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HCD-RXD7AV
20
20
MAIN SECTION
HP901
PB
HEAD
DECK A
HRP901
REC/PB
HEAD
DECK B
R CH
R CH
R CH
PLAY/REC
CONTROL
Q203, 205
PLAY/REC
CONTROL
DRIVE
Q207
PLAY/REC
CONTROL
D201
L201
BIAS OSC
BIAS
OSC
Q251
HE901
ERASE
HEAD
R CH
1
2
9
3
REC OUT
PB OUT
A/B
5
19
11
10
REC/PB EQ AMP
IC201
TAPE A/B
Q213
MUTE
AMS
Q210,211
D418
D419
D202
: FM
: CD
• Signal Path
• RCH is omitted
C
CD
SECTION
(Page 19)
TU L
ST IND
TU MUTE
DO
Q513
Q411
4
PROTECT
DET
1
6
IC503
RL401
SPEAKER
JK401
SCOR
SENS1
SQSO
XLAT
SQCK
CLK
DI
CLK
CE
STB
11
STB
21
CE
25
SCLK
27
SDA
TA
OUT
24
D
ATA
22
SQCK
20
XLA
T
23
SQSO
42
SENS1
4
SCOR
26
SDA
TA
IN
MUTE
SWITCH
Q603,604
62
TU MUTE
28
FM ST IND
15
CLOCK
63
SYSTEM MUTE
64
POWER SW
19
LA
TCH
XT
AL
40
XT
AL
39
VR UP
52
X601
10MHz
VR DOWN
53
VR601
VOLUME
PIC UP
46
PIC DOWN
47
TRA
Y OPEN
50
TRA
Y CLOSE
51
TURN T
ABLE
49
DISC COUNT
48
A
B
S02
TRAY
OPEN/CLOSE
S03
DISC
COUNTER
S04
TURNTABLE
OPERATION
S01
CD DECK
UP/DOWN
KEY
MATRIX
P1
P24
KI0
KI2
FLD601
FLD DISPLAY
SYSTEM CONTROLLER/
FLD DRIVER
IC601
+5.6V
REG
Q401
SITCHING
Q103
TU +5V
+12V
+7.5V
REG
Q502
CD +7.5V
+12V
REG
Q501
RECT
D501-504
AC OFF
DET
Q509
Q510
RECT
D403
-VCC1
+VCC1
-27V
REG
Q406
-27V
AC
IN
T001
AC4.8V
AC4.8V
16
A
TUNER
SECTION
(Page 19)
: PB (DECK A)
: PB (DECK B)
: REC (DECK B)
Q207
Q201
CE
CLK
DI
12
LOCK
MUTE
Q208,209
BIAS
SWITCH
Q252,253
6
TAPE (L)
13
TUNER (L)
12
CD (L)
11
B
CD
SECTION
(Page 19)
CD L
LINE AMP
IC301
6
L OUT
BUS REGISTER
IC602
REC MUTE
13
A/B
11
BIAS
12
REC
14
DI
2
CLK
3
STB
1
DI
CLK
SCL
30
4
PLAY
5
SOL A
6
SOL B
SOL A
DRIVE
Q610,613
M+12V
SWITCH
Q608,611
+12V
SOL B
DRIVE
Q609,612
SHIFT REGISTER
IC603
CK
2
S/L
1
QH
9
CLK
3
B REC FWD
5
PHOTO A
11
A MODE SW
13
A HALF
6
PHOTO B
12
B MODE SW
14
B HALF
MECHA BLOCK
SFR501
MOTOR H/L
D515
RECT
D402
-VCC2
+VCC2
+5.6V
65 88
29 31
G1
G13
Q'S
10
DATA IN
DATA
SENS2
LOCK
13
CLOK
43
SENS2
37
AMS
10
S/L
9
DA
TA
IN
L
R
MD/VIDEO
R CH
MD (L)
14
: MD
15
MUX OUT/L
AMP
Q303
DET
IC304
4
B REC REV
Q407
Q301
MUTE
Q419
MUTE
L
R
MD/VIDEO
R CH
µ
CON B+
CD +5V
D602
D601
RESET
SWITCH
POWER
DOWN DET
Q601
Q602
2
RM601
REMOTE
CONTROL
RECEIVER
RESET
38
POWER DOWN
6
REMOTE
8
VCC
2
1 . 100 90
.
57
DOLBY ON/OFF
59
DOLBY NR
32
V
ACS
36
SPEANA 4
SPEANA
35
SPEANA 3
34
SPEANA 2
33
SPEANA 1
LED DRIVE
IC701
4
DI
CLK
LED706-713
IC702
3
4
LED
DRIVE
Q703-708
LED714-718
LED701-703
2
12
LED
DRIVE
Q701,702
LED704
11
14
13
5
10
.
.
16
15
11
5
9
18
LA
TCH
C MUT
R MUT
17
D
ATA
SDA
1
16
IN L
LTIN
VRSWIN
74
LOUT
1
DATA
22
REQ
24
SCK
23
DATA
SCK
DOLBY PROLOGIC
SURROUND DECODER
IC302
CVOLOUT
9
SVOLOUT
17
SWVOLOUT
IC304
IC303
Q312
Q520
MUTE
Q313
Q522
MUTE
Q308
Q310
61
MD MUTE
58
DOLBY HI
16
CE
60
2CH OUT
MUTE
DBFB
DBFB
IC306
IC305
OVER LOAD
DETECTOR
OVER LOAD
DETECTOR
Q581
OVER LOAD
DET SWITCH
Q505
Q503
OVER LOAD
DETECTOR
Q511
POWER
AMP
IC502
OVER LOAD
DET SWITCH
Q515
OVER HEAT
DETECTOR
Q516,RH501
PROTECTOR
Q412
SWITCH
SWITCH
Q413
RELAY
DRIVE
Q414
RELAY
DRIVE
Q415
RL402
RL403
L
R
L
R
REAR
JK402
CENTER
PHONES
JK403
R CH
+12V
JK303
SUB WOOFER
BUFFER
Q317
Q319
MUTE
IC304
FAN
DRIVE
Q508
FAN
CONTROL
Q517
FAN
RELAY
DRIVE
Q416
+7.5V
SWITCH
Q405
AU +12V
-12V
REG
Q403
-12V
S701-714
S718-728
S731-736
CD ENCODER A
54
CD ENCODER B
55
VR602
CD ENCODER
A
B
D510
D516
LED705
R CH
R CH
Q321
MUTE
D305
D305
R CH
D417
2
3
R CH
R CH
REAR
R CH
R CH
D512
REAR
R CH
Q305
Q320
LED DRIVE
DI
CLK
80
SWIN
79
SLIN
77
CIN
76
LIN
72
IC308
2
1
4
5
13
3
L
R
FRONT
L
R
REAR
CENTER
SW
JK301
REAR
R CH
R CH
SL
L
C
S
M
L
L
C
SL
SW
M
Q381
10
6
POWER
AMP
IC501
18
20
POWER
AMP
IC501
12
8
REAR
R CH
3
15