Sony HCD-LF10 Service Manual ▷ View online
HCD-LF10
62
62
HCD-LF10
6-28. PRINTED WIRING BOARDS – KEY Section –
•
See page 29 for Circuit Boards Location.
: Uses unleaded solder.
VOL+
CL410
CL411
CL412
FUNCTION
CL404
CL403
CL402
CL401
CL400
CL405
CL406
CL413
CL414
CL415
CL416
VOL-
1
1
2
3
8
1
3
1
1
2
3
2
1
4
D472
(DISC IN)
D471
(STANDBY)
1
S401
1
2
17
18
DVD POWER
BOARD
CN304
J
1
2
A
B
C
D
E
F
G
H
3
4
5
6
7
8
9
10
11
12
IC401
IC402
(Page 55)
HCD-LF10
63
63
HCD-LF10
6-29. SCHEMATIC DIAGRAM – KEY Section –
•
See page 64 for Waveforms.
•
See page 66 IC Block Diagrams.
R424
R423
R426
R425
R413
R414
R415
R416
R412
R411
R420
R410
R433
D472
Q472
C403
C404
R472
IC401
R409
R471
C410
C415
C416
C413
C414
C471
R407
R402
R401
R408
C402
C412
C411
R421
R422
CL400
CL401
CL402
IC402
X401
R441
R440
R439
R438
R437
R436
R435
R406
R405
R404
R431
R432
L401
C406
C405
C401
C407
JW402
CN401
CN402
D471
CN310
CN311
C472
CN309
CL403
CL404
CL405
CL406
S401
S402
2.2k
2.2k
2.2k
2.2k
4.7k
4.7k
4.7k
4.7k
4.7k
4.7k
2.2k
4.7k
100
NSCW100
MUN2211T1
0.1
10
16V
330
QT1100
10k
1k
0.068
0.068
0.068
0.047
0.047
0.1
100
10k
100
10k
0.1
0.1
0.068
2.2k
2.2k
TK11145CSCL-G
12MHz
100
100
100
100
100
100
100
10k
10k
10k
100
100
1
1
100
6.3V
0.1
0
18P
8P
SEC1201C
2P
4P
0.1
3P
KEY-2
KEY-3
KEY-4
KEY-5
KEY-6
KEY-0
KEY-1
KEY-1
KEY-3
KEY-2
KEY-0
KEY-4
KEY-5
KEY-6
SNS3K
SNS3
SNS4
SNS4K
SNS5
SNS5K
SNS6
SNS6K
NC
NC
SNS7
SNS7K
SNS8
SNS8K
SNS9
SNS9K
VSS
CKEE
D0EE
TX
DIEE
CRDY
CSEE
RX
SCI-2
SCO-3
SCO-2
SCO-1
SCO-0
SCI-1
SCI-0
CMODE
SYNC
LED
RST
VDD
OSC1
OSC2
NC
NC
NC
NC
SNS0
SNS0K
SNS1
SNS1K
SNS2
SNS2K
EJECT KEY
STBY_LED
STBY_KEY
EJECT KEY
STBY_LED
STBY_KEY
STBY_LED
STBY_KEY
EJECT KEY
DISC_IN_LED
D GND
D GND
DISC_IN_LED
D5V
D GND
QU_TX
QU_RDY
QU_RX
QU_RST
QU_SYNC
QU_SO0
QU_SO1
QU_SO2
QU_SO3
QU_SI2
QU_SI1
QU_SI0
D+5V
D GND
D GND
DISC_IN_LED
D5V
D GND
LED DRIVER
FUNCTION
VOL+
VOL
−
TOUCH KEY DRIVER
+4.5V REGULATOR
(STANDBY)
(DISC IN)
D GND
10
µH
(Page 56)
HCD-LF10
64
64
HCD-LF10
•
Waveform
– RF Board –
1
IC001
el
(TE)
(DVD play mode)
50 mV/DIV, 5 ms/DIV
Approx.
100 mVp-p
100 mVp-p
2
IC001
r;
(FE)
(DVD play mode)
20 mV/DIV, 5 ms/DIV
Approx.
50 mVp-p
50 mVp-p
3
IC001
tj
(RFAC)
(DVD play mode)
500 mV/DIV, 100 ns/DIV
1.2 Vp-p
6.8
µ
s
4.2 Vp-p
qa
IC509
yg
(LRCK)
1 V/DIV, 2
µ
s/DIV
qs
IC509
yj
(BCK)
2 V/DIV, 50 ns/DIV
144 ns
4.8 Vp-p
qd
IC801
qd
(EXCKO1)
2 V/DIV, 20 ns/DIV
43.2 ns
5.2 Vp-p
qh
IC802
ql
(PBCK)
2 V/DIV, 200 ns/DIV
472 ns
4.5 Vp-p
qg
IC802
qj
(MCKOUT)
2 V/DIV, 20 ns/DIV
59.2 ns
4.6 Vp-p
qf
IC801
y;
(BCKAO)
2 V/DIV, 100 ns/DIV
354 ns
4.6 Vp-p
22.6
µ
s
4.3 Vp-p
qj
IC802
w;
(PLRCK)
2 V/DIV, 10
µ
s/DIV
qk
IC901
r;
(XTAL)
2 V/DIV, 20 ns/DIV
50 ns
3.6 Vp-p
ql
IC906
3
(MO1)
2 V/DIV, 10 ns/DIV
37 ns
4.3 Vp-p
w;
IC906
8
(XTO)
2 V/DIV, 10 ns/DIV
37ns
3.8 Vp-p
wa
IC906
9
(SO1)
2 V/DIV, 10 ns/DIV
29.6 ns
3.9 Vp-p
ws
IC906
q;
(SO2)
2 V/DIV, 10 ns/DIV
29.6 ns
4.2 Vp-p
– DMB07 Board –
wf
IC207
<zz.
(VDAC_4)
(DVD play mode)
200 mV/DIV, 20
µ
s/DIV
H
0.7 Vp-p
wd
IC906
qd
(SO3)
2 V/DIV, 10 ns/DIV
29.6 ns
4.2Vp-p
wg
IC207
<zxx
(VDAC_3)
(DVD play mode)
200 mV/DIV, 20
µ
s/DIV
H
0.7 Vp-p
wh
IC207
<zxb
(VDAC_2)
(DVD play mode)
200 mV/DIV, 20
µ
s/DIV
H
1 Vp-p
wj
IC207
<zx,
(VDAC_1)
(DVD play mode)
200 mV/DIV, 10
µ
s/DIV
H
0.8 Vp-p
wk
IC207
<zcz
(VDAC_0)
(DVD play mode)
200 mV/DIV, 10
µ
s/DIV
H
1.2 Vp-p
wl
IC207
<zvm
(XCK)
2 V/DIV, 20 ns/DIV
58.6 ns
4.6 Vp-p
22.6
µ
s
4.2 Vp-p
e;
IC207
<zv,
(LRCK)
2 V/DIV, 10
µ
s/DIV
ea
IC207
<zv.
(BCK)
2 V/DIV, 200 ns/DIV
472 ns
4.2 Vp-p
ra
IC301
ek
(X2)
1 V/DIV, 20 ns/DIV
50 ns
1.9 Vp-p
– DVD POWER Board –
65
HCD-LF10
– I/O Board –
ta
IC201
qh
(CR OUT)
(DVD play mode)
500 mV/DIV, 20
µ
s/DIV
H
1 Vp-p
ts
IC201
qk
(CB OUT)
(DVD play mode)
500 mV/DIV, 20
µ
s/DIV
H
1.3 Vp-p
td
IC201
w;
(CY OUT)
(DVD play mode)
500 mV/DIV, 20
µ
s/DIV
H
2 Vp-p
tf
IC201
wh
(C OUT)
(DVD play mode)
500 mV/DIV, 10
µ
s/DIV
H
1.3 Vp-p
ya
Q451, 452 (Base)
1 V/DIV, 5
µ
s/DIV
16.6
µ
s
2 Vp-p
ys
Q451, 452 (Collector)
10 V/DIV, 5
µ
s/DIV
16.6
µ
s
23.2 Vp-p
ua
IC401
ek
(OSC2)
2 V/DIV, 50 ns/DIV
84 ns
3.7 Vp-p
– DISPLAY Board –
– TOUCH KEY Board –
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