Philips HTD5540/12 Service Manual page 46

Voltages for per connect pin
XP751 from main board to power board
Pin No.
1
2
3,4,7,8,9
5,6
10,11,12
XP221 from main board to FB board
PIN NO.
1
2
3
4
XP82 from main board to FB board
Pin No.
1
2,9,11,13,
3
4
5
6
7
8
10
12
14
XP135 from main board to Loader
Pin No.
1
2
3
4
5
6
8-1
Pin Assign
AMP_ON/OFF
+P_12V
GND
M_5V
PVDD
PIN Assign
VCC‐USB
GND
USB_DM
USB_DP
Pin Assign
P+5V
GND
M+5V
VCLK
VDAT
VSTB
IR_IN
POWER_K
MP3_L
MP3_R
MIC
Pin Assign
SP‐
SP+
HOME
GND
SLED‐
SLED+
Remark
AMP_ON/OFFsignal
12V
GND
5V
34V
Remark
5V
GND
USB D‐
USB D+
Remark(Voltage on operation )
5V
GND
5V
SPI signal
SPI signal
SPI signal
IR signal
Power ON/OFF Control signal
MP3 input
MP3 input
MIC input
Remark
SP‐ signal
SP+ signal
HOME signal
GND
SLED‐ signal
SLED+ signal