Ide's Led, Key-Lock And Reset Button; Extra Speaker Connector - IBM NuPRO-630 Manual

3.2 IDE's LED, Key-Lock and Reset Button

The NuPRO-630 h as one LED ( LD1 ) indicates out power-on status. And the
following provides the pin information for IDE's LED indicator, Key-Lock and
Reset Button connections from CN5, CN4 and CN2.
CN5 : IDE LED connector
l
PIN NO.
1
2
CN4 : POWER LED & KEYLOCK
l
PIN NO.
1
2
3
4
5
CN2 : RESET BUTTON
l
PIN NO.
1
2

3.3 Extra Speaker Connector

The NuPRO-630 has an on-board buzzer ( BZ1 ). And it also provides the CN3
in allows user to connecting to the external speaker.
CN3 : Speaker Connector
l
PIN NO.
1
2
3
4
3-2 Connection
DESCRIPTION
+5V
HDD ACTIVE#
DESCRIPTION
POWER LED ANODE
NC
GROUND
KEYLOCK
GROUND
DESCRIPTION
EXTERNAL RESET
GROUND
DESCRIPTION
SPEAKER SIGNAL
NC
GROUND
+5V