Sony ZS-D55 (serv.man2) Service Manual ▷ View online
– 35 –
– 36 –
– 38 –
– 37 –
ZS-D55
6-5. SCHEMATIC DIAGRAM (MAIN SECTION)
Note:
• All capacitors are in
• All capacitors are in
µ
F unless otherwise noted. pF:
µµ
F
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
Note: The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
•
: B+ Line.
• Power voltage is dc 12V and fed with regulated dc power
supply from external power voltage jack.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM (COMMON), TAPE PLAY (TAPE SECTION)
(
no mark : FM (COMMON), TAPE PLAY (TAPE SECTION)
(
) : REC
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
• Signal path.
F
: FM
E
: PB
a
: REC
J
: CD
z
Refer to page 39 for Waveforms.
– 41 –
– 42 –
– 39 –
– 40 –
ZS-D55
r
Waveforms (CD Section)
1
IC701
ed
(RFO)
PLAY MODE
VOLT/DIV : 200 m V AC
TIME/DIV : 0.5
TIME/DIV : 0.5
µ
sec
0.7 – 1.1
Vp-p
Vp-p
2
IC701
6
(FEO)
PLAY MODE
VOLT/DIV : 0.2 V AC
TIME/DIV : 0.2 msec
TIME/DIV : 0.2 msec
3
IC701
rg
(TO)
PLAY MODE
VOLT/DIV : 0.2 V AC
TIME/DIV : 0.5 msec
TIME/DIV : 0.5 msec
4
IC702
wl
(PCO)
VOLT/DIV : 0.5 V AC
TIME/DIV : 1
TIME/DIV : 1
µ
sec
5
IC702
r;
(LRCKI)
VOLT/DIV : 1 V AC
TIME/DIV : 5
TIME/DIV : 5
µ
sec
6
IC702
ua
(XTAO)
VOLT/DIV : 0.5 V AC
TIME/DIV : 20 nsec
TIME/DIV : 20 nsec
0.6 Vp-p
0.7 Vp-p
2.2 Vp-p
5.75
µ
sec
4.8 Vp-p
22.75
µ
sec
2.0 Vp-p
16.44 MHz
Note:
• All capacitors are in
• All capacitors are in
µ
F unless otherwise noted. pF:
µµ
F
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
Note: The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
•
: B+ Line.
• Power voltage is dc 12V and fed with regulated dc power
supply from external power voltage jack.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : CD PLAY
no mark : CD PLAY
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
• Signal path.
J
: CD
6-6. SCHEMATIC DIAGRAM (CD SECTION)
r
Waveforms (MAIN Section)
1
ERASE HEAD
ATT : 1/10
VOLT/DIV : 1 V AC
TIME/DIV : 5
VOLT/DIV : 1 V AC
TIME/DIV : 5
µ
sec
2
3
4
Q304 COLLECTOR
VOLT/DIV : 5 V AC
TIME/DIV : 5
TIME/DIV : 5
µ
sec
5
Q302, 303 EMITTER
VOLT/DIV : 5 V AC
TIME/DIV : 5
TIME/DIV : 5
µ
sec
T301
ATT : 1/10
VOLT/DIV : 1 V AC
TIME/DIV : 5
VOLT/DIV : 1 V AC
TIME/DIV : 5
µ
sec
T301
VOLT/DIV : 2 V AC
TIME/DIV : 5
TIME/DIV : 5
µ
sec
25.8 Vp-p
16.65
µ
sec
61 Vp-p
16.65
µ
sec
13.7 Vp-p
16.65
µ
sec
17.6 Vp-p
16.65
µ
sec
17.6 Vp-p
16.65
µ
sec
– 43 –
– 44 –
ZS-D55
6-7. PRINTED WIRING BOARDS (CD SECTION)
Note:
• X
: parts extracted from the component side.
• b
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
D790
E-8
IC701
C-2
IC702
C-4
IC703
D-3
IC790
E-9
Q701
B-1
Ref. No.
Location
r
Semiconductor
Location
02
C711
2
3
4
5
6
7
8
9
10
11
A
1
B
C
D
E
F
IC702
IC703
IC701
G
JACK BOARD
CN401
(Page 33)
F
AUDIO BOARD
CNP308
(Page 32)
D
CONTROL BOARD
CN803
(Page 45)
M802
(SPINDLE)
M
M801
(SLED)
S801
(LIMIT)
S790
(CLOSE)
S791
(OPEN)
M
M790
(LOADING)
M
OPTICAL PICK-UP BLOCK
DAX-01A2
11
(11)
1-667-046-
11
(11)
1-667-045-
11
(11)
1-679-508-
IC790
1
5
10
15
20
21
6
1
5
1
3
1
1
5
R791
R778
(AUDIO BOARD)
CD BOARD
PICK-UP RELAY BOARD
LOADING BOARD
– 45 –
– 46 –
ZS-D55
6-8. PRINTED WIRING BOARDS (CONTROL SECTION)
Note:
• X
: parts extracted from the component side.
• b
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
D501
C-8
D502
C-12
D601
C-2
D602
C-6
D603
D-6
D604
D-2
D615
A-4
D616
B-5
D617
B-4
D618
B-4
D619
B-4
D620
A-4
D621
C-3
D802
E-3
D803
E-3
D804
F-2
D805
E-4
D807
E-3
Ref. No.
Location
r
Semiconductor Location
D808
H-2
D811
E-4
D817
I-1
D818
I-8
IC801
G-4
IC802
H-6
IC803
G-2
Q601
C-3
Q603
C-6
Q801
G-6
Q802
H-6
Q803
H-3
Q804
G-3
Q805
E-3
Q806
E-6
Ref. No.
Location
2
3
4
5
6
7
8
9
10
11
12
A
1
B
C
D
E
F
G
H
02
IC801
JW813
C827
C858
C859
JW839
C860
C861
C862
C863
C864
JW850
C826
C866
JW853
D805
JW854
JW836
JW821
JW820
JW809
R817
CNP806
JW801
C828
R860
JW845
JW824
C811
JW835
JW855
C810
R844
R829
JW808
C841
C842
C847
R897
C834
R836
R840
R803
JW832
R890
JW830
JW849
C853
JW833
JW848
C851
R808
R814
C823
C821
D808
R885
C835
JW823
R818
R845
S811
S812
S810
S809
L803
R864
JW846
JW847
CNP801
R838
R833
C815
C844
CNP803
R828
JW841
R822
R888
C822
C839
R866
JW856
R882
R875
R876
R877
R800
R820
R821
R824
R813
R807
CNP802
JW852
JW814
R839
JW816
JW837
C819
S814
S815
JW840
Q801
D803
D802
D811
R891
JW851
R880
R825
L809
R842
JW815
R879
C808
L810
R801
R823
C831
R826
R895
CNP805
R850
C809
R804
S813
R849
R848
D807
R831
Q805
R805
R834
R847
R899
C856
JW818
R889
C802
R827
R856
CN804
R843
R812
R851
R815
R887
R810
C836
R809
R862
C812
L802
X802
C825
JOG801
Q802
JW838
C818
C817
R835
IC803
R837
R853
R816
Q803
C850
JW803
C807
R852
C803
R819
C820
D804
R857
Q804
C813
X801
R892
R896
R881
JW843
C840
C837
C805
L801
C833
R841
C838
C832
JW826
JW828
JW822
JW844
C801
CN801
JW842
JW834
JW829
JW831
R859
R806
C867
C824
JW817
JW806
JW807
C855
JW827
R830
JW825
Q806
R874
R871
JW610
JW606
D621
R621
D617
D618
D615
D619
D616
S631
R627
R623
JW603
D603
R609
D601
D604
D602
JW611
R607
R606
R605
R604
R603
R602
R601
R614
R613
R612
R611
R610
Q603
R608
R622
JW604
Q601
JW608
JW605
R615
S630
S628
R616
S622
S623
S619
S620
S624
S629
S626
S625
D620
S618
S617
JW609
CN805
CN806
JW607
CNP807
CNP808
S507
R508
S501
S505
S504
S503
S508
R501
R502
R503
R504
R505
R506
R507
CN802
S506
JW501
JW502
D501
JW504
JW503
D502
SLEEP
CANCEL
ENTER
MEM
TIMER
MODE
DISPLAY
AUTO
PRESET
CD DUB
STANDBY
CLOCK
BAND
BAND
BAND
u
u
x
x
11
(11)
1-678-260-
D
CD BOARD
CN712
(Page 43)
2 3 1
IC802
CD OPEN/
CLOSE
Z
11
(11)
11
(11)
MEGA BASS
VOL –
VOL +
11
(11)
MD(LINE)
SOUND
POWER
1-678-259-
1-678-271-
1-678-270-
D817
(LCD BACK LIGHT)
(LCD BACK LIGHT)
D817
TEST-1
E
AUDIO
BOARD
CNP306
CNP306
(Page 33)
C
AUDIO
BOARD
CNP307
CNP307
(Page 33)
A
TUNER
BOARD
CNP1
(Page 51)
- .> +
D818
(LCD BACK LIGHT)
(LCD BACK LIGHT)
D818
1
4
OPR/
BATT
BATT
LCD801
11
(11)
1-678-272-
B
b
11
(11)
1-679-149-
11
(11)
1-679-150-
11
(11)
1-678-262-
M
m
N
n
S502
DIR
MODE
z/X
x
COUNTER RESET
1
4
1
4
1
4
M
+
1
4
– m
D615-620
(BACK LIGHT)
S627
S621
5
1
3
51
31
1
1
5
10
15
20
25
31
30
81
TEST-2
– . > +
AMS/PRESET/TIME SET
E C B
E C B
E
C
B
C
B
E
C
B
C
B
B C E
E
C
B
C
B
E C B
B C E
C601
R894
1
4
C849
C830
C852
TC KEY BOARD
TC LED (L) BOARD
TC LED (R) BOARD
TC/M BOARD
KEY BOARD
CONTROL BOARD
JOG LED 1 BOARD
JOG LED 2 BOARD
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