PT-5V3T/5VMT
SYSTEM BOARD
HARDWARE SETUP
3-6
(R) CN17 CPU Cooling Fan Power connector
Pin # Assignment
●
1
1
Ground
●
2
2
+12V DC
●
3
3
Fan Sense Signal
(S) KEYLOCK Front Panel Power LED & Key-Lock connector
1
Pin # Assignment
●
1
Pullup (+5V DC for Power LED)
●
2
No Connection
●
3
Ground
●
4
Keyboard Lock
●
5
Ground
5
(T) SPEAKER
Speaker connector
1
Pin # Assignment
●
1
+5V DC
●
2
No Connection
●
3
No Connection
●
4
Speaker Data Signal
4
(U) RS
Reset Button connector
Open : No action
Short : System Reset
Pin # Assignment
Pin # Assignment
1
Ground
2
Reset Control
(V) HL
IDE HDD LED connector
Pin # Assignment
Pin # Assignment
1
Pullup (+5V DC)
2
Signal Pin
