Sony HCD-LF10 Service Manual page 65

– I/O Board –
IC201 qh (CR OUT)
ta
(DVD play mode)
1 Vp-p
H
500 mV/DIV, 20 µ s/DIV
IC201 qk (CB OUT)
ts
(DVD play mode)
1.3 Vp-p
H
500 mV/DIV, 20 µ s/DIV
IC201 w; (CY OUT)
td
(DVD play mode)
2 Vp-p
H
500 mV/DIV, 20 µ s/DIV
IC201 wh (C OUT)
tf
(DVD play mode)
1.3 Vp-p
H
500 mV/DIV, 10 µ s/DIV
– DISPLAY Board –
Q451, 452 (Base)
ya
2 Vp-p
16.6 µ s
1 V/DIV, 5 µ s/DIV
Q451, 452 (Collector)
ys
23.2 Vp-p
16.6 µ s
10 V/DIV, 5 µ s/DIV
HCD-LF10
– TOUCH KEY Board –
IC401 ek (OSC2)
ua
3.7 Vp-p
84 ns
2 V/DIV, 50 ns/DIV
65