3-3
Safety Information and Technical Specifi cations
3-3 SATA-M35S Front Jumpers and Pin Defi nitions
JP28
JP18
JP25
Figure 3-2: SATA-M35S Front Jumpers
Jumper Settings
Jumper
Jumper Settings
Note
JP18
Open (jumper off): Buzzer enabled
Closed (jumper on): Buzzer disabled
Buzzer reset*
JP28
1-2: Fan enabled
2-3: Fan disabled
Fan jumper
JP25
Open (jumper off): 45ºC
1-2: 50ºC
2-3: 55ºC
Overheat temperature set-
tings. Buzzer activated at
the temperature indicated.
*The buzzer sound indicates that a condition requiring immediate attention has
occurred.
The buzzer alarm is triggered by the following conditions:
Hard drive failure
1.
Fan failure
2.
System temperature over 45º, 50º or 55º Celsius.
3.
