Philips DVP3800 Service Manual page 32

A
Main Board Circuit Diagram:KOK & USB I/F
1
2
AKIN1
3
4
A
6-5
B
01UKOKIFT-201
Karaoke input interface with MPEG IC,for ZORAN platforms.
C49 C49
R477 R477 100/NC 100/NC MIC
1
2
3
+12VA
1uF/NC 1uF/NC
XP476 XP476
C478 C478 C479 C479 3PIN*2.0mm/NC 3PIN*2.0mm/NC
0.1uF/NC 0.1uF/NC
3300pF/NC 3300pF/NC
B
C D
01UKUSBIFT-101
M5V
PBSS5320 PBSS5320
F221 F221 FUSE(500MA) FUSE(500MA)
Q221 Q221
R221 R221 180 180
USB_CON R222 R222 180 180
VCC_USB
1
2
USB_DM
3
USB_DP
4
C221 C221
XP7 XP7
USB CONNECTOR USB CONNECTOR
0.1uF 0.1uF
D9 D9 D10 D10
ESD0603 ESD0603 ESD0603 ESD0603
USB HOST Interface and Control Circuit.
Note:Q221 use PBSS5320(BJT teansistor) after Year 2009.
C D
6-5
E
USB_DP
USB_DP 4
USB_DM
USB_DM 4
USB_CON
USB_CON 3
USB Interface
AKIN1
AKIN1 4
E
1
2
3
4