Sony HCD-GTR33 Service Manual page 39

• Waveforms
– DMB19 Board –
IC101 0 (XTALO)
1
216.7 mVp-p
58.6 ns
100 mV/DIV, 20 ns/DIV
IC101 <zzv (GPIO)
2
766.7 mVp-p
43.3 ns
200 mV/DIV, 20 ns/DIV
IC101 <zzb (GPIO)
3
3.2 Vp-p
353 ns
1 V/DIV, 100 ns/DIV
IC101 <zz. (GPIO)
4
3.5 Vp-p
23.3 s
1 V/DIV, 10 s/DIV
– MAIN Board –
IC401 qa (XC-OUT)
5
2.67 Vp-p
29.3 ns
2 V/DIV, 20 s/DIV
IC401 qd (X-OUT)
6
300 mVp-p
293 ns
200 mV/DIV, 100 ns/DIV
HCD-GTR33/GTR55/GTR77
– HUB Board –
IC1501 es (XTAL2)
7
20 ms
1 V/DIV, 10 ms/DIV
4.5 Vp-p
39