HP LH4r HP Netserver Service Handbook, Volume 2 - Mid - Page 38

Connector, Number

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System Board Connectors, Switches, and Jumpers The table below explains the system board markings for all connectors. Connector IDE disk drive cable Keyboard Serial (2) Video PCI slots EISA/ISA slots Fans A, B Power supply on A Power supply PS3: J20 P4: J122 PS4: J17 Processor board slot Fast/Ultra SCSI Port A Jumper (No jumper = Ultra) System ROM System Switches Flexible disk drive Mouse Parallel Battery A Battery B Control panel Remote Assistant I2C 1 I2C 2 J24 SCSI Port A Connector Color/Monochrome Power supply on B -3v Power Module Number J9 J1 J2 J3 J11- J14 J6- J7 J34, J35 J26 PS1: J19 PS2: J19 J18 J36 U39 SW1 J15 J1 J3 J30 J31 J28 J25 J23 J26 J16 J27 J21 30

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30
System Board Connectors, Switches, and Jumpers
The table below explains the system board markings for all connectors.
Connector
Number
IDE disk drive cable
J9
Keyboard
J1
Serial (2)
J2
Video
J3
PCI slots
J11— J14
EISA/ISA slots
J6— J7
Fans A, B
J34, J35
Power supply on A
J26
Power supply
PS1: J19
PS2: J19
PS3: J20
P4: J122
PS4: J17
Processor board slot
J18
Fast/Ultra SCSI Port A Jumper (No
jumper = Ultra)
J36
System ROM
U39
System Switches
SW1
Flexible disk drive
J15
Mouse
J1
Parallel
J3
Battery A
J30
Battery B
J31
Control panel
J28
Remote Assistant
J25
I
2
C 1
I
2
C 2
J23
J24
SCSI Port A Connector
J26
Color/Monochrome
J16
Power supply on B
J27
-3v
Power Module
J21