Battery |
In 24-pin DIP module (DS1287) |
BIOS |
2 x 32 KB - Phoenix BIOS V1.10.19.IO (latest) |
Bus Architecture |
ISA based system bus |
Cache |
Write Back: 8 KB Internal (Level 1) Cache |
CPU |
Intel 486DX-25 |
Interfaces |
1 X DB-25F Parallel 1 X RS232, DB-9M Serial 15-pin HDF VGA 5-pin DIN F Keyboard 34-pin onboard FDD HDD on expansion slot 26-pin VESA 15-pin Game (only with CL5424 Systems) |
IRQ Availability |
00 Timer Click 01 Keyboard 02 Second 8259A 03 COM2 or COM4 04 COM1 or COM3 05 LPT2 or Sound Card (if present) 06 Floppy Disk 07 LPT1 08 Real-Time Clock 09 Redirected IRQ2 10 Sound Card (if present) 11 (reserved) 12 PS/2 Mouse 13 Math Co-processor (if present) 14 Fixed Disk Controller 15 Secondary Fixed Disk Controller (if present) |
Network Certification |
N/A |
RAM |
8MB Standard on Motherboard 64MB Maximum on Motherboard 4GB Maximum addressable |
Speaker |
Diaphragm inside rear center. |
UART Compatability |
Compatible with the 16C450 UART |
Video |
Trident adapter on expansion slot. |
Note |
| The PM486-25 motherboard uses 238 pin type 2 socket. |