Philips DVP2898 Service Manual page 35

6-7
Main Board Circuit Diagram:USB I/F
5
D
C
B
A
5
4 3
TP14 TP14
AKIN1 C49 C49 R477 R477 100 100 MIC
1uF/16V/Y5V 1uF/16V/Y5V
3300pF/50V/X7R 3300pF/50V/X7R
C479 C479
M5V
F221 F221
VCC_USB
Q221 Q221
PNP_PBSS5320T PNP_PBSS5320T
PTC/1.5A/6V PTC/1.5A/6V
C221 C221
R221 R221 180 180 100pF/50V/NP0 100pF/50V/NP0
USB_CON R222 R222 180 180
USB_DM USB_DMO
USB_DP USB_DPO
D11 D11
D12 D12
ESD_8KV ESD_8KV ESD_8KV ESD_8KV
USB HOST Interface and Control Circuit.
Note:Q221 use PBSS5320(BJT teansistor) after Year 2009.
4 3
2
TP15 TP15
USB_DMO
4
USB_DMO
USB_DPO
4
USB_DPO
USB_DP
USB_DP 4
USB_DM
USB_DM 4
MIC
3
MIC
VCC_USB
VCC_USB 3
USB_CON
USB_CON 3
USB Interface
AKIN1
4
AKIN1
2
6-7
1
D
C
B
A
1