Sony DAV-LF1 / HCD-LF1 Service Manual ▷ View online
53
53
HCD-LF1
HCD-LF1
6-18. PRINTED WIRING BOARD — DVD-POW SECTION —
:Uses unleaded solder.
• See page 33 for Circuit Boards Location.
• Semiconductor
Location
Ref. No.
Location
D301
F-6
D302
F-6
D303
G-6
D311
G-6
D312
C-6
D313
G-6
D314
F-8
D315
G-7
D316
C-9
D901
F-4
D911
F-2
D921
E-2
D931
F-5
D961
G-3
IC301
B-8
IC302
C-6
IC303
B-6
IC901
E-4
IC902
F-2
IC903
E-2
IC904
F-5
IC906
G-3
Q301
B-7
Q302
A-9
Q303
A-8
Q304
C-9
Q305
C-9
Q306
C-8
Q307
B-9
Q308
C-8
Q309
C-9
Q401
C-10
Q402
B-10
Q901
E-4
Q911
G-2
Q921
F-2
IC301
IC303
IC302
IC904
IC901
IC906
IC902
IC903
41
56
40
58
60
1
1
1
(TEST MODE)
(CHASSIS)
2
4
3
3
5
E
1
1
2
2
4
4
5
5
E
E
(CHASSIS)
US,CND,RU,
AUS,E41,EA,
MX
AUS,E41,EA,
MX
FAN CONTROL
BOARD
FAN CONTROL
BOARD
E
E
FAN
14
1-864-885-
14
1-864-885-
EXCEPT
AEP,UK
AEP,UK
1
2
A
B
C
D
E
F
G
3
4
5
6
7
8
9
10
Q921
Q911
R923
C916
C913
R911
R914
C914
R921
R924
C924
JW902
C902
C923
C912
C917
D911
R912
R913
L912
L911
L921
C927
C922
D921
D961
D901
C919
JW901
C918
L922
C907
Q901
R903
C906
L902
C904
R901
C903
R927
R926
R925
L901
FB340
FB341
FB342
FB343
FB344
FB345
FB337
FB335
FB339
FB352
FB354
FB356
FB348
FB360
FB314
FB317
FB319
FB321
FB323
D931
R379
R380
R381
R378
C300
D302
D303
D301
R351
D313
D311
D315
FB305
FB306
FB307
FB308
FB309
FB310
FB311
FB312
FB329
FB324
R307
R306
R308
FB325
FB326
FB327
FB328
FB330
FB331
FB332
FB333
R313
R314
R311
R312
R309
R310
R315
R316
R337
R336
R327
R328
R329
R382
R383
R384
R366
R367
R374
R375
R305
R303
R390
R391
R398
R399
D314
S301
EPT302
EPT301
CN902
CN305
CN304
FB334
FB336
FB338
FB351
FB353
FB355
FB357
C928
C929
C930
C935
CN901
CN910
C911
C910
C931
C933
C932
C934
L925
FL302
FB303
FB304
FB301
FL301
FB302
C301
C314
C312
C311
C313
R352
R353
C303
C304
C342
R354
R347
R348
R389
R393
R392
R357
R355
D312
R361
R368
R359
R394
R358
R365
R364
R363
R362
C307
Q301
R300
X301
C310
R326
R346
R323
R322
R321
R335
R318
R319
FB347
FB346
FB313
FB315
FB316
FB318
FB320
FB322
C302
CN301
CN302
R356
C306
CN303
CN300
C308
R330
R331
R377
C309
C305
R304
R301
R317
R325
R341
R340
R339
R369
R368
C315
R373
R372
Q308
R376
D316
Q305
Q304
Q309
R338
Q307
R349
Q303
Q302
Q306
R370
R385
R386
C316
C318
C317
R388
R324
R350 R395 R387
R334
R333
R332
R371
R344
R343
R342
CN401
CN402
D401
Q402
Q401
C402
C403
R403
R402
R405
R406
R407
R409
R410
R411
TH401
Ver. 1.2
54
54
HCD-LF1
HCD-LF1
6-19. SCHEMATIC DIAGRAM — DVD-POW SECTION (1/2) —
•
See page 62 for Waveform.
•
See page 81 for IC Pin Function Description.
59
R356
Q301
R355
R354
C342
Q302
R301
R323
R326
FB341
FB342
FB343
FB344
FB345
D311
FB324
FB328
FB327
FB325
FB326
FB329
FB330
FB331
FB332
FB333
R332
C302
C301
FB312
EPT302
C398
R367
R366
R372
R374
R375
R348
Q305
Q304
R385
R386
C316
C315
R333
R334
R382
R383
R384
D
313
D312
C312
C311
C303
C304
C306
C307
C308
C309
C305
C314
R340
R339
R338
FB334
FB335
FB336
FB337
FB338
FB339
FB323
FB322
FB321
FB320
FB319
FB318
FB317
FB316
FB315
FB314
FB313
FB305
FB306
FB307
FB308
FB309
FB310
FB311
FB346
FB347
FB348
FL302
FL301
FB303
FB304
FB302
FB301
R398
R399
R342
R343
R
344
FB351
FB352
FB353
FB354
FB355
FB356
FB357
R
365
R
364
R
363
R
362
R
361
R
360
R
359
R
358
R357
R369
R368
R324
D302
D301
R347
R378
R387
C313
R379
R380
R381
D303
R373
Q303
FB360
FB340
R337
R371
R370
Q306
R377
D314
R388
Q307
R389
R392
R393
R
394
C300
Q308
Q309
C317
R350
R341
R349
R351
R352
R353
R303
R305
R321
R390
R
39
1
R318
R319
D315
IC302
D316
R376
R395
CN303
CN300
CN304
C318
R
331
R
3
29
R
3
30
R
328
R
327
CN305
R336
R300
C310
R
346
CN301
CN302
R
3
22
R
325
R31
7
R335
R
31
6
R
315
R
314
R
31
3
R
312
R
31
1
R
310
R
30
9
R
308
R
307
R
30
6
R
304
S301
IC303
IC301
EPT301
X301
10k
2SC2712
47k
47k
0.22
MUN2211T1
100
100
100
0
0
0
0
0
MMDL914T1
0
0
0
0
0
0
0
0
0
0
3.3k
100
16V
16V
100
16V
16V
0
XX
100
100
100
100
100
100
2SC2712
2SC2712
470k
47k
0.1
0.01
B
3.3k
3.3k
100
100
100
M
M
D
L914T1
MMDL914T1
0.1
B
10
16V
100
16V
16V
10
16V
0.01
B
0.1
B
0.1
B
0.1
0.1
B
0.1
B
100
100
100
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0UH
(2012)
0UH
(2012)
0
0
0
0
0
0
10k
10k
10k
0
0
0
0
0
0
0
100
100
100
1
00
100
100
100
100
100
100
100
10k
MMDL914T1
MMDL914T1
100
0
47k
10
16V
100
100
100
MMDL914T1
0
MSB709
0
0
10k
MUN2211T1
10k
MMDL914T1
10k
MUN2211T1
10k
10k
10k
10k
0.22F
2SC2712
2SC2712
0.1
47k
1k
10k
68k
22k
100k
22k
22k
4.7k
4.7k
4.7k
10k
10k
MMDL914T1
SN74LVC3G34DCUR
NEW
MMDL914T1
47k
150k
12PIN
FFC-L
8PIN
FFC-L
18PIN
FFC-L
0.1
100
100
100
100
100
7P
CT-L
100
22k
0.1
B
0
9P
PH-L
12PIN
SR-L
4.7k
100
0
100
1
00
100
100
1
00
100
100
1
00
1
00
100
100
1
00
100
(TEST MODE)
SN74LVCU04A
PWR
-M57-3BA-A
20MHz
∗
∗
∗
∗
1.5k : AUS
1k : EA
No MT : AEP,UK
150 : RU
1k : MX,E41
4.7k : AUS,EA
,MX,E41
,TW
Ver. 1.2
55
55
HCD-LF1
HCD-LF1
6-20. SCHEMATIC DIAGRAM — DVD-POW SECTION (2/2) —
FAN CONTROL
R903
Q901
R913
IC901
Q911
R923
D
92
1
Q921
IC903
C910
C903
C906
R901
JW901
JW902
C904
C902
C931
C932
C933
C934
D931
C907
C913
C914
C912
C917
C923
R921
C924
C922
C918
C928
C919
C929
C927
L902
R914
C916
L912
L922
R924
D961
C930
C935
C911
L925
CN902
L
9
01
D
9
0
1
L
91
1
L
92
1
R
9
11
R
9
12
D
9
11
CN901
CN910
IC904
R925
R926
R927
IC902
IC906
100
MUN2213
100
SI-8120JF
MUN2213
100
1
1
E
Q
S
0
4
MUN2213
SI-8033S
100
16V
16V
1000
16V
100
16V
16V
0
2012
0
0
0.001
50V
B
1000
16V
22
10V
100
6.3V
0.1
2012
B
0.1
2012
B
10EDB40
0.1
2012
B
1000
16V
0.001
50V
B
1000
16V
0.1
2012
B
1000
16V
180
2012
0.001
50V
B
1000
16V
1000
16V
100
6.3V
0.1
2012
B
0.1
2012
B
0.1
2012
B
2.4k
2012
2012
100
16V
16V
3.3k
2012
2012
10EDB40
0.1
2012
B
22
10V
0.1
B
3225
4PIN
PH
1
1
E
Q
S
0
4
18
0
56
0
1
1
E
Q
S
0
4
8PIN
PH-L
2P
PH-L
150
2012
150
2012
150
2012
SI-8050S-LF1101
CN402
CN401
Q401
Q402
TH401
C402
R402
R406
R405
R407
C403
D401
R409
R410
R411
R403
2P
PH-L
2P
PH-L
2SD1624-T-
TD
2SC2712
1608
B
0.1
B
10k
1k
2.2k
22k
0.1
B
MM3Z6V2ST1
150
150
150
30k
56
56
HCD-LF1
HCD-LF1
6-21. PRINTED WIRING BOARD — DISPLAY SECTION —
:Uses unleaded solder.
• See page 33 for Circuit Boards Location.
D451
D452
D453
D454
C453
R471
C462
CN451
D461
D462
D463
D464
C465
R461
R462
C466
Q462
Q463
Q464
C467
R463
R464
C468
FLG401
C457
C456
C458
C459
C455
C469
C451
R465
R466
R467
R468
R469
R460
R459
R458
R457
R456
R455
R452
R454
R453
R451
C460
C461
C454
D455
FB460
FB451
FB452
FB453
FB454
FB455
FB456
FB457
FB458
FB459
L452
L451
T451
Q451
Q452
C452
Q461
1
2
A
B
C
D
3
4
5
6
7
8
9
10
11
12
53
• Semiconductor
Location
Ref. No.
Location
D451
B-2
D452
B-2
D453
B-2
D454
B-2
D455
B-10
D461
B-6
D462
B-6
D463
C-6
D464
D-6
Q451
B-11
Q452
B-11
Q461
B-7
Q462
B-7
Q463
C-7
Q464
D-7
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