I n s i d e t h e S y s t e m U n i t

System connectors

There are three system connectors used to connect various features to the motherboard. You should not normally need to disturb these connections but if they become loose you may need to re-attach them. The following table shows how these connectors are used in an Apricot 340 computer.

Connector

Pins

Function

 

 

 

PL24

3 & 4

HDD activity LED

 

5 to 13

Unused

 

 

 

PL28

1 to 7

Unused

 

8 to 10

System fan, slow mode

 

11 to 13

System fan, full speed mode

 

14 & 17

Mono speaker (VS models)

 

 

 

PL2

1 & 2

Left stereo speaker (MS/LS models)

 

5 & 6

Right stereo speaker (MS/LS models)

A/6 APRICOT 340 OWNER’S HANDBOOK