Technics SL-HD550, Руководство по обслуживанию

Страница: 41 / 63

1
2
3
IN
GND
OUT
IC401
C0CAABE00007
REGULATOR
IC402
GP1FA550TZ
TRANS MISSION
MODULE
1
2
3
Vcc
GND
INPUT
23
2
1
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
2
1
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
GND
E401
+13V
D222
MA8033L
TX
R245
1K
R246
1K
C242
0.01
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
Lch IN
A.GND
Rch IN
+B(2)
D.GND
CLD CK
TX
+B(1)
P.GND
MCLK
MDATA
MLD
SPEED
NC
NC
BLKCK
SQCK
SUBQ
SBCK
STAT
/ RST
SUBC
REST SW
To CD SERVO
CIRCUIT(CN702)
on SCHEMATIC
DIAGRAM-2
A
CN402
R455
1K
C403
1000P
C402
1000P
R456
1K
R460
220K R459
220K
R429
47K
R451
4.7K
R450
2.7K
R224
100
D410
MA1
1
1TX
R407
15K
D409
MA111TX
R428
10K
R406
10K
R225
100
C401
1000P
D221
MA1
1
1TX
R458
1K
C426 100P
R427
4.7K
R423
2.7K
R439
10
R453
4.7K
R452
2.7K
R405
6.8K
R440
4.7K
C419
6.3V220
C420
6.3V220
C414
1
+5V
C413
0.01
D501
MA111TX
R501
330
C201
16V220
R500
22K
R442
1K
D404
MA8075MTX
C416
16V22
D500
MA1
1
1TX
C412
0.01
C410
25V470
R101
0.22
Q405
2SB1417PQTA
REGULATOR
Q500
2SC4081STX
STABILIZER
C405
0.1
R232
100
R231 100
R233 100
R223
100
R222 100
R221 100
R234 100
R228 100
R235 100
R414
4.7K
Q402
2SC4081STX
INTERFACE
Q401
2SC4081STX
INTERFACE
Q403
2SC4081STX
INTERFACE
Q404
2SC4081STX
INTERFACE
SCHEMATIC DIAGRAM-4
NC
CD Lch OUT
A.GND
CD Rch OUT
NC
NC
RS A.GND
NC
NC
SYNC
DECKREQ
DATA
CLK
D.GND
+B(5V)
CS
M.GND
CD REQ
+B(13V)
JK401
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
To TUNER(ST-HD550) &
CASSETTE DECK
(RS-HD550)
DIGITAL
OPTICAL OUT
RJ502
0
RJ503 0
RJ501
0
:CD SIGNAL LINE :POSITIVE VOLTAGE LINE
1.7V
5.2V
0.1V
0.6V
0.5V
0.8V
0.3V
1V
0.4V
1.6V
14.5V
15.8V
8.5V
7.9V
8.5V
6.5V
5.2V
3.3V
3.3V 5.2V
7.9V