![background image](http://html.mh-extra.com/html/sony/hcd-vx550/hcd-vx550_service-manual_420909027.webp)
HCD-VX550
27
27
7-6. SCHEMATIC DIAGRAM VIDEO (2/2) BOARD
• Refer to page 29 for Waveforms.
• Refer to page 54 for IC Pin Function Description.
• Refer to page 47 for IC Block Diagram. • Refer to page 28 for Printed Wiring Board.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark :VIDEO CD PLAY
∗
: Impossible to measure
IC504
+3.3V REG
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