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HCD-DX80
22
22
6-2.
BLOCK DIAGRAM – MAIN Section –
: FM
: CD
• Signal Path
• RCH is omitted due to
same as L-CH.
: PB (DECK A)
: PB (DECK B)
: REC (DECK B)
• Abbreviation
: Argentina model
: Chilean and Peruvian model
: Mexican model
: Singapore model
: 120V Area in E model
: Bragilian model
E51
AR
MX
SP
E2
BR
REC
BIAS
BIAS
TRAP
R-CH
R-CH
BIAS
OSC
Q302,303
RV304
Q301
B+
(TC+12V)
C332,L301
ERASE
HEAD
REC/PB
HEAD
PB EQ
AMP
IC304
IC302
REC/PB SWITCH
RV301
MD/VIDEO
(AUDIO)
R-CH
L-CH
J101
L
R
R-CH
PB
HEAD
DECK-B
DECK-A
PB EQ
AMP
IC303
RV302
SWITCH
Q304,305
DECK PROCESSOR
IC301
INPUT SELECT
G EQ
IC101
R-CH
L IN
IC701
LINE MUTE
PROTECT
STK MUTE
DBFB
SWITCH
Q503
R-CH
DBFB
CONT
Q101,102
IC102
MUTING
Q103
MUTING
CONT
Q504,505
IC501
MUTING
Q581
MUTING
CONT
Q503,504
MUTING
Q862
MUTING
CONT
Q861
R-CH
R-CH
D841
OVER LOAD
DETECTOR
Q551
OVER HEAT
DETECTOR
Q505,506
+B
(+30V)
PROTECT
DETECTOR
Q821,822
PROTECT
CONT
Q823
D502
PROTECT
SWITCH
Q828,829
RELAY
DRIVE
Q824,825
RY801
J631
PHONES
R CH
R CH
M961
(FAN)
FAN
DRIVE
Q891,892
L
R
TM801
SPEAKER
A TRIG
DRIVE
CAP MOTOR
DRIVE
Q396,397
Q393,394
B TRIG
DRIVE
Q391,392
CAP MOTOR
SPEED CONT
Q395
54
55
B TRG M+
DC
BIAS
Q141
B+
(TCA+6V)
A+12V
32.768kHz
X501
16MHz
X502
FLOURESCENT
INDICATOR TUBE
DISPLAY CONTROL
IC601
F1
F2
D608, 609
D612-618
FUCTION
KEY
ROTARY
ENCODER
X601
4MHz
FL601
IC602
S768-781
LED
DRIVER
Q601-605
LED
DRIVER
Q751
PAUSE REC/START
D751
VOLUME
S751
LED
DRIVER
ENTER
D752
Q752
FUCTION
KEY
FUCTION
KEY
MIC
J722
MIC
LEVEL
RV722
IC722
IC722
T910
S901
JW971
F971
(MX)
JW975
(MX)
(EXCEPT MX)
Q941
D543
-VG
(-32.2V)
+VH
-VH
D541
+VL
-VL
POWER
AMP
(IC501)
D901-904
EVER +5.6V
F1
F2
D972-975
AC
AC OUT
TO
SATLLITE
AMPLIFIER
(TA-DX80)
IN
RELAY
DRIVE
Q971
IC971
T972
RY971
RY972
CD POWER
SWITCH
IC911
Q911,912
IC951
IC921
IC961
CD D+5V(SW)
CD A+5V(SW)
TC D+5V
AUDIO +5V
A+12V
TC A+12V
MIC A+12V
ST A+12V
TC M+9V
CDM M+7V
LED +7V
D906-909
B+
(+13.9v)
(RY801)
D952
D953
D511
84
100
Q575
T301
HP901
HRPE901
5
1
IC301
IC104
TH701
3
2
1
6
5
LIMITER
Q721
D920-922
D577
S1003
(A. HALF)
S1004
(A. 120/70)
S1006
(B. HALF)
S1001
(A. PLAY)
S1002
(B. PLAY)
IC1001
IC1002
A TRG M+
MOTOR
CONT
M901
M
CAPSTAN
MOTOR
Q1001
RV1002
S1005
(REC. A)
S1009
(REC. B)
(DECK-A)
R-CH
J401
VIDEO OUT
VIDEO
AUDIO
L
R
J601
A
B
IC105
Q104
FAN ON
SWITCH
Q831
S753-758
S760-765
S601-606
S791-795
-VG
D791-793
LED
DRIVER
Q791-793
LED
DRIVER
Q794
4
97
94
95
74
75
?/1
S796
DISPLAY
S752
?/1
D794
12
IC502
STBY +5V
D508
VREF (IC501)
D +5V
D509
D510
D580
D579
VCC (IC501)
D977
D911
D910
D824
D822
JW973
JW972
JW986
(MX)
JW990
120
230-240
220
220
120
230-240
(EXCEPT MX)
IC616
+3.3V
VOLTAGE SELECTOR
INPUT SELECT
PM901
PM902
GAME
INPUT
PB
LEVEL (A)
RV303
PB
LEVEL (B)
REC
LEVEL (L)
A
B
+
–
NORM SPEED
RV1001
HIGH SPEED
S1008
(A. 120/70)
Q831, 832
RELAY
DRIVE
RELAY
ON/OFF
(TA-DX80)
SATELLITE
AMPLIFIER
(TA-DX80)
TO
SATELLITE
AMPLIFIER
(TA-DX80)
CONT A
CONT B
BOOSTER SW
STANDBY LED
IMPEDANCE
USE 6~16
Ω
R-CH
-V
REG
Summary of Contents for HCD-DX80
Page 4: ...4 HCD DX80 SECTION 1 GENERAL This section is extracted from instruction manual ...
Page 5: ...5 HCD DX80 ...
Page 6: ...6 HCD DX80 ...
Page 20: ...20 HCD DX80 MEMO ...