Sony HCD-GV10AV Service Manual ▷ View online
HCD-GV10AV
29
29
7-11. SCHEMATIC DIAGRAM – VIDEO Board (2/2) –
•
See page 31 for Waveforms.
•
See page 55 for IC Block Diagrams.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark :VIDEO CD PLAY
no mark :VIDEO CD PLAY
∗
: Impossible to measure
(Page 28)
HCD-GV10AV
30
30
7-12. PRINTED WIRING BOARD – VIDEO Board –
•
See page 25 for Circuit Boards Location.
• Semiconductor
Location
(Side A)
(Side A)
Ref. No.
Location
D301
B-5
D501
D-2
D502
H-1
IC101
H-5
IC401
B-2
IC504
G-5
IC505
D-4
IC507
D-6
IC509
G-6
Q301
B-5
Q304
C-2
Q306
B-5
Q307
B-4
Q308
B-4
Q310
B-3
Q502
D-2
• Semiconductor
Location
(Side B)
(Side B)
Ref. No.
Location
IC501
E-3
IC502
G-3
IC506
E-5
Q302
B-5
Q303
C-2
Q453
A-3
Q454
A-3
Q531
D-2
MAIN BOARD
CN701
BD
BOARD
CN101
MAIN BOARD
CN411
W
C571
V
(Page 40)
(Page 26)
(Page 40)
HCD-GV10AV
31
31
• Waveforms
– VIDEO Board –
– VIDEO Board –
1
IC501
5
5 Vp-p
22.8
µ
s
4.4 Vp-p
472 ns
4.8 Vp-p
16.7 ms
2
IC501
qd
3
IC502
qd
(XOUT)
5
IC502
rg
(BUS)
4
IC502
qg
(XIN)
4.8 Vp-p
472 ns
4.8 Vp-p
22.8
µ
s
8
IC505
yl
(Y-OUT)
(VIDEO CD Play mode)
1.7 Vp-p
H
7
IC505
5
(CD-LRCK)
5.2 Vp-p
60 ns
q;
IC505
ih
(DA-XCLK)
9
IC505
ug
(C-OUT)
(VIDEO CD Play mode)
H
0.5 Vp-p
3.1 Vp-p
16.7 ms
4.3 Vp-p
8.7 ms
6 Vp-p
22.6
µ
s
qs
IC505
<z/n
(VCK-IN)
qd
IC505
<z/,
(DA-LRCK), IC509
ql
(LRCK)
4.8 Vp-p
472 ns
qf
IC505
<zzz
(DA-BCK), IC509
qj
(BCK)
qg
Q301 (Base)
(VIDEO CD Play mode)
(VIDEO CD Play mode)
1.8 Vp-p
H
4.9 Vp-p
37 ns
qk
IC509
4
(MCKO)
H
1 Vp-p
0.9 Vp-p
H
6
IC505
3
(CD-BCK)
qh
Q303, 304 (Base)
(VIDEO CD Play mode)
(VIDEO CD Play mode)
qj
Q308 (Base)
(VIDEO CD Play mode)
(VIDEO CD Play mode)
4.8 Vp-p
30 ns
5.1 Vp-p
59 ns
w;
IC509
wa
(768FSO)
ql
IC509
w;
(384FSO)
wa
IC509
wf
(XT2)
wd
IC401
8
(VIN 2)
(VIDEO CD Play mode)
1.8 Vp-p
H
1 Vp-p
H
ws
IC401
5
(VOUT 2)
(VIDEO CD Play mode)
wf
IC401
1
(VIN 1)
(VIDEO CD Play mode)
1 Vp-p
H
2 Vp-p
H
wg
IC401
4
(VOUT 1)
(VIDEO CD Play mode)
wh
J301
3
(COUT)
(VIDEO CD Play mode)
wj
J301
4
(YOUT)
(VIDEO CD Play mode)
H
1 Vp-p
1.7 Vp-p
H
4.3 Vp-p
8.7 ms
wk
IC504
6
(VIDEO CD Play mode)
5.2 Vp-p
60 ns
wl
IC504
8
(VIDEO CD Play mode)
e;
IC504
qs
(VIDEO CD Play mode)
2.8 Vp-p
60 ns
VIDEO CD Play mode:
When the track number 34 (Full Field Color Bar (75%)) of the test
disc played.
When the track number 34 (Full Field Color Bar (75%)) of the test
disc played.
TEST DISC: HLV-401 (TGIS-3)
Part No. 4-978-510-01
(
)
4.1 Vp-p
100 ns
3.3 Vp-p
100 ns
qa
IC505
od
(PGIO2/VSYNK/CSYNK)
1 Vp-p
37 ns
HCD-GV10AV
32
32
B
MAIN BOARD
CN412
7-13. PRINTED WIRING BOARDS – CD MOTOR Section –
•
See page 25 for Circuit Boards Location.
(Page 40)
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