Dell D1626HT - UltraScan 1600HS - 21" CRT Display Manual de serviço - Página 28
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m of A Board
+5V
C101
0.01 B:CHIP
C402
C102
47
C305
47 16V
0.01
25V
B:CHIP
C201
0.01 B:CHIP
R338
D101
C202
8.2k
1SS226-TE85L
47 16V
D201
C301
CN402
0.01 B:CHIP
1SS226-TE85L
7P
C302
R138
WHT-L
47 16V
C205
R105
:S-MICRO
0.01
8.2k
47
B:CHIP
R238
:CHIP
NNECTOR
8.2k
R IN 2
1
R
R101
C105
NEL
R205
R GND 2
82
0.01
2
47
:RN
B:CHIP
:CHIP
G IN 2
3
G
R201
82
G GND 2
4
:RN
R305
NC
5
47
R401
:CHIP
0 :CHIP
B IN 2
6
B
R301
D301
B GND 2
7
82
1SS226-TE85L
:RN
R402
CN401
D102
0
6P
1PS226-115
:CHIP
5
4
3
2
1
WHT-L
R106
:S-MICRO
33
C401
10
9
8
7
6
HD15
:CHIP
10
15 14 13 12 11
R IN 1
1
R
R103
R206
R GND 1
75
33
R142
2
:RN
8.2k
:CHIP
G IN 1
3
G
R203
R306
75
G GND 1
4
33
D202
:RN
:CHIP
1PS226-115
B IN 1
5
B
R303
75
C103
B GND 1
6
:RN
0.01 B:CHIP
C104
R242
R342
47 25V
8.2k
8.2k
R403
470k
C203
:CHIP
VD
HD
B
G
R
D302
0.01 B:CHIP
C204
1PS226-115
5BNC
47 25V
R404
C303
470k
0.01 B:CHIP
:CHIP
C304
47 25V
CN403
8P
WHT-L
:S-MICRO
CLP
1
R422
LOWB_DET
2
100
:CHIP
C.BLK
3
R424
GREEN
100
4
:CHIP
GND
5
INPUT SW
6
R425
C429
47
10p
GND
7
:CHIP
CH:CHIP
VIDEO
8
R409
R426
C431
1k
TO D BARD
100
0.01
R407
:CHIP
:CHIP
B:CHIP
47k
CN506
:CHIP
R427
100
CN407
R408
:CHIP
100k
7P
:CHIP
R410
WHT-L
1k
C435
:S-MICRO
:CHIP
0.01
B:CHIP
ASC_SW
1
R446
OSD_SEL
2
100
:CHIP
MOSI
3
CLK
4
C416
47
DAC_SEL
5
25V
WAVEFORMS
HFBP
6
R435
VRET
7
1M
6
:CHIP
TO D BARD
R436
CN503
5.6k
C436
:CHIP
47p
R429
R438
CH:CHIP
100
1.5k
R439
:CHIP
:CHIP
1.5k
C440
:CHIP
C409
47p
C448
22p
CH:CHIP
H)
37.0 Vp-p (H)
R431
0.1
CH:CHIP
100
25V
C450
:CHIP
B:CHIP
22p
C438
CH:CHIP
7
47p
C447
CH:CHIP
R430
0.1 25V B:CHIP
100
:CHIP
C455
47p
CH:CHIP
R441
100
:CHIP
C442
47p
H)
CH:CHIP
35.0 Vp-p (H)
R432
100
:CHIP
C444
8
47p
CH:CHIP
R433
100
:CHIP
H)
35.0 Vp-p (H)
9
H)
37.0 Vp-p (H)
A
(VIDEO AMP,RGB OUT)
H)
– 44 –
All manuals and user guides at all-guides.com
IC401
IC402
5V
C412
+12V
M52348FP RGB PRE-AMP
M52722P RGB DRIVE
0.01
B:CHIP
STBY+5V
+12V
R475
R339
10k
R314
C322
10k
:CHIP
270
0.1
B_VCC1
C306
:CHIP
OSDBLK
:CHIP
25V
B_VCC2
0.01
OSD CONT
B:CHIP
B:CHIP
B_VCC1
R315
B_OUT
B_IN2
270
B_OUT
B_IN
:CHIP
C307
R328
C319
B_VCC2
0.1
1M
47
B_DRV
R327
G_VCC1
GND
25V
:CHIP
25V
B_HOLD
270
:CHIP
B:CHIP
NC
NC
C321
NC
R135
2SA1738
NC
C206
0.01
NC
330
R332
C308
0.01
B:CHIP
NC
:CHIP
R316
270
BUFFER
2.2
B:CHIP
47
:CHIP
G_IN2
Q202
NC
NC
NC
:CHIP
C330
2SC3545
5V
0.01
NC
R_VCC1
BUFFER
B:CHIP
NC
G_VCC2
B_OSD
R310
R239
OSDB_DRV
C222
0
C221
0.1
R235
:CHIP
R_IN2
C207
10k
B_GND1
0.01
25V
330
G_OUT
0.1
:CHIP
B_GND2
12V
B:CHIP
B:CHIP
:CHIP
R317
25V
G_VCC1
3.9k
H_IN2
R243
B:CHIP
C230
G_OUT
GND
560
0.01
:CHIP
G_IN
B:CHIP
G_VCC2
C208
:CHIP
R228
2.2
V_IN2
G_DRV
C311
R322
1M
R_VCC2
G_HOLD
4700p
:CHIP
G_OSD
B:CHIP
:CHIP
C121
OSDG_DRV
C488
GND
R_OUT
0.01
47
R323
G_GND1
G_GND2
C106
C107
B:CHIP
25V
B_IN1
0.01
0.1
R_VCC1
:CHIP
GND
B:CHIP
25V
R_OUT
R335
B:CHIP
R_IN
330
R_VCC2
:CHIP
GND
C108
G.SYNC
R128
R_DRV
2.2
1M
R_HOLD
R210
G_IN1
:CHIP
R139
NC
0
VCC
10k
NC
C122
:CHIP
:CHIP
0.1
NC
NC
NC
25V
NC
C130
NC
B:CHIP
0.01
NC
GND
C403
B:CHIP
NC
12V
HS.OUT
47
OSDR_DRV
25V
R_OSD
R_IN1
R473
NC
R421
VS.OUT
10k
R_GND1
180k
:CHIP
R_GND2
:CHIP
R216
H_IN1
MAIN CONT
GND
BLK
47
:CHIP
CLP
V_IN1
C410
BRT
SW
0.01
B:CHIP
R217
3.9k
:CHIP
C472
R477
R417
C453
22
22k
47k
0.01
C211
:CHIP
:CHIP
B:CHIP
4700p
B:CHIP
D402
UDZ-TE-17-5.1B
R116
R413
47
:CHIP
12V
4.7k
:CHIP
Q404
DTC124EKA
R117
C404
ASC SW
R416
R110
3.9k
R406
0
:CHIP
10
1k
1k :CHIP
:CHIP
C491
:CHIP
R434
0.01
4.7k :CHIP
B:CHIP
R412
R411
D401
1.5k
4.7k
MA111
D103
:CHIP
:CHIP
MA111
D403
Q405
Q401
C407 C408
R423
MA111
2SB709A
10 0.01
2SB709A
BUFFER
D303
D203
B:CHIP
47k
G SYNC
MA111
MA111
:CHIP
Q403
2SB709A
C405
10p CH:CHIP
G SYNC
C414
R415
33p
4.7k
Q402
CH:CHIP
:CHIP
R326
R308
2SC2412
100k
120k
G SYNC
:CHIP
:CHIP
R309
270k
:CHIP
C317
5V
0.01
L401
B:CHIP
100µH
STBY+5V
C446
IC404
IC410
0.1
LSC4380DW2EL
M62352GP-75ED
25V
B:CHIP
OSD
D/A CONVERTER
R226
VSSA
VSS
Vss
GND
R208
100k
120k
AO3
AO2
:CHIP
:CHIP
G2
VCO
R
AO4
AO1
R_CUTOFF
R209
270k
RP
G
AO5
MOSI
G_CUTOFF
:CHIP
AO6
CLK
B_CUTOFF
VDDA
B
C217
0.01
R_DRV
AO7
LD
B:CHIP
HFLB
FBKG
AO8
MISO
G_DRV
C451 C452
AO9
AO12
B_DRV
OSD_CONT
10 0.01
SS
INT
B:CHIP
AO10
AO11
BRT
CONT
MOSI
VFLB
VDD
Vcc
R126
100k
CLK
VDD
:CHIP
C466
C467
NC
NC
10
0.01
B:CHIP
C127
0.01
NC
NC
B:CHIP
+5V
NC
NC
NC
NC
NC
NC
PWM0
PWM1
C458
IC403
10
12V
FA4111
50V
C312
0.1
RGB OUT
25V
R122
B:CHIP
120
:CHIP
1
2
4
3
5
6
R123
120
:CHIP
(GND)
(GND)
C415
R313
47
22
1 2 3 4 5 6 7 8 9 10 11 12 13 14
100V
:CHIP
CN1
CN2
Q301
+80V
8P
8P
R304
C482
R222
100
0.1
C459
120
1
KB
KB
:CHIP
:CHIP
22
:CHIP
+200V
100V
FB301
GND
GND
2
R341
R302
C483
R320
0
R223
100
100
C489
0.1
100k
:CHIP
120
3
KG
KG
:CHIP
:CHIP
0.1
:CHIP
:CHIP
:CHIP
25V
C315
R311
4
GND
GND
0.22
B:CHIP
2.2k
R321
250V
:CHIP
100k
5
KR
KR
R241
R204
:CHIP
100
100
R202
R118
R112
6
GND
GND
:CHIP
:CHIP
100
2.2k
39
:RN-CP
D305
D304
:CHIP
:CHIP
7
HEATER +
HEATER +
1SS376
1SS376
R318
R312
L301
120
2.2k
47
R141
0.15µH
8
GND
GND
:CHIP
:RN-CP
100
:ALI
:CHIP
C310
C309
D306
120
1000p
33p
R319
1SS376
CH:CHIP
CH:CHIP
R104
R102
22
12V
100
100
:CHIP
D307
12V
:CHIP
:CHIP
R220
1SS376
100k
:CHIP
C212
R443
R214
0.1
470
C215
D206
R211
270
25V
:CHIP
0.22
R221
2.2k
:CHIP
B:CHIP
1SS376
250V
100k
:CHIP
:CHIP
R444
R215
2.2k
270
:CHIP
R219
FB201
D207
:CHIP
22
0
R227
:CHIP
1SS376
L202
D205
:CHIP
0.27µH
1SS376
270
:CHIP
D404
R213
R232
22
R119
1SS376
270
:CHIP
22
:CHIP
:CHIP
L201
D204
0.15µH
1SS376
Q201
:ALI
2SA1738
BUFFER
12V
R114
270
:CHIP
C112
0.1
R120
25V
L102
100k
R115
B:CHIP
0.15µH
:CHIP
270
:CHIP
R111
C115
FB101
D106
0.22
R121
0
R127
2.2k
1SS376
250V
100k
:CHIP
270
:CHIP
:CHIP
:CHIP
R113
R132
22
270
:CHIP
L101
C485
D105
:CHIP
D107
0.15µH
10
+200V
1SS376
1SS376
250V
Q101
:ALI
2SA1738
+200V
R334
100k :CHIP
BUFFER
R330
+80V
100k :CHIP
R333
R336
100k :CHIP
1k
D104
R329
:CHIP
B_CUTOFF
1SS376
1M :RN-CP
R337
C111
100k :CHIP
Q306
4700p
R367
B:CHIP
C320
2SA10910
1M :CHIP
2.2
BUFFER
200V
12V
R325
R331
56k
4
2.2k
Q305
:RN-CP
:CHIP
2
2SC4015
1
B CUT OFF
12V
3
AMP
11
IC409(1/4)
R340
R234
100k :CHIP
2.2M
LM324M-FL63
R230
:CHIP
B CUT OFF
100k :CHIP
R233
R236
100k :CHIP
R229
AMP
1k
G_CUTOFF
1M :RN-CP
:CHIP
R237
100k :CHIP
C434
Q206
12V
0.001
R267
2SA1091O
C220
500V
1M :CHIP
2.2
BUFFER
:B
200V
R470
4.7k
12V
:CHIP
R225
R231
56k
2.2k
Q205
:RN-CP
6
:CHIP
2SC4015
C487
C486
7
10
0.01
R CUT OFF
12V
5
B:CHIP
CONT
IC409(2/4)
R240
R134
100k :CHIP
R471
2.2M
LM324M-FL63
R130
6.8k
:CHIP
G CUT OFF
+200V
100k :CHIP
R133
R136
100k :CHIP
:CHIP
R129
AMP
1k
R_CUTOFF
1M :RN-CP
R137
:CHIP
100k :CHIP
Q106
R167
2SA1091O
C120
1M :CHIP
2.2
BUFFER
200V
12V
R125
R131
56k
2.2k
Q105
:RN-CP
9
:CHIP
2SC4015
8
R462
R CUT OFF
12V
10
47k
IC409(3/4)
CONT
:CHIP
LM324M-FL63
R108
R140
120k
R CUT OFF
2.2M
:CHIP
AMP
:CHIP
C424
Q408
15V
0.1
R454
C481
DTA124EKA
D407
R109
25V
10k
0.01
Q409
270k
SW
B:CHIP
:CHIP
MA111
B:CHIP
:CHIP
2SC2412K
SW
D409
D405
D406
R451
MA111
MA111
MA111
100
15V
:CHIP
Q407
C420
C421
R452
R453
2SC2412K
47
10
4.7k
10k
LOWB DET
:CHIP
:CHIP
R447
470
R450
:CHIP
18k
:CHIP
R448
R449
2.2k
10k
:CHIP
:CHIP
– 45 –
D1626HT
D1626HT
C
BLOCK
FOCUS2
TO D BOARD
R324
22 1/2W :SURGE
FOCUS1
T902(FBT)
R224
22 1/2W :SURGE
R124
22 1/2W :SURGE
1
SG301
2
RCV
3
V901
4
SK401
C419
PICTURE
1000p
5
H
500V
TUBE
FV
G1
6
FGND
H1
1
3
7
4
H2
8
FC
13
5
FB402
KB
KR
G2
G4
TO D BOARD
1.1UF
GND
KG
G1
GM
6
T902(FBT)
HV
GND
11
7
KR
7
10 9
8
GND
KG
TO D BOARD
G2
KB
FBT
8
9
SG201
SG101
SG403
SG402
R418
C417
220k
10000p
1/2W
2kV
F
(G2)
(G2)
G2
CN405
9P
C484
WHT-L
1000p
R478
FB406
500V
1
:S-MICRO
B
:FPRD
1.1UH
1
+200V
2
NC
+80V
3
IC406
C460
R479
FB405
TA7812S
PS401
1000p
1
1.1UH
4
GND
R461
1A
500V
:FPRD
12V REG
12V
100k
B
5
+15V
O
+12V
I
6
STBY+8V
G
C464
C465
C461
R480
7
GND
10
10
0.01
1
B:CHIP
:FPRD
8
NC
IC408
TA78L05S
9
HEATER+
5VREG
5V
TO G BOARD
O
+5V
I
CN672
C469
G
10
C468
C463
10
0.01
B:CHIP
CN406
2P
C471
WHT
1000p
FB403
500V
:VH
1.1UH
B
1KV
1
1KV
2
N.C.
R457
R459
R458
TO D BOARD
R456
10M
10M
2.2M
47k
1W
1W
1W
CN507
:CHIP
:RN
:RN
:RN
C479
C478
470p
4700p
:CHIP
2kV
F
12V
12V
Q410
C457
0.01
2SC4686A
D408
R442
B:CHIP
G2 CONT
MA111
2.2k
:RN-CP
R464
2.2k
13
:CHIP
R466
C454
14
10k
100
12
:RN-CP
25V
R428
1k
IC409(4/4)
12V
:CHIP
LM324M-FL63
R463
120k
G2 CONT
:CHIP
R419
33k
Q406
:RN-CP
DTA124EKA
R420
G2 CONT
47k
:RN-CP
B-SS9030<NH.>-A..
• A BOARD VOLTAGE LIST
Ref.
Pin No. Voltage [V]
Ref.
Pin No. Voltage [V]
IC402
1
1.1
E
6.8
3
2.8
Q106
B
112.6
4
3.7
E
113.3
9
1.1
12
2.8
Q201
B
2.7
13
3.8
E
3.5
14
1.1
17
2.8
Q205
B
7.4
18
3.9
C
109.9
23
1.1
E
6.8
25
3.3
26
0.7
Q206
B
109.9
27
2.4
E
110.4
28
1.2
Q301
B
2.7
35
4.4
E
3.4
37
2.7
40
4.4
Q305
B
7.4
42
2.7
C
113.1
49
4.4
E
6.8
51
2.7
52
2.1
Q306
B
113.1
E
113.7
IC403
1
3.4
2
2.8
Q401
B
3.6
3
53.6
C
0.7
5
52.7
E
4.3
6
2.9
7
3.4
Q406
B
7.9
8
9.8
E
9.0
10
9.8
Q410
B
9.7
11
3.5
C
484.0
12
2.9
E
9.1
13
52.3
SK401
KR
87.0
Q101
B
2.8
KG
87.0
E
3.5
KB
87.0
Q105
B
7.3
G2
474.0
C
112.6
H2
6.5
– 46 –