Compaq AlphaPC 164LX - Manual (Page 32)

4–10 AlphaPC 164LX Connector Pinouts
EIDE Drive LED Connector Pinouts
4.15 EIDE Drive LED Connector Pinouts
Table 4–15 shows the EIDE drive LED connector pinouts.
4.16 Reset Button Connector Pinouts
Table 4–16 shows the reset button connector pinouts.
4.17 Halt Button Connector Pinouts
Table 4–17 shows the halt button connector pinouts.
Note: The Halt button is not used with the Windows NT operating system.
4.18 Soft Power Connector Pinouts
Table 4–18 shows the soft power connector pinouts.
Table 4–15 EIDE Drive LED Connector Pinouts (J25)
Pin Signal Name
1 HD_ACT_L Hard drive active
2 HD_LED_L Hard drive LED input
Table 4–16 Reset Button Connector Pinouts (J21)
Pin Signal Name
1 RESET_BUTTON Reset system
2 Gnd —
Table 4–17 Halt Button Connector Pinouts (J22)
Pin Signal Name
1 HALT_BUTTON Halt system
2 Gnd —
Table 4–18 Soft Power Connector Pinouts (J1)
Pin Signal Name
1 Input System power on/off
2 Gnd —