3 system board layout – Compaq 4000N User Manual
Page 25
Technical Reference Guide
Compaq Deskpro 4000N and 4000S Personal Computers
First Edition -September
2-7
2.3.3
SYSTEM BOARD LAYOUT
Item
Function
1
Graphics monitor connector (J2)
2
Top, Mouse interface connector; Bottom, keyboard connector (J9)
3
NIC AUI connector header (P15)
4
NIC RJ-45 connector (J5)
5
Serial interface connector (P24)
6
Parallel interface connector (J3)
7
Universal serial bus connectors (J6)
8
Power supply connector (P17)
9
RTC/CMOS Battery
10
RTC/CMOS battery replacement header (P14)
11
Power switch, PWR/HD LED cable connector (P16)
12
Processing frequency configuration switch (SW1)
13
CD-ROM connector (P25)
14
Secondary IDE connector (P21)
15
Primary IDE connector (P20)
16
Diskette drive connector (J1)
17
Microprocessor (in type 7 socket)
18
DIMM sockets (J7, J8)
19
CD-ROM drive connector P25 audio out (J11)
20
Riser card connector (J4)
Figure 2–5. System Board Layout, Component Side
System Board
p/n 006582-xxx (4000S)
or
p/n 007602-xxx (4000N)
1
3
4
5
2
8
11
12
14
10
18
9
20
6
7
13
17
15
16
19