Dell D1626HT - UltraScan 1600HS - 21" CRT Display Manual de serviço - Página 24

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Dell D1626HT - UltraScan 1600HS - 21
D1626HT
— D BOARD (Conductor Side) —
5
4
3
A
B
C
D
E
F
G
• b
b
b
b
b
: Pattern from the side which enables seeing.
• b
b
b
b
b
: Pattern of the rear side.
– 30 –
2
1
D1626HT
• D BOARD SEMICONDUCTOR LOCATION
(d)
IC
D012
G–2
7
-COM,
7
D013
G–2
(
Conductor
)
(
Component
)
DEFLECTION
Side
Side
D014
G–2
7
7
D015
G–2
IC001
F–3
7
D016
G–3
IC002
F–3
D019
F–1
6
IC003
E–2
E–4
7
D020
G–5
IC004
G–3
3
D025
F–5
IC005
F–3
D026
G–3
6
IC006
G–1
G–5
6
D027
G–3
IC007
F–4
D028
G–2
6
IC008
E–2
E–4
D029
G–2
6
IC009
F–3
3
D032
F–3
IC010
F–5
D050
G–1
3
IC011
G–1
G–5
3
D501
B–5
IC013
G–3
D502
B–5
B–1
IC502
A–5
A–1
D503
F–5
3
IC505
E–4
D504
E–5
E–1
IC701
F–1
F–5
D505
D–4
D–1
IC702
G–5
G–1
D506
B–4
B–2
IC703
G–4
D507
B–4
B–2
IC901
A–2
D508
B–4
B–2
D509
E–5
E–1
TRANSISTOR
D510
D–4
D–2
D511
C–3
C–3
(
Conductor
)
(
Component
)
*
Side
Side
D512
C–4
C–2
3
2
D513
F–1
Q001
F–5
D514
A–5
A–1
Q003
F–1
1
3
2
D515
E–3
Q004
F–4
3
Q005
G–2
1
D516
E–3
D518
A–4
3
Q006
F–4
1
2
D519
C–5
C–1
Q007
F–4
D520
B–4
B–2
Q501
B–4
1
1
D521
B–2
3
Q502
B–4
3
1
D660
E–2
Q503
B–4
D701
F–5
3
Q504
F–5
1
3
1
D704
F–5
Q505
F–5
3
D705
F–1
Q506
F–5
F–5
D706
G–5
3
Q507
B–5
B–1
D709
G–5
G–1
Q508
D–5
D–1
Q509
E–4
1
D713
E–1
E–5
D714
E–1
E–5
Q510
E–4
1
D715
E–1
E–5
Q511
A–4
A–2
D718
E–5
3
Q512
E–3
2
2
D720
E–2
E–4
Q513
E–3
1
D721
E–1
E–5
Q517
E–5
D901
D–2
3
Q522
E–3
E–3
3
D902
A–3
Q523
E–3
E–3
D903
A–3
A–3
Q524
E–3
E–3
D904
A–3
3
Q525
E–4
E–2
3
D905
A–2
Q526
E–3
E–3
3
Q527
E–3
E–3
D906
B–2
D907
A–3
3
Q528
E–4
E–2
3
2
D908
A–3
Q660
E–2
D909
D–3
3
Q661
F–2
2
D910
C–2
C–4
Q701
E–1
E–5
3
D911
D–2
Q703
D–1
D–5
D913
A–3
3
Q704
D–1
D–5
D915
A–3
A–3
Q705
E–1
E–5
D916
B–3
B–3
Q706
E–1
E–5
D917
A–2
A–4
Q707
E–4
2
D919
A–3
A–3
Q708
E–2
E–5
3
Q901
D–2
1
D921
G–3
D922
B–2
3
Q902
A–3
2
3
1
D923
A–2
Q904
D–2
D924
F–2
3
Q905
D–2
1
D935
B–3
3
Q908
E–2
E–4
3
D1501
F–3
Q909
D–2
D–4
D1502
F–3
3
D1503
F–3
3
DIODE
(
Conductor
)
(
Component
)
*
CRYSTAL
Side
Side
D004
G–3
7
(
)
(
)
Conductor
Component
3
Side
Side
D009
G–2
3
X001
F–4
F–2
D010
G–2
*
: Refer to Terminal name of semiconductors in silk
screen printed circuit (see page 29)
NOTE:
The circuit indicated as left contains high voltage of over
600 Vp-p. Care must be paid to prevent an electric shock in
inspection or repairing.
– 31 –
D1626HT
— D BOARD (Component Side) —
1
2
3
A
B
C
D
E
F
G
b
b
b
• b
b
: Pattern from the side which enables seeing.
• b
b
b
b
b
: Pattern of the rear side.
– 32 –
4
5