User guide

2-10 Chapter 2: Hardware information
Internal connectors (continued)
11. Front panel audio connector (10-1 pin FP_AUDIO1) 2-32
12. Internal audio connectors (4-pin CD1, AUX1, MODEM1) 2-32
13. CPU and system fan connectors
(3-pin CPU_FAN1/2, REAR_FAN1/2, FRNT_FAN1/2) 2-33
14. System panel connector (20-pin PANEL) 2-33
- System Power LED (3-pin PLED) 2-34
- Message LED (2-pin MLED) 2-34
- System warning speaker (4-pin SPKR) 2-34
- Hard disk activity (2-pin HD_LED) 2-34
- Power switch / Soft-off switch (2-pin PWR_SW) 2-34
- Reset switch (2-pin RESET) 2-34
- System Management Interrupt (2-pin SMI) 2-34