Keyboard Connectors; Power's Led, Key-Lock And Reset Button - Boser HS-5210 Manual

3.5 Keyboard Connectors

The HS-5210/5020 offers two possibilities for keyboard connections to
external PS/2 type keyboard at CN20, or an internal 5-pin header at CN1.
CN1 : 5-pin Header Keyboard Connector
??
PIN NO.
1
2
3
4
5
CN20 : 6-pin Mini-DIN Keyboard Connector
??
PIN NO.
1
2
3
4
5
6

3.6 Power's LED, Key-Lock and Reset Button

The following provides the pin information for Power's LED indicator,
Key-Lock and Reset Button connections from CN8, CN7 and JP8.
CN7 : POWER LED & KEYLOCK
??
PIN NO.
1
2
3
4
5
DESCRIPTION
KEYBOARD CLOCK
KEYBOARD DATA
N/C
GROUND
+5V
DESCRIPTION
KEYBOARD DATA
N/C
GROUND
+5V
KEYBOARD CLOCK
N/C
DESCRIPTION
POWER LED ANODE
NC
GROUND
KEYLOCK
GROUND
23