DOWNLOAD Sony CMT-GPX9DAB / HCD-GPX9 Service Manual ↓ Size: 4.16 MB | Pages: 70 in PDF or view online for FREE

Model
CMT-GPX9DAB HCD-GPX9
Pages
70
Size
4.16 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
cmt-gpx9dab-hcd-gpx9.pdf
Date
PREV: Sony CMT-GPX9DAB Service Manual

Sony CMT-GPX9DAB / HCD-GPX9 Service Manual ▷ View online

HCD-GPX9
41
41
HCD-GPX9
6-19. SCHEMATIC  DIAGRAM  – PANEL (2) Board –
C236
C136
CN311
R821
R822
R823
R824
R825
R826
R827
R828
S725
S724
S723
S722
S721
S720
S719
S718
CN803
S726
FB221
FB121
J321
D801
0.001
0.001
3P
220
330
470
680
1k
1.5k
2.2k
4.7k
5P
0
0
SLR325DC-P-T32
L_CH(HP)
R_CH(HP)
GND(HP)
KEY3
GND
KEY2
LED-CD+
LED-CD-
PHONES
(CD)
CD
REPEAT
PLAY MODE
CD
l
L
(Page 37)
(Page 39)
HCD-GPX9
42
42
HCD-GPX9
6-20. PRINTED  WIRING  BOARD  – POWER Board –
•
 See page 26 for Circuit Boards Location.
 : Uses unleaded solder.
•
Semiconductor
Location
Ref. No. Location
D901
C-7
D902
B-6
D903
B-6
D904
B-6
D905
B-6
D906
C-6
D907
C-6
D908
C-6
D909
C-6
D910
C-3
D911
B-5
D912
B-5
D913
C-3
IC901
C-3
IC902
C-3
IC903
C-4
        
JW913
JW
918
JW921
JW
919
JW925
JW931
JW932
JW935
JW936
JW911
JW916
JW915
JW
934
JW
917
JW933
JW912
JW
937
JW922
JW
914
JW929
JW
939
JW904
CN904
F902
JW
907
C907
JW902
F901
JW
906
T901
CN902
R901
D909
CN903
IC903
D908
D902
D903
D904
D905
D906
D907
C912
C909
C905
D913
RY901
C902
IC901
C904
C901
C903
CN901
C915
R909
D912
R902
D
911
D901
R903
C914
C913
R905
R904
D910
JW938
JW930
JW927
JW928
JW924
JW923
IC902
JW920
POWER BOARD
1-526-598-
11
(12)
AMP BOARTD
CN602
J
MAIN BOARD
CN307
G
NOT REPLACEABLE:
BUILT IN
TRANSFORMER
MAIN POWER TRANSFORMER
1
2
(AC IN)
2
1
SUB POWER
BLOCK
(2/2)
1
3
1
3
1
3
A
B
C
D
E
F
G
G
1
2
3
4
5
6
7
1
7
(Page 32)
(Page 36)
HCD-GPX9
43
43
HCD-GPX9
6-21. SCHEMATIC  DIAGRAM  – POWER Board –
The components identified by mark 
0
 or dotted
line with mark 
0
 are critical for safety.
Replace only with part number specified.
C903
IC902
C905
C904
R909
C915
C902
C901
D911
D912
R902
R901
C913
C914
R904
R903
C907
D903
D905
D904
D902
D906
D907
D909
D908
R905
JW906
D913
CN904
CN903
IC901
CN901
C912
T901
C909
D910
D901
JW902
JW904
JW939
F902
F901
CN902
RY901
JW907
470
10V
TA7807S
IC903
µPC3504AHF
3300
25V
470
10V
2.2k
10
50V
3300
25V
470
10V
1SS133T
-72
1SS133T
-72
1k
1k
0.1
0.1
0.22
0.22
0.1
1N4002
1N4002
1N4002
1N4002
1N4002
1N4002
1N4002
1N4002
3.3
1SS133T-72
2P
2P
TA7810S
12P
220
50V
0.1
10EDB40
∗
∗
UNREG HIGH
UNREG GND
TC MGND
CD M7V
CD MGND
D 4V
D GND
RELAY ON
FL AC
FL AC
FL -30V
UNREG HI
+POWER
-POWER
POWER GND
AC DETECT
TC M10V
GND HIGH
GND LOW
O
G
I
+10V REGULATOR
O
G
I
G
I
O
+4V REGULATOR
+7V REGULATOR
MAIN POWER
TRANSFORMER
BUILT IN TRANSFORMER
NOT REPLACEABLE:
∗
(AC IN)
BLOCK
SUB POWER
(2/2)
∗
F901,902
T3.15A 250V
D3SBA20
220V
1
7
(Page 35)
(Page 37)
HCD-GPX9
44
44
HCD-GPX9
•
Waveforms
Approx.
200 mVp-p
Approx.
400 mVp-p
0.7 Vp-p
59 
µ
s
3.4 Vp-p
21.2 
µ
s
12.4 Vp-p
21.2 
µ
s
2.6 Vp-p
30.4 
µ
s
3.2 Vp-p
62.6 ns
2 Vp-p
6.3Vp-p
2 s
– BD Board –
– MAIN Board –
1
IC101 
w;
 (TEI)
(CD Play Mode)
0.1 V/DIV, 2 ms/DIV
1
Q303, 304 (Collector)
(REC Mode)
5 V/DIV, 20 
µ
s/DIV
2
IC101 
ws
 (FEI)
(CD Play Mode)
0.1 V/DIV, 2 ms/DIV
2
Q303, 304 (Base)
(REC Mode)
1 V/DIV, 10 
µ
s/DIV
3
IC101 
ek
 (RFACO)
(CD Play Mode)
0.2 V/DIV, 0.5 
µ
s/DIV
3
IC306 
qa
 (XCOUT)
1 V/DIV, 10 
µ
s/DIV
4
IC101 
us
 (XTAO)
1 V/DIV, 0.1 
µ
s/DIV
4
IC306 
qd
 (XOUT)
500 mV/DIV, 20 ns/DIV
5
IC306 
of
 (TC END SW)
(Tape Play Mode)
2 V/DIV, 1 s/DIV
IC701
BA6956AN
1
2
3
4
5
6
7
8
9
CONTROL LOGIC
TSD
VREF
OUT2
OUT1
RNF
VM
VCC
FIN
GND
RIN
•
IC Block Diagrams
– DRIVER Board –
Page of 70
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