DOWNLOAD Sony CMT-HPZ7 / CMT-HPZ9 / HCD-HPZ7 / HCD-HPZ9 Service Manual ↓ Size: 8.18 MB | Pages: 110 in PDF or view online for FREE

Model
CMT-HPZ7 CMT-HPZ9 HCD-HPZ7 HCD-HPZ9
Pages
110
Size
8.18 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
cmt-hpz7-cmt-hpz9-hcd-hpz7-hcd-hpz9.pdf
Date
PREV: Sony DAV-LF10 Service Manual

Sony CMT-HPZ7 / CMT-HPZ9 / HCD-HPZ7 / HCD-HPZ9 Service Manual ▷ View online

73
73
HCD-HPZ7/HPZ9
HCD-HPZ7/HPZ9
7-17. SCHEMATIC DIAGRAM  — HEADPHONE SECTION —
67
67
71
C131
C231
C130
C230
R133
R841
R837
R836
R833
R835
R838
R839
R840
R232
R233
R132
FB221
FB321
D812
R834
S721
S722
S723
S724
S725
C136
C236
JR005
C101
C201
FB101
FB201
FB301
CN805
CN803
CN804
J321
FB121
J301
220p
50V
B
220p
50V
B
470p
50V
B
470p
50V
B
1k
470
470
220
220
220
100
220
220
47k
1k
47k
0
0
MC2840
220
EVQ11L05R
EVQ11L05R
EVQ11L05R
EVQ11L05R
EVQ11L05R
0.01
50V
0.01
50V
0
10
50V
10
50V
0UH
0UH
0UH
3P
2P
4P
0
74
74
HCD-HPZ7/HPZ9
HCD-HPZ7/HPZ9
7-18. PRINTED WIRING BOARD  — POWER BOARD —
•
 See page 55 for Circuit Boards Location.
 :Uses unleaded solder.
• Semiconductor
Location
Ref. No.
Location
D902
H-5
D903
H-5
D904
H-5
D905
H-5
D906
H-5
D907
H-5
D908
H-4
D909
H-4
D910
H-4
D911
D-5
D912
B-2
D913
B-2
D914
B-2
D915
B-2
D916
H-3
D917
G-4
D918
G-6
D919
G-5
Q901
G-5
Q902
G-5
Q903
G-5
1
2
A
B
C
D
E
F
G
H
I
3
4
5
6
7
E
11
1
E
E
H
MAIN
BOARD
CN314
(Page 66)
L
AMP
BOARD
CN602
(Page 68)
AEP,UK,CET,KR,AR
AEP,UK,CET,
KR,AR,AUS
US,CND,MX,TW,SP,E51
US,CND,MX,
TW,SP,E51
AC
IN
US,CND
T901
POWER TRANSFORMER
*:NOT REPLACEABLE:
   BULT IN TRANSFORMER
1
10
T902 SUB TRANSFORMER
SP,E51
SP,E51
SP,E51
S901
VOLTAGE SELECTOR
240V
220V
120V
MX,TW
EXCEPT SP,TW,
MX,E51
EXCEPT SP,E51
EXCEPT SP,E51
EXCEPT SP,E51
AUS
7
6
2
3
5
4
1
D914
D915
D913
D912
JW933
JW913
C915
CN905
C920
R904
JW906
C914
JW903
JW912
JW907
JW908
FH913
JW902
FH923
JW911
F903
JW904
JW901
RY901
JW905
D911
C919
CN901
R911
R910
D918
C904
R909
R907
R912
R905
Q903
D919
C901
Q901
R908
R903
D917
JW918
CN902
Q902
C902
C910
C916
JW917
C922
D905
D906
D907
C921
D909
D902
D903
D904
R901
R902
D908
C909
C907
D916
R906
C903
D910
R913
R915
R914
JW909
FH911
FH901
FH912
FH902
F901
C912
F902
JW910
C911
Ver. 1.1
75
75
HCD-HPZ7/HPZ9
HCD-HPZ7/HPZ9
7-19. SCHEMATIC DIAGRAM  — POWER BOARD —
67
69
AEP,UK,CET,
KR,AR
AEP,UK,CET,KR,AR,AUS
US,,CND,E51,MX,TW,SP
US,,CND,
E51,MX,
TW,SP
US,,CND,
E51,MX,
TW,SP
*F903
3.15A/125V:(HPZ7:CND)
6.3A/125V:(HPZ9:US,CND)
6.3A/125V:(HPZ9:US,CND)
T2AL/250V:(HPZ7:MX,TW,SP)
T4AL/250V:(HPZ7:AEP,UK,MX,TW,KR,CET,SP)
T5AL/250V:(HPZ9:KR,SP,E51,AR,AUS)
T2.5AL/250V:(HPZ9:SP,E51)
D916
R913
R907
R905
R909
R910
R911
C901
C903
D911
AUS
EXCEPT SP,E51
EXCEPT SP,E51
EXCEPT
SP,TW,
MX,E51
SP,E51
SP,E51
SP,E51
MX,TW
RY901
R902
R901
C919
C902
C904
C914
C907
C909
D917
D
918
C916
D902
D903
D904
D905
D906
D907
D908
D909
D910
D912
D913
D914
D915
FH913
FH923
FH901
FH902
FH911
FH912
CN902
CN901
JW901
JW904
JW906
JW907
T902
JW913
R912
R906
C910
C915
C920
R914
D919
Q901
R903
C921
R915
R904
C911
C912
F901
F902
JW911
F903
JW902
Q903
Q902
C922
R908
T901
CN905
MC2838
2.2
1/4W
100k
47k
10k
100
100
0.01
50V
F
0.01
50V
F
1SS355
POWER RELAY
1k
1k
1000
16V
ELEC
10
50V
10
50V
0.01
250V
0.1
50V
0.1
50V
UDZTE-17 33B
UDZTE-17 5.1B
3300
25V
1N4002B
1N4002B
1N4002B
1N4002B
1N4002B
1N4002B
1N4002B
1N4002B
1N4002B
1N4002B
1N4002B
1N4002B
1N4002B
10P
2.5MM
EH-S
11P
2.5MM
BOARD IN
4.7k
10k
2200
25V
0.1
0.1
0.1
1/2W
1SS355
KTA1266-GR-AT
4.7k
4.7
50V
0.22
1/4W
DTA1144KA
DTC1144KA
22
50V
22k
POWER
TRANSFORMER
2P
SUB TRANSFORMER
JW
JW
JW903
S901
240V
220V
120V
VOLTAGE SELECTOR
JW
JW
JW905
JW
JW
JW908
JW
JW
JW933
JW
2.2M
JW
JW
7
6
5
2
3
4
1
EXCEPT SP,E51
Ver. 1.1
76
76
HCD-HPZ7/HPZ9
HCD-HPZ7/HPZ9
• IC Block Diagrams
– BD Board –
IC402  BA5947FM-E2
1
LEVEL SHIFT
MUTING
D
15
16
+
–
+
–
D
D
17
18
D
19
20
VREF
21
22
23
24
25
26
27
28
PREVCC
OPOUT
OUTVREF
CH4CAPA
CH4IN
CH3FIN
CH3RIN
GND
MUTE
POWVCC
CH3OUTF
CH3OUTR
CH4OUTF
CH4OUTR
OPIN
–
2
OPIN+
INTERFACE
14
13
D
12
11
D
10
9
8
7
6
CH2FIN
CH2RIN
GND
5
4
CH1FIN
CH1RIN
VREFIN
POWVCC
CH2OUTR
CH2OUTF
CH1OUTR
CH1OUTF
INTERFACE
D
D
3
SW
INTERFACE
IC602  RT8H015C-T112-1
IC601
STK433-060 (HPZ7:CND)
IC601
STK433-070 (HPZ7:AEP,UK,CET)
IC601
STK403-090-S (HPZ9)
PRE DRIVER
IC CH1
1
2
3
4
5
6
7
8
9
10
11
12
PRE DRIVER
IC CH2
BIAS CIRCUIT
–VCC (–VP)
+VCC (+VP)
CH1 OUT
CH2 OUT
+PRE
SUB
GND
CH1 IN
CH1 NF
ST BY
CH2 NF
CH2 IN
C4
C2
C1
C3
TR4
TR6
TR3
TR2
TR5
TR1
R5
R6
R1
R2
R3
R4
R7
R8
SUB
1
2
3
OCP
VP
OUT
OVER LOAD
DETECT
DC
DETECT
4
CT
5
GND
6
VCC
– AMP Board –
• Waveforms
– MAIN Board –
1
  IC306 
qa
 (XCOUT)
50 mV/DIV, 20 
µ
s/DIV
2
  IC306 
qd
 (XOUT)
63.6 ns
1.7 Vp-p
50 mV/DIV, 20 ns/DIV
31.25 
µ
s
1.4 Vp-p
– AU-TC Board –
3
  Q321  collector
        (TAPE REC mode)
13.6 
µ
s
8.8 Vp-p
5 V/DIV, 5 
µ
s/DIV
4
 IC201 
u;
 (RFACO)
      (CD PLAY mode)
200 mV/DIV, 500 ns/DIV
5
 IC201 
<z/,
  (XTAO)
      (CD PLAY mode)
1 V/DIV, 20 ns/DIV
6
 IC201 
1
 (LRCK)
      (CD PLAY mode)
1 V/DIV, 10 
µ
s/DIV
7
 IC201 
5
 (BCK)
      (CD PLAY mode)
1 V/DIV, 200 ns/DIV
0.5 to 1.3 Vp-p
59.4 ns
2.3 Vp-p
22.8 
µ
s
3.3 Vp-p
472 ns
3.3 Vp-p
– BD Board –
Page of 110
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