AlphaPC 164LX Connector Pinouts 4–9

Speaker Connector Pinouts

4.12 Speaker Connector Pinouts

Table 4–12 shows the speaker connector pinouts.

4.13 Microprocessor Fan Power Connector Pinouts

Table 4–13 shows the microprocessor fan power connector pinouts.

Table 4–12 Speaker Connector Pinouts (J20)
Pin Signal Name
1SPKR Speaker output
2Gnd
3Gnd
4Gnd
Table 4–13 Microprocessor Fan Power Connector Pinouts (J18)
Pin Signal Name
1 +12 V dc
2FAN_CONN_L Fan connected
3Gnd
4.14 Power LED Connector Pinouts

Table 4–14 shows the power LED connector pinouts.

Table 4–14 Power LED Connector Pinouts (J24)
Pin Signal Name
1POWER_LED_L Power LED input
2Gnd
3NC —
4NC —
5NC —