IBM RT-686 Laptop User Manual


 
Components and Functions
18
To install expansion card in DockUnder-Office:
1. Unplug the AC adapter.
2. Release and remove the computer.
3. Remove the screws fixing the upper and lower covers of the DockUnder.
1. Open the upper cover.
2. Install the expansion card into the slot and fix the L-bracket.
3. Assemble the upper cover.
4. Attach the computer and perform functions test.
Note: You may have to free IRQ for your expansion card by disabling unused
device in BIOS SetupIntegrated Peripherals”.
Please check IRQ conflict before installing cards and drivers.
Never dock or un-dock the computer while power is ON.
IRQ DMA
0 Timer output 0 0 Sound
1 KB 1 Sound
2 8 RTC 2 FDD
9 ACPI (or Free) 3 Reserved (or ECP/EPP)
10 Free (16-bit PCMCIA, or COM3*)
11 PCI devices or Card Bus 0/1 (Sound, LAN*, 32-bit PCMCIA, etc.)
12 Touch pad (PS/2 mouse)
13 Co-processor
14 HDD
15 CD-ROM drive
3 COM2 (or Fax/Modem*, IrDA)
4 COM1 (or Touch screen)
5 Free (COM4*)
6 FDD
7 Parallel port 1