Sony KP-51DS1U, Service Manual

Page: 62 / 112

KP-51DS1U
K
RM-892
KP-51DS1U
K
RM-892
KP-51DS1U
K
RM-892
1 2 3 4 5 6 7
A
B
C
D
E
– 92 –
– 93 –
– 94 –
— E BOARD —
E
H DEFRECTION,
HV, DY DRIVE
• E BOARD WAVEFORMS
1
4.7 Vp-p (H)
2 3
4
8
9
0
2.5 Vp-p (H) 2.5 Vp-p (H)
2.4 Vp-p (H)
2.4 Vp-p (V) 2.4 Vp-p (V)
2.3 Vp-p (V)
qa
2.3 Vp-p (V)
5
2.2 Vp-p (H)
6
4.7 Vp-p (V)
qs
1.6 Vp-p (V)
qd
2.3 Vp-p (V)
qg
2.5 Vp-p (H)
7
2.5 Vp-p (V)
qf
1.4 Vp-p (V)
qh
89.5 Vp-p (H)
qj
10.9 Vp-p (H)
qk
1100 Vp-p (H)
ql
4.7 Vp-p (H)
w;
12.4 Vp-p (H)
wa
11.3 Vp-p (H)
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.
• E BOARD SEMICONDUCTOR LOCATION
DIODE
D501 B-3
D502 C-3
D503 A-5
D504 B-3
D507 B-3
D508 C-5
D509 C-5
D510 E-4
D511 B-5
D512 A-6
D513 C-6
D514 E-7
D515 C-7
D517 B-6
D519 E-2
D524 C-4
D527 B-4
D560 C-3
D701 B-1
D702 C-2
D820 C-1
D828 B-1
D829 A-1
D835 C-3
D840 A-3
D842 A-3
D845 A-3
D846 A-3
D850 B-1
IC
IC501 B-3
IC801 B-1
IC802 B-2
IC803 B-1
IC804 D-4
IC805 B-3
IC806 D-2
IC807 A-3
IC808 D-1
IC809 E-2
IC810 E-3
IC811 A-3
IC812 A-2
IC813 A-2
IC814 A-3
TRANSISTOR
Q501 E-5
Q502 D-5
Q503 A-6
Q504 A-6
Q505 B-5
Q506 A-6
Q507 A-6
Q508 B-3
Q701 C-2
Q702 C-2
Q801 A-1
Q802 B-1
Q803 A-1
Q804 A-1
Q805 B-1
Q806 A-1
Q808 A-1
Q809 E-2
Q810 E-4
*
: Refer to Terminal name of semiconductors
in silk screen printed circuit (see page 68)