal
13 OUT L
mono
IN L 1
spailal
stereo/
MODE mono
SELECTOR
spailal
volume/
balance bass treble
mono
3
IN R
9 OUT R
stereo/ stereo/
spailal mono
POWER 2 I C. BUS
SUPPLY
4 5 2 11 12 10
• A BOARD IC351 TDA4665T
±(R–Y) SIGNAL
16
CLAMPING
±(R–Y)
SAMPLE- 11
LINE
AND- LP
MEMORY
HOLD
pre-amplifiers
addition output
stages buffers
±(B–Y) SIGNAL
14
CLAMPING
±(B–Y)
SAMPLE- 12
LINE
AND- LP
MEMORY
HOLD
Vcc 9 analog supply
2 N.C
3MHz shifting 6 N.C
13
FREQUENCY N.C
SANDCASTLE DIVIDER
H 5 PHASE 15 N.C
DETECTOR BY 192
DETECTOR
7 N.C
LP 6MHz DIVIDER
CCO
BY 2
digital supply
10 1 3 4 , 8
GND Vcc GND TST
0
• A BOARD IC354 TDA8395T
11.6
9 10 5 6 2
0
0
BANDGAP TUNING TUNING
0
0
0
CLOCHE DE–
10.9 20 ACC PLL
0 FILTER EMPHASIS
10.7
0.3
0.8 IDENT– OUTPUT 11
INTERFACE CONTROL
IFICATION STAGE 12
0
0
1 19
2.2
2.8
2.6
3.3
• A BOARD IC1201 CXA1855S
2.0
2.6
3.3
40 37 43 41 45 35 29 27 30 25 23 44 36 42 39 38 28 26 24 22 19 20 21 6 12 18 34
4.0
3.3
4.0
Logic
3.3
3.9
0dB 0dB 0dB 0dB
4.6 6dB
6dB 6dB
4.0 6dB 6dB
6dB 6dB 6dB 6dB 6dB
6dB 6dB 6dB 6dB
6dB
3.4
4.0
8.1
0
8.1
0
1.7
5.3 47 33 1 7 13 3 9 15 5 11 17 48 31 2 8 14 46 32 4 10 16
2.4
4.7
5.3
Schematic diagrams
(h7)J (h7) (h7) (h7) (h7) J J J J
Schematic diagram
Ò A A A A A (p3)(p4) (p3)(p4) (p3)(p4) (p3)(p4) (p3)(p4) l
board boards
– 61 –