Sony XR-CA670X Service Manual ▷ View online
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
16V
DTC114EKA
2SB1132-R
10k
10k
1.5
47k
L501
0.47µH
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)
XR-CA670X
18
18
6-5.
SCHEMATIC DIAGRAM – MAIN Board (3/3) –
•
See page 22 for IC Block Diagram.
R636
CN701
R652
R651
R653
R654
R702
R701
D584
D585
D586
D701
R583
R584
R674
TH501
D671
R672
R673
R671
C583
R716
R717
R718
R713
R710
R711
R715
D719
R641
R642
Q641
D581
D582
R582
R581
R633
R631
R632
C631
R634
IC602
R621
C621
C622
C623
Q631
IC581
C581
R586
Q581
C86
D714
Q651
J671
S702
CN581
R531
D
7
16
D7
12
D
7
17
D
7
13
D7
18
D
7
15
D
711
D
710
C
710
C
711
C
712
C
71
3
C
715
C
71
6
C
71
7
C
71
8
100k
14P
47k
1k
10k
10k
10k
10k
UDZ-18B
MA2ZD14001SO
UDZ-18B
MA111
100
100
220k
MA111
100
10k
100
470
16V
16V
100
100
100
100
100
100
100
UDZ-18B
1k
1k
FMC2A
UDZ-6.2B
UDZ-18B
1k
15k
47k
4.7k
47k
2.2
50V
50V
4.7k
XC61CN4302MR
100k
0.1
0.1F
5.5V
5.5V
100
10V
10V
2SC2412K
BA8270F
0.1
0
DTC114EKA
0.001
UDZ-18B
2SC2412K
8P
100k
M
A
8
06
8-M
M
A
8068-M
M
A8
06
8-M
M
A
8
06
8-M
M
A8068-M
M
A
8068-M
M
A
806
8-M
M
A806
8-M
0
.1
0.1
0
.1
10
0p
0
.1
1
00p
10
0p
1
00p
B
7
B
5
B
3
B
2
B6
B4
C1
C2
B1
C3
C4
C5
C6
C7
C8
C9
C10
C11
C12
C13
TEL
ACC
RCIN1
RCIN0
L-CLK
L-DA
L-CE
KEY0
KEY1
UN3
UN4
UN5
UN1
UN2
SIR
GND
FLASH-W
SIRCS
RE-0(NC)
RE-1(NC)
KEY-1
KEY-0
LCD-CE
LCD-DATA
LCD-CLK
+B
DOOR-IND
GND
DOOR-SW
(CHASSIS)
B/U-C
CLK-IN
RST
VCC
GND
DATA
OUT
OUT
IN
DATA
DATA
I/O
VREF
CLK
BATT
RST
BUS-ON
BUS-IN
(3/3)
BUS ON
BUS DATA
BUS CLK
B+
RESET
LED DRIVE
SHIFT
LEVEL
ACCESSORY
CHECK
RESET
RST
V
G
GENERATOR
RESET SIGNAL
BATTERY
DETECT
SONY BUS INTERFACE
-2
-1
BUS CONTROL IN
(FOR SONY BUS)
REMOTE IN
(Page 17)
(Page 16)
(Page 19)
XR-CA670X
19
19
CN801
LSW801
(COMPONENT SIDE)
SUB BOARD
1-687-316-
11
(11)
S1
S2
A1
K1
B
KEY BOARD
CN901
SUB BOARD
(CONDUCTOR SIDE)
1-687-316-
11
(11)
A
MAIN BOARD
CN701
1
14
6-6.
PRINTED WIRING BOARD – SUB Board –
6-7.
SCHEMATIC DIAGRAM – SUB Board –
(Page 15)
(Page 20)
CN801
LSW801(1/2)
LSW801(2/2)
14P
LDA
LCE
K-1
SIR
SIR
K-0
LCK
K-0
K-1
LDA
LCE
LCK
NC1
NC0
NC1
NC0
SIRCS
+B
KEY-0
GND
GND
LCD-DATA
LCD-CE
LCD-CLK
+B
DOOR-SW
GND
DOOR-IND
DOOR-SW
+B
LCD-CLK
LCD-DATA
LCD-CE
SIRCS
GND
KEY-1
FLASH-W
KEY-1
KEY-0
RE-1 (NC)
RE-0 (NC)
RE-0 (NC)
RE-1 (NC)
14
1
(Page 18)
(Page 21)
XR-CA670X
20
20
S903
LSW904
LSW905
LSW906
LSW907
LSW908
LSW909
LSW910
S911
LSW912
LSW915
LSW916
LSW917
LSW918
LSW919
LSW922
LSW901
R911
R904
R912
R913
LSW913
LED953
LED903
LSW914
LED911
LED952
IC971
LED933
R950
R951
R966
R967
R936
R935
S902
LED954
LSW921
LSW920
LED951
LED934
R986
R988
C982
C984
R987
C983
C981
C985
C986
R981
R982
R983
R985
R989
R990
D901
R975
R976
R977
R979
R978
R980
R971
R972
R901
R902
R903
R905
R906
R907
R908
R909
R910
R914
R915
R916
R917
R918
R919
R920
R921
D981
R941
R942
R946
R947
D983
D902
C971
R970
CN901
R927
R928
R960
R961
R962
R934
R931
R930
IC901
R929
(COMPONENT SIDE)
KEY BOARD
1-686-744-
12
(12)
A
K
A
K
A
K
K
4
3
2
1
4
3
2
1
4
3
2
1
4
3
2
1
4
3
2
1
S2
S1
A1
K1
S2
S1
K1
A1
S2
S1
K1
A1
S2
S1
K1
A1
S2
S1
K1
A1
S2
S1
K1
A1
S2
S1
K1
A1
S2
S1
K1
A1
S2
S1
K1
A1
S2
S1
K1
A1
2
1
4
3
4
3
2
1
1
2
3
4
A
K
A
K
A
K
4
3
2
1
4
3
2
1
37
72
36
1
LCD901
LIQUID CRYSTAL DISPLAY
SOURCE
LED954, S902
SEL
ATT
+
−
(VOLUME)
MODE
LSW908
DSO
LED903, 953, S903
LED903, 911,
LED951 − 954
K
A
BTM/MTL
SENS
LSW910
DISC −
1
LSW922
DISC +
2
LSW921
REP
3
LSW920
SHUF
4
LSW919
BL SKIP/ALBM −
5
LSW918
ALBM +/ATA
6
LSW917
TA
LSW915
AF
LSW909
LIST
PTY
LSW916
LCD
BACK
LIGHT
LCD
BACK
LIGHT
−
+
SEEK
OFF
DSPL
EQ3
LED911, 951, S911
1
20
60
41
61
80
40
21
KEY BOARD
(CONDUCTOR SIDE)
1-686-744-
12
(12)
B
SUB BOARD
CN801
1
2
3
4
5
6
7
8
9
10
11
12
13
A
B
C
D
E
F
G
H
SEEK
+
−
−
−
6-8.
PRINTED WIRING BOARD – KEY Board –
Ref. No.
Location
Ref. No.
Location
• Semiconductor Location
(Page 19)
D901
G-10
D902
G-10
D981
G-6
D983
G-5
IC901
G-7
IC971
C-13
LED903
C-1
LED911
C-13
LED933
C-11
LED934
C-3
LED951
C-13
LED952
C-12
LED953
C-1
LED954
A-2
Ref. No.
Location
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