Sony XR-CA670X, Руководство по обслуживанию, Страница: 17 / 34

XR-CA670X
17 17
6-4. SCHEMATIC DIAGRAM – MAIN Board (2/3) – • See page 14 for Waveforms. • See page 22 for IC Block Diagrams.
C354
C511
CN301
CN351
C201
C101
C102
C202
R204
R203
C302
C303
C301
C310
C304
R301
C204
C104
C308 C309
C105
R303 C306
R302 C305
R553
R529 R530 R508
C521
C753
R751
R503
C353
R521
R522
R523
R516
R518 R550
R526
R554
IC501
R524
R546
R547
R541 R540 R538 R537 R539
R519
R552
C357
C352 C351
IC351
C358
R353
R544
R501
C505
C504
C503
X501
R502
C510
R551
C517
C516
C515
C501
C506 C502
R506
R505
R504
C514
C356
Q353
Q354
R103
R354
R352
R507
Q664
R542 R543
JC502
S502
D352
JC302
JC303
JC503
Q301
JC301
HP901
R520
C205
R304
C103
IC301
R205
C203
M901
X502
R509
R528
R104
R105
10
16V
0.01
7P
11P
330p
330p
330p
330p
15k
10k
22
16V
0.01
22
16V
0.047
0.1
330k
0.1
0.1
10
16V
1
50V
1
4.7k 0.47
15k 0.01
100k
10k 10k 100k
0.01
0.22
47k
100k
0.01
22k
22k
22k
100k
100k 10k
100k
22k
MN101C49KSK
100k
0
0
100k 100k 100k 100k 100k
100k
100k
0.1
0.1 0.1
LB1930M
0.01
4.7k
100
22k
18p
22p
15p
18.432MHz
220
47
16V
0
0.001
0.001
0.001
0.047
0.01 10p
2.2k
2.2k
2.2k
0.0022
220
16V
DTC114EKA
2SB1132-R
10k
10k
1.5
47k
L501
0.47
µ
H
DTA114EKA
100k 100k
0
1SR139
0
0
0
2SC2412K
0
47k
1
10
0.01
HA12231FP
27k
0.01
32.768KHz
220
100k
15k
27k
A1 A2 A3 A4 A5 A6 A7 A8 A9
A10 A11 A12 A13 A14 A15 A16
C1
C2
A19 A18 A17
C3
C4
C5
C6
C7
C8
C9
C10
C11
C12
C13
T
E
L
A
C
C
T
E
S
T
R
C
IN
1
RCIN0
U
N
5
U
N
3
U
N
4
KEY1
KEY0
L-CLK
EEP-SDA
EEP-SCL
T
A
7
T
A
8
TA2
TA6
TA5
TA3
TA4
T
A
2
T
A
6
T
A
5
T
A
3
T
A
4
T
A
8
T
A
7
T
A
9
I2
C
-S
C
L
I2
C
-S
D
A
L-CE
L-DA
A
M
P
O
N
D
IA
G
SIR
TAPE-RCH
TAPE-LCH
TA9
UN1
UN2
1
2
3
4
5
6
7
1
2
3
4
5
6
7
G
N
D
VREF
FIN
R
R
IN
R
FINL RINL EQOL
EQOR
TA
IL
TA
IR
OUTL
OUTR
RIP
MSDET
MS
VCC
F/R MUTE N/M MSG
GND
F-R(CH)
R(CH)-COM
R-R(CH)
R-L(CH)
L(CH)-COM
F-L(CH)
C-MOTOR
GND
LM+
LM-
GND
REEL1
+B(8.5V)
POS3
POS2
POS0
POS1
B
E
E
P
A
C
C
IN
T
EL
A
T
T
D
A
V
N
SIR
C
S
N
IL
T
U
N
O
N
N
CO
B
U
S
S
O
BU
S
S
I
B
U
S
C
K
O
N
C
O
N
C
O
ATT
T
U
A
T
TIN
VREF-
VSM KEYIN1
KEYIN0
VREF
VDD
VSS
MMOD
QUALITY
LCDSO
LCDCE
LCDCKO
SYSRST
BUSON
NIL
NIL
NCO
NCO
NCO
DSTSEL
D
A
V
S
S
D
A
V
D
D
N
C
O
D
O
O
R
IN
D
N
C
O
N
C
O
R
EL
_
T
PO
S
3
P
O
S
2
P
O
S
0
PO
S
1
LM
_
L
O
LM
_
E
J
CM
_
O
N
N
O
S
E
S
W
N
S_
M
A
S
K
N
C
O
N
C
O
N
C
O
N
C
O
N
C
O
N
C
O
A
D
_
O
N
D
O
O
R
S
W
NCO
N_ROUT
MTLON
TAPATT
NCO
NCO
VOLATT
NCO
NCO
NCO
NCO
NCO
NCO
NCO
NCO
DIAG
NCO
TUATT
RC_IN1
TESTIN
FLASH_W
AMSIN
AMSON
K
E
Y
A
C
K
SYSTEM CONTROLLER
LOADING MOTOR DRIVE
(2/3)
SWITCH
KEY ACTIVE
B
U
_IN
N
IH
(V
D
D
)
R
ES
E
T
N
C
O
N
CO
N
IH
(V
D
D
)
1
2C
C
KO
1
2C
S
IO
S
T
B
XO
XI
OSC1
OSC2
RC_IN0
T
A
P
EO
N
EE_SIO
EE_CKO
(NOSE DETECT)
Q353,354
CAPSTAN/REEL
MOTOR DRIVE
AUTO
MUSIC
SENSOR
CONTROL
TAPE EQUALIZER,
L
R
R
L
FWD
REV
(PLAYBACK)
MECHANISM
BLOCK
(CAPSTAN/REEL)
AUTO MUSIC SENSOR
(Page 16)
(Page 18)