System Board Jumpers And Switches; Processors - HP LC2000r - NetServer - 128 MB RAM Handbook

System Board Jumpers and Switches

The following table explains all connector points, sockets, and switches on the system board.
Num.
J1 Keyboard
J3 Video Connector
J5 Serial A
J7 Parallel
J13 Optional Battery
J15 Power Connector
J17 Embedded AT (IDE) Controller Hard
Drive Connector
J19 HD Activity Light
J24 CPU Fan Connector (**)
J26 Speaker Connection
U18,
SCSI Terminator
U19
U80, Video DRAM Sockets
U81
(*) make sure pins 1 and 2 are jumpered
(**) not used at this time

Processors

Processor HP or Intel P/N
486/33DX D2169A (HP)
OverDrive/33 D2172A (HP)
i486DX2/66 A80486DX2-66
SX OverDrive/66 ODP486SX-66
DX OverDrive/66 ODPR486DX-66
DX OverDrive/66 ODP486DX-66
50
Purpose
Pin Type
DX
487
DX
487
DX
487
Num.
J2 Mouse Connector
J4 External SCSI connector
J6 Serial B
J8-J12 Accessory Boards Slots
J14 Internal SCSI Connector
J16 Flexible Disk Drive Connector
J18 Control Header (*)
J20-J23 Memory Sockets (SIMMs)
J25 Control Panel Connection
U87 ZIF Microprocessor Socket
SW1 System Board Switches
Switch Block SW1
Switch 6 Switch 7
OFF ON
ON OFF
OFF ON
ON OFF
OFF ON
ON OFF
Purpose