Sony HCD-EC50 - Page 17

1717
HCD-EC50
HCD-EC50
TRANSISTOR board
AMP board
GUARD (B) board
(E3, SP, KR, AUS models)
MAIN board
JACK board
PANEL board
PT board
BD83S board
• Circuit Boards Location •Waveforms
– MAIN Board –
1 IC801 w; (XOUT)
13.3 µ s
2.2 Vp-p
5 V/DIV, 10
µ s/DIV
2 IC701 qd (X0A/P90)
30.5 µ s
2.5 Vp-p
1 V/DIV, 10
µ s/DIV
3 IC701 od (X0)
239 ns
2.9 Vp-p
1 V/DIV, 100 ns/DIV
4 IC201 u; (RFACO)
(CD PLAY mode)
200 mV/DIV, 500 ns/DIV
5 IC201 <z/, (XTAO)
(CD PLAY mode)
1 V/DIV, 20 ns/DIV
6 IC201 1 (LRCK)
(CD PLAY mode)
1 V/DIV, 10 µ s/DIV
7 IC201 5 (BCK)
(CD PLAY mode)
1 V/DIV, 200 ns/DIV
0.5 to 1.3 Vp-p
59.1 ns
3.3 Vp-p
22.7 µ s
3.3 Vp-p
472 ns
3.4 Vp-p
– BD83S Board –
– PANEL Board –
Ver. 1.3