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System Connectors - Mitsubishi Electric Apricot LS 550 Owner's Handbook Manual

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I n s i d e t h e S y s t e m U n i t
Warning
Warning
Do not alter these links under normal circumstances as it could lead to
the destruction of the processor and/or other vital components on the
board.
Processor Speed
Pentium 100 MHz
Pentium 120 MHz
Pentium 133 MHz
Pentium 150 MHz
Pentium 166 MHz
Pentium 200 MHz

System Connectors

The following system connectors are 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.
This range of pins is not for jumpers, but is used to connect various
features around the system case to the motherboard.
A/6
LS/VS 550 OWNER'S HANDBOOK
Connector
PL2
PL4
PL6
Jumper Block PL32
BF0
BF1
2-4
1-3
4-6
1-3
4-6
1-3
4-6
3-5
4-6
3-5
2-4
3-5
Pins
Function
1 - 2
Left stereo speaker
5 - 6
Right stereo speaker
1 - 2
System standby restore switch
3 - 7
Infra-red controller
8 -11
Mono speaker
12-13
Message LED
1 - 4
HDD active light
5 - 9
Keylock (not fitted)
10-11
System in 'power standby' light
12-13
System hardware reset (not fitted)
FS1
FS0
7-8
11-12
9-10
11-12
7-8
11-12
9-10
11-12
7-8
11-12
7-8
11-12
ISA

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