Sony MDS-JB920 Service Manual page 46

MDS-JB920
• Waveforms
– BD board –
1 IC101 1, 2 (I, J) (Play mode) 5 IC121 @¶ (LRCK)
0.46 Vp-p
2 IC101 4 (A) (Play mode) 6 IC121 @• (XBCK)
0.1 Vp-p
3 IC101 8, 9 (E, F) (Play mode) 7 IC121 @ª (FS256)
0.06Vp-p
4 IC121 !§ (OSI) 8 IC121 (º (FS4)
3.1 Vp-p
22.581 MHz
– MAIN board –
1 IC200 2 (BCK)
3.2 Vp-p
44.1 kHz
350 ns
2 IC200 4 (LRCK)
3.8 Vp-p
2.822 MHz
23 µ s
3 IC200 @• (XOUT)
3.8 Vp-p
11.29 MHz 45 MHz
4 IC200 $£ (256FSO)
3.2 Vp-p
176.4 kHz
89 ns
– 53 –
5 IC200 $º (64FSO)
3.4 Vp-p
5.2 Vp-p
350 ns
6 IC100 0 (LRCK1)
3.5 Vp-p 3.7 Vp-p
23 µ s
7 IC100 !¡ (BCK1)
5.9 Vp-p 3.4 Vp-p
350 ns
8 IC800 !¡ (XT-OUT)
4.8 Vp-p
3.5 Vp-p
32.768 kHz
– DISP board –
9 IC800 !£ (XOUT)
1 IC771 ^§ (OSCO)
3.5 Vp-p
Approx. 2.5 MHz
7 MHz
2 IC771 ^∞ (OSCI)
Approx. 2.1 MHz
– 54 –
3.9 Vp-p
0.6 Vp-p