HCD-ZX50MD
57
57
– MAIN SECTION –
TUNER UNIT
: FM
: CD
• SHIGNAL PATH
• RCH is omitted
IN E2
LOUT
L IN
66
IC101
SOUND PROCESSOR
Q101
Q130
IC202
CHINEMA
SPACE
60
REC B2
MUTE
72
SW OUT
37
BUF OUT2
40
BB A2
64
MIC IN
39
BB B2
ST-L
ST-R
ST-CLK
ST-D OUT
ST-D IN
ST-CE
TUNED
STEREO
ST MUTE
R CH
: PB (DECK A)
: PB (DECK B)
: REC (DECK B)
: MD(PLAY)
: MD(REC)
J101
L
VIDEO
(AUDIO)
IN
+
–
18
IC801
POWER AMP
17
10
16
11
FRONT RY
26
IC401 (1/2)
MASTER CONTROL
25
STK-MUTE
35
HEAD PHONE
LINE MUTE
36
AC CUT
RESET
12
IN D2
67
IN B2
69
INA2
MIC
SPEANA
RESET
BPL IN2
70
KEY IN2
CONT2
CONT3
L OUT
L IN
62
10
63
CLK
DATA
LATCH
32 33 34
Q102
MUTE
SWITCH
WOOFER
OUT
J102
FRONT
SPEAKER
D
A
7
2
3
61
REC A2
30
L+R OUT
THERMAL
PROTECT
Q801
Q841,842
MUTE
CONTROL
Q961
MUTE
SWITCH
Q962,963
THERMAL
DET.
Q881,883
RY881
RELAY
DRIVER
Q895,896
+5V
+5V
R CH
PROTECT
SWITCH
TM801
LATCH
DRIVER
Q893
MUTE
Q821
Q822
PROTECT
DC AMP
Q891,892
MUTE
SWITCH
FAN
DRIVER
Q185
Q941,942
PROTECT
SWITCH
Q897
LATCH
DRIVER
Q894
DELAY
Q181,182
RESET
SWITCH
Q501
Q183
D181
Q184
502-LAT
502-DATA
502-CLK
PL-DATA/SUR2
PL-CLK/SUR1
43
44
45
42
41
ST-CLK
ST-D IN
ST-D OUT
ST-CE
TUNED
STEREO
ST MUTE
46
47
48
49
50
51
52
60
53
PB-A/B
+
–
14
IC801
POWER AMP
13
6
12
7
L
R
R CH
D831
M941
(FAN)
J1691
24
PROTECT
27
MC
22
CD-POWER
94
POWER
23
STBY-RELAY
PHONES
DOLBY
TYPE B
BIAS
OSC
Q621,622
IC611
R CH
HP101
PB HEAD
(DECK A)
L
R
RV311
IC601
R CH
L
R
3
1
IC602
4
REC/PB
EQ OUT
T621
REC BIAS
ERASE HEAD
ERASE BIAS
46
48
B IN
A IN
16
PB-A/B
EQ IN
38
36
RV301
REC LEVEL
39
REC OUT
BIAS SW
70
120
TC MUTE
AMS IN
59
56 NR-ON/OFF
55 R/PB/PASS
58
57
61
BIAS
REC MUTE
ALC
63 TC-RELAY
RST1(OPTSEL)
54
EQ-H/N
+12V
Q623
LIN
43
PB
24
18
20
22
40
25
PB OUT
LM ON/
OFF
BIAS ON/OFF
RM ON/OFF
ALC ON/OFF 15
NORM/
HIGH
PAS
DOL
P
R
REC/PB HEAD
(DECK B)
X
IC301
DOLBY NR
DOLBY NR
HRPE101
RV341
REC
BIAS
PLAYBACK
LEVEL
DECK A
RV301
PLAYBACK
LEVEL
DECK B
33
23
NR ON/
OFF
17
S1004
A CrO2
S1008
B CrO2
19
A 120/70 B NORM/CROM/
METAL
28 27
26
MS
4
+VH
D991-994
VFDP
REG.
Q981
–5V
B–
SWITCH
Q903,904
MD H+5V
RELAY
DRIVER
POWER
SWITCH
Q902
Q905,906
+5V
F2
B+
SWITCH
Q901,902
–5V
REG.
IC902
D995-998
–VH
D911
3
2
+5V
REG.
IC908
Q901
3
2
VREF
B+
SWITCH
Q910,911
+5V
REG.
IC901
3
1
JW914
JW911
JW921
+VL
–VL
D951
POWER
SWITCH
D +5V
(BD)
D +5V
B+
SWITCH
Q913
D504
D915
D916
D917
Q912
+10V
+5V
REG.
IC903
3
1
+10V
REG.
IC909
3
1
D901-904
MD3.3V
MDA3.3V
MD BUCKUP
+5.6V
IC910
+5.6V
REG.
3.3V
REG.
IC901
3
1
F1
JW915
F916
F917
T901
POWER
TRANSFORMER
T902
SUB
TRANSFORMER
POWER
SWITCH
Q921,922
TC +12V
+12V
REG.
IC905
3
1
LED +7V
M +7V
+7V
REG.
IC906
3
1
09
C
F911
T5AL
AC IN
F913
T2AL
F912
T2.5AL
F911
T4AL
VREF
MD-RESET
MD-
BUCKUP
OR
OR
SW MUTE
TA MUTE
RCH
34
SQ-DATA(X1-X2)
32
SENS
95
DB-DATA
1
DB-LAT
3
DB-CLK
2
SCOR
19
SQ-DATA-IN
CD-DATA
SQ-DATA
6
SQ-CLK
7
HOLD
97
XRST
TXB1(LDON)
OPTSEL
CTRL
SENS
DATA
XLT
CLK
SCOR
SUBQ
SCLK
LPH
XRST
LDON
100
31
US,AEP,UK,G,AED,CIS
US,AEP,UK,G,AED,CIS
E,MX,AR,HK,MY,SP,KR,AUS
E,MX,AR,HK,MY,SP,KR,AUS
E,AR,HK,
MY,SP
E,MX,AR,HK,MY,SP,KR,AUS
E,AR,HK,MY,
SP,AUS
E,AR,HK,MY,SP,KR
E,MX,AR,HK,
MY,SP
FEEDBACK
JW923
JW922
JW921
3
1
VOLTAGE
SELECTOR
230-240V
220V
120V
S901
AUS
KR
MX
US MODEL
EXCEPT US
RY901
3
5
IC502
OR
RESET
3
1
IC501
RESET
S100
D701,702
MD
SECTION
(Page 55)
SYSCON/
SERVO
SECTION
(Page 56)
CD
SECTION
(Page 54)
Summary of Contents for HCD-ZX50MD
Page 9: ...9 BD CD BOARD To repair the BD CD board remove the bottom plate Bottom view ...
Page 66: ...HCD ZX50MD 66 66 7 11 SCHEMATIC DIAGRAM MAIN 1 4 SECTION See page 65 for Printed WIring Board ...
Page 67: ...HCD ZX50MD 67 67 7 12 SCHEMATIC DIAGRAM MAIN 2 4 SECTION See page 65 for Printed WIring Board ...
Page 75: ...HCD ZX50MD 75 75 7 20 SCHEMATIC DIAGRAM AMP US AEP UK G AED CIS model SECTION ...
Page 77: ...HCD ZX50MD 77 77 7 22 SCHEMATIC DIAGRAM AMP E MX AR HK MY SP KR AUS model SECTION ...
Page 81: ...HCD ZX50MD 81 81 7 26 SCHEMATIC DIAGRAM SWITCH SECTION ...
Page 83: ...HCD ZX50MD 83 83 7 28 SCHEMATIC DIAGRAM CD MECHANISM SECTION 09 Page 68 Page 68 R S ...
Page 116: ...116 MEMO ...