Introduction
Service Manual
P5000HX(-M)-WMB Series Motherboard
3
Figure 1
P5000HX(-M)-WMB Components and Layout
A. Intel Pentium P54C/P55C Processor
B. Pentium Processor with Heatsink
C. DRAM SIMM Sockets
D. Level 2 SRAM Cache Socket
E. Flash Device
F. Intel 82439HX System Controller
(TXC, or North-Bridge)
G. Intel 82371SB PCI I/O IDE Xcelerator
(PIIX3, or South-Bridge)
H. SMC FDC37C93X Ultra I/O Controller
I.
DIP Switch Block
J. PCI Expansion Slots
K. Battery for CMOS Real Time Clock
L. ISA Expansion Slots
1. Power Supply Input Headers
2. +3.3 V Input Header
3. Primary EIDE Header
4. Secondary EIDE Header
5. Floppy Drive Header
6. Parallel Port Header
7. Serial Port 1 Header
8. Serial Port 2 Header
9. PS/2 Keyboard Connector
10. PS/2 Mouse Connector
11. Speaker Header
12. EIDE Activity LED Header
13. Reset Button Header
14. System Power LED Header
15. Auxiliary CPU Fan Header
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