User guide

CommPlete 4000 Server SBC, Model IPC-551 27
Hardware Configuration
7 P 5 20 GND
8 P 6 21 GND
9 P 7 22 GND
10 ACK 23 GND
1 1 BUSY 2 4 GND
12 PE 25 GND
13 SLCT 26 NC
2-20 External Speaker Connector
1
SPK
Figure 2-32: External Speaker Connector
SPK : External Speaker Connector
The pin assignments are as follows:
PIN SIGNAL FUNCTION
1Vcc
2 Ground
3NC
4 Speaker Signal