A-N (Alcatel, ..., NEC) cell phones and Smartphones connectors  > Acer pinouts
Pin Nr.
 
Classification
 
Pin Name I/O Description
 
26
 
POWER  
 
GND
 

 
Signal ground, Battery charging ground
 
25
 
GND
 
Signal ground, Battery charging ground
 
24
 
GND
 
Signal ground, Battery charging ground
 
23
 
GND
 

 
Signal ground, Battery charging ground
 
22
 





RS232
 

 
COM_DCD
 
I
 
Full Function UART Data-Carrier-Detect. Connect to +5v to turn on RS-232.
 
21
 
COM_DSR
 
I
 
Full Function UART Data-Set-Ready
 
20
 
COM_RXD
 
I
 
Full Function UART Receive
19
 
COM_RI
 
I
 
Full Function UART Ring Indicator
 
18
 
COM_CTS
 
I
 
Full Function UART Clear-to-Send
 
17
 
COM_DTR
 
O
 
Full Function UART Data-Terminal-Ready
 
16
 
COM_TXD
 
O
 
Full Function UART Transmit
 
15
 
COM_RTS
 
O
 
Full Function UART Request-to-Send
 
14
 
USB CLIENT
 
IO_DEV_USBN
 
I-O USB Client Device D - (negative) signal
 
13
 
USB CLIENT
 
IO_DEV_USBP I-O USB Client Device D + (positive) signal
 
12
 
USB HOST
 
IO_HOST_USBN I-O USB Host Device D - (negative) signal
11
 
USB HOST
 
IO_HOST_USBP I-O
 
USB Host Device D + (positive) signal
10
 
POWER out
 
VBUS
 
O
 
Provide power to USB device (PDA is host) (+)
 
9
 
POWER in
 
USB_CHARGE
 
I
 
Charge battery via USB from external computer
(PDA is client). Two types of charging current :
100mA or 500mA depending on your power supply (+)
 
8
 
POWER in
 
USB_CHARGE I
 
7
 
N.C.
 

 

 

 
6
 
EXT SPKR
 
SPCAROUT
 
O
 
Speaker signal output to accessory
 
5
 
EXT SPKR DET
 
CARDETECT
 
I
 
Detection : Turns off internal speaker if external is present
 
4
 

POWER  

  +ADAP

I
 
Positive terminal of DC adaptor that powers the internal charging circuit of Li-Ion battery. The approved power supply is 5.0V ? 5% @ 2A
3
 
+ADAP I
 
2
 
+ADAP I
 
1
 
+ADAP I
 
This pinout may be incorrect in case of USB HOST connection used.
Pins 5,6 are not connected on Acer n30.


 

USB cable pinout

USB Pin USB Signal Acer pin(s)
1 USB +5V 18,19,24,25,26
2 USB D- 13
3 USB D+ 14
4 Gnd/shield 1,2,3
4 pin USB A plug connector layout
4 pin USB A plug connector
at the interface cable
26 pin LG cell phone proprietary of Acer N30, N35, N310, N311, N50  connector layout
26 pin LG cell phone proprietary connector
at the PDA
According to 24 reports in our database (19 positive and 3 negative) this pinout should be correct.

Is this pinout
Acer N30, N35, N310, N311, N50 visual pinout:
Acer N30, N35, N310, N311, N50  diagram
click to enlarge
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