Motherboard Components
P4DC6+ Quick Reference
Front Panel Functions
1. 6 SCA Ultra160 hot-swap drive bays
2. 1 slim CD-ROM
3. Floppy drive
4. 1 x 5.25" drive bay
5. Overheat: Indicates an overheat condition in the system
6. NIC1: Indicates network activity on LAN1 when flashing
7. HDD: Indicates IDE channel activity.
8. Power: Indicates power is being supplied to the system's
power supply units
Two continuity memory modules must be installed in Bank 1 if only one pair of RAMBUS modules is installed in Bank 0.
*
1
System Board
2
BIOS
3
RAID Port
4
JWOR
5
JPA1 SCSI Terminator
6
JPA2 SCSI Terminator
7
JP34
8
WOL
9
AIC-7899
10, 11
CH FAN1, CH FAN2
12
Ultra160 LVD SCSI CHA
13
Ultra160 LVD SCSI CHB
14
Ultra SCSI CHB
15
ICH2
16, 17
IDE#1, IDE#2
18
JBT1
19
P64H
20
CH FAN3
21, 22
CPU#1, CPU#2
23
JF1
24
Floppy
25
JP38
26
CH FAN4
27
ATX Power
28
JP37 Power Fail Signal Conn.
29
J24 (8-pin 12V conn.)
30, 31
CPU FAN1, CPU FAN2
32
J23 (4-pin 12V conn.)
33
JP39
34
JPWAKE
35
JP36
36
MCH
37
Mouse and Keyboard Ports
38
2 USB Porta
39
Parallel Port, COM1, COM2
40
LAN
41
AC97' Audio CODEC
42
OH FAN
43,44
Rambus Bank 0
*
45,46
Rambus Bank 1
*
47
AGP Pro Slot
48,49
2 64-bit PCI (66MHz)
50,51,52,53
4 32-bit PCI (33MHz)
54
JP35
55
CD1, CD2
56
JP4
57
J20
58
J29
5 6 7 8
1
2
4
3
Jumper Description
Default Setting
JBT1
CMOS clear Pins 1-2 (Normal)
JP2, JP2A1 Manufacturer setting Pins 1-2 (Auto)
JPA1, A2 SCSI termination Open (Enabled)
JPA3 64-bit PCI speed select Open (66 MHz)
JP4
Onboard audio Pins 1-2 (Enabled)
JP35 LAN enable/disable Pins 1-2 (Enabled)
JP34
SCSI enable/disable Pins 1-2 (Enabled)
JP36
Manufacturer setting Pins 1-2 (Enabled)
JP38 Third power supply fail alarm Open (Disabled)
JP39 USB wake up Pins 1-2 (Enabled)
JPWAKE Keyboard wake up Pins 1-2 (Disabled)
36
29
47
12
5
4
2
26
1
17
15
14
13
40
10
7
6
8
9
24
22
20
39
37
19
21
48
44 43
46 45
41
42
23
25
38
18
30
11
16
49
51
50
35
31
34
32
33
3
52
54
27
28
53
55
56
57
58
