
HCD-VX550
25
25
7-4. SCHEMATIC DIAGRAM BD BOARD
• Refer to page 29 for Waveforms.
• Refer to page 45, 46 for IC Block Diagrams.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : CD STOP
(
) : CD PLAY
The components identified by
mark
!
or dotted line with mark
!
are critical for safety.
Replace only with part number
specified.
(Page 26)
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299