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18
18
HCD-CP300
6-2. BLOCK DIAGRAMS MAIN SECTION
: FM
: CD
: PB (DECK A)
: PB (DECK B)
: REC (DECK B)
: MD
RESET
• Signal Path
• RCH is omitted
BIAS
TRAP
R-CH
R CH
BIAS
OSC
Q401
Q402
Q403
+8V
T403
ERASE
HEAD
REC/PB
HEAD
IC302
REC/PB SWITCH
9
8
7
4
24
23
A
B
REC IN
16
14
19
A
TUNER
SECTION
B
CD
SECTION
MD/VIDEO
(AUDIO)
R-CH
L-CH
CD L
TU L
PJ301
L
R
R-CH
PB
HEAD
DECK-B
DECK-A
DECK PROC.
INPUT SELECT
TONE/VOL CONT
IC301
TU-L
6
CD-L
10
MD-L
2
LINE OUT2
31
TA-L
4
17
OUT2
DATA
21
CLOCK
22
MUTE
Q150
MUTE
CONT
Q330
POWER
AMP
IC101
3
9
14
J301
PHONS
R CH
L
SJ301
SPEAKER
93 B SHUT
94 A SHUT
21 B PLAY
20 A PLAY
97 B HALF
6 A HALF
36
PB A/B
A TRIG
DRIVE
Q366,367
B TRIG
DRIVE
Q364,365
CAP MOTOR
SPEED CONT
Q361,362
A TRIG
25
B TRIG
27
B TRG M+
87
REC MUTE
IC601(2/2)
SYSTEM CONTROL
40
LINE MUTE
57
VOL DATA
56
VOL CLK
+5V
REG
Q360,D350
D+5V
CD M+7V
5
SI (LCD)
10
XC IN
11
XC OUT
15
X IN
13
X OUT
32.768kHz
X801
16MHz
X802
S0
S31
COM0
COM3
FLOURESCENT
INDICATOR TUBE
DISPLAY CONTROL
IC601
D814-817,818
D828-830
FUCTION
KEY
SIRCS
IC605
23 SI
22 SCK
TREBLE A
71
TREBLE B
72
REMCON
4
RV802
TREBLE
LCD801
30
33
S801-810
80
CD1 PB-A
81
CD1 PB-B
82
83
84
LED
DRIVER
Q809-814
LED
DRIVER
Q815-819
79
DSG
KEY1
89
FUCTION
KEY
S811-820
KEY2
90
FUCTION
KEY
KEY3
91
26 C/D
24 CS
37
CLK (LCD)
T901
(MAIN)
+8V
REG
D907-910
+22.5V
-22.5V
POWER
AMP
D911-914
D903-906
AC
IN
RELAY
DRIVE
Q902
IC901,903
T902
(SUB)
1
3
+5.6V
REG
RY901
+12V
REG
1
3
IC304
Q350
IC604
AU +8V
38
CD ON
16
T401
HP901
HRPE901
IC401
85
S821-830
F905
AEP,UK,CA,MX
MODEL
S1004
A HALF
S1007
B HALF
S1001
A PLAY
S1002
B PLAY
A REEL
DET
IC1001
B REEL
DET
IC1002
A TRG M+
MOTOR
CONT
M901
M
CAPSTAN
MOTOR
Q1001
RV1002
NORM S
RV1001
HIGH S
S1006
REC A
S1009
REC B
+5V
+5V
CAP+
23
34
REC MUTE/BIAS
MUTE
Q413
REC OUT
PBL
20
PB A/B
MUTE
Q404
MUTE
CONT
Q410
+12V
10
MUTE
Q305
5
7
IC503
MUTE
Q210
MUTE
CONT
Q303,304
54
AU MUTE
55
STBY ON
52
AMP MUTE
1
C/D
2
C/S
100
LCD RST
POWER KEY
74
VOL A
69
VOL B
70
RV801
VOLUME
BASS A
73
BASS B
75
RV803
BASS
FUNCTION A
76
FUNCTION B
77
RV804
FUNCTION
27 RESET
43
48
50
.
55
1
34
41
.
12
.
CD2 PB-A
CD2 PB-B
CD3 PB-A
CD3 PB-B
68
TU ON
67
CD LED
D811-813
D820,823,833
LED
DRIVER
Q821,822
Q825,835
53
B/L CON
88
CD SYNC
78
IDISC/ALL DISC
LED
DRIVER
Q802-806
D801-804
D1,2
(TC BACK LIGHT)
86
TAPE (A)
92
TAPE (B)
D806
D808
D807
+8V
JW914
JW913
JW912
F901
F902
S901
VOLTAGE
SELECTOR
EA,SP,MY MODEL
EA,SP,MY MODEL
EA,SP,MY MODEL
AEP,UK,CA,MX
MODEL
AEP,UK,CA,MX
MODEL
+14V
-14V
+7V
REG
Q314-316
FM +7V
A+12V
AU -8V
+5V
REG
Q310-312
CD +5V
+8V
REG
1
3
IC311
CD +8V
M +7V
-8V
REG
2
3
IC305
RESET
SWITCH
Q808
CAP M H/L
22
59
FM ON
12
RESET
3
AC CUT
55
STBY ON
+8V
SW
Q830,831
B/L +8V
• Abbreviation
CND : Canadian model
EA
: Saudi Arabia model
MX
: Mexican model
SP
: Singapore model
MY
: Malaysia model
Ver 1.5 2003.10