Sony KP-44PS2 - Page 68

– 111 –
– 112 –
(e)
R/G/B/VM OUT, Y-C/J
– E BOARD – (Component Side)
1
A
B
2
(Conductor Side)
1
A
B
2
Schematic diagrams
< (ha) (hb) boards
IC
IC4301 B-1
TRANSISTOR
*
Q4301 A-2 1
Q4302 A-2 1
Q4303 B-1 1
Q4304 B-1 2
Q4307 A-1 2
Q4308 A-1 2
Q4310 A-1 2
Q4316 A-1 2
Q4317 A-1 2
Q4318 A-2 2
Q4320 B-2 1
Component
()
Side
Conductor
()
Side
• E BOARD SEMICONDUCTOR LOCATION
Component
()
Side
Conductor
()
Side
*
: Refer to Terminal name of
semiconductors in silk screen
printed circuit (see page 79)
Component
()
Side
Conductor
()
Side
Q4321 B-2 1
Q4322 B-1 2
Q4601 B-2 1
Q4602 A-1 1
DIODE
*
D4304 A-2 3
D4305 A-1 3
D4601 A-2 4
D4602 A-1 8
D4603 A-1 8
CRYSTAL
X4300 A-1
Component
()
Side
Conductor
()
Side
• E BOARD WAVEFORMS
!=!-
09
7
5432
0.6 Vp-p (H)
1
6
8
![
0.6 Vp-p (H) 5.0 Vp-p (H) 4.9 Vp-p (V)
1.5 Vp-p (V) 1.5 Vp-p (V) 5.7 Vp-p (H) 2.3 Vp-p (H)
2.3 Vp-p (H) 2.2 Vp-p (H) 2.3 Vp-p (H)
0.5 Vp-p (H)
0.1 Vp-p (503.5 kHz)