Philips HTB5540D/94, Service Manual

Page: 53 / 59

Pin No Pin Assin Remarks Pin No Pin Assin Remarks
1 VCC_D 4.75-5.25V 1 AOSDATA0
2 GND 2 AOLRCK
3 GND 3 AOSDATA1
4 +12V 11.4-12.6V 4 AOSDATA2
5 +12V 11.4-12.6V 5 AOBCK
6
GND
7 AOMCLK I2S
Pin No Pin Assin Remarks 8
GND
1 MIC_in 9 AMP_SCL
2 AGND 10 AMP_SDA
3 MP3_R 11 GND
4 AGND 12 AMP_MUTE
5
MP3_L
13
AMP_RST
6
+12V_D
11.4-12.6V 14 3.3V 3.2-3.4V
7
BT_RESET
15
+12V_D 11.4-12.6V
8
IR_OUT
16
3.3V 3.2-3.4V
9
VFD_STB
17 +12V_D 11.4-12.6V
10
VFD_DATA
18
GND
11
VFD_CLK
19
GND
12 3.3V_STBY_MCU 3.2-3.4V 20
POWER_derating
13 GND 21
WL_RST
14
+12V_D
11.4-12.6V 22
WL_IRQ
15
GND
23
PDWN
16
-24V_D
-19.0--24.0V 24
MCU_CON_FAN
17
MIC_Detect
18 BT_STATUS
19 BT_ADUIO_EN
Pin No Pin Assin Remarks
20 PIO9 1 USB_VCCF 4.75-5.25V
21 PIO11 2 USBP1
22 PIO13 3 USBM1
23 T_SDA 4 GND
24 T_SCL
XP13--From Main Board Connect to Amp Board
I2S
IIC
XP6--From Main Board Connect to Front USB
High spped difference
Voltage for Connection
XP4--From Main Board Connect to Power Board
XP9--From Main Board Connect to Front Board
SPI
8-1