Reference Designators Continued

 

Designator

Component

J74

Line-out jack

J75

Headphone jack

J76

Volume control

J77

Double-stacked headphone/microphone connector

 

Top

Microphone

 

Bottom

Headphone

J78

Double-stacked line-in/line-out connector

 

Top

Line in

 

Bottom

Line out

P1

P/S connector

P2

Second P/S connector (as required)

P3

Third P/S connector (as required)

P5

Main Power HDD LED connector

P6

Speaker connector

P7

Audio connector (from CD-ROM

P8

Second fan connector

P9

WOL connector (NIC cable)

P10

Diskette drive connector

P11

Second Audio connector

P15

AUI connector

P20

Primary IDE connector

P21

Secondary IDE connector

P22

CD-ROM connector

P25 - P26

Video memory upgrade connector

P30

Primary SCSI connector

P31

Secondary SCSI connector

P53

First serial port

P54

Second serial port

P70

Processor fan header

P89

Floating Serial Port Connector

P100

ITP connector

SW50

Clear CMOS switch

XMM1

Memory slot. The first slot populated (DIMM1 or RIMM1) and tested.

XMM2 - XMM5

Following memory slots

XU1

Primary processor socket

XU2

Secondary processor socket

XU15

ROM socket

G-2System Board and Riser Board Reference Designators