2136 SL-A Aptiva Product Description
This manual contains service information for the 2136 Service Level A
(SL-A) model of the IBM Aptiva Personal Computer, worldwide. The
Machine Type 2136 contains two PCI slots, three ISA slots and one
PCI/ISA-shared slot.
For FRU parts information, see the 'Parts Catalog'
Security: Power-On password. See 'Power-On Password'
System Boards: See 'System Board Layout' for system board
jumper and connector locations.
The system board supports the Pentium® processor and has the following
features:
Please see the LEGAL - Trademark notice.
Item
Interface
Hard disk drives
Two Enhanced IDE mode 4 local bus interface
(American National Standards Institute-ANSI)
Input/output (I/O)
adapter cardsIBM AT-ISA Plug and Play compatible fax/modem
adapter card that operates at 8 MHz bus speed
Diskette drive
AT diskette interface
Video
For refresh rates and monitor frequency settings,
see 'Refresh Rates and Monitor Frequencies'.
Physical interface is compatible with the IBM
Personal Systern/2 (PS/2) VGA interface.
Serial
9-pin connector with R5232D electrical interface
Parallel
Bidirectional, ECP bidirectional and EPP
bidirectional interfaces are supported.
Pointing device
IBM PS/2-compatible mouse
Keyboard device
IBM PS/2-compatible enhanced keyboard
CD-ROM drive
AT IDE, extended architecture (XA) enabled drive
Sound
Sound feature is built in system board with the
compatibility to Sound Blaster (Creative Labs,
Inc.). Wave table feature is resided in Audio-I/O
adapter card.
Audio-I/O Card Hardware Interfaces
Item
Interface
Game port
Game port interface for joystick, it also supports
MIDI feature.
Microphone-in
Speaker-out
Line-inSound I/O interfaces between system board and
external peripheral.
Memory Map Table
This table shows the hexadecimal addresses for the system memory regions.
You may use this information for adapter cards that require you to set up memo regions.
Address range
Description
0-40 KB (000000-09FFFF)
Base memory
640-768 KB (0A0000-0BEFFE)
PCI/ISA video buffer memory
768-800 KB (0C0000-0C7FFF)
Video BIOS memory
800-896 KB (0C8000-0DFFFF)
ISA card BIOS and buffer memory
896-960 KB (0E0000-0EFIFF)
BIOS extension memory
Setup and POST memory
PCI development BIOS
960-1024 KB (0F0000-0FFFFF)
System BIOS memory
1024 KB-Upper Limit
Main memory
Upper Limit-4 GB
PCI memory
System Input/Output Addresses
This table shows the hexadecimal addresses for each of the system board input/output (I/O) functions
Address range
Function
0000-001F
DMA controller 1
0020-003F
Interrupt controller 1
0040-0047
System timer
0050-0057
System timer
0060-006F
System controller 8742
0070
CMOS RAM address and NMI mask
0078-007B
Real-time clock
0080-009F
DMA page register
00A0-00BF
Interrupt controller 2
00C0-00DF
DMA controller 2
000F-00FF
Math coprocessor
0170-0177, 0376
Secondary IDE controller
01F0-01F7, 03F6
Primary IDE controller
0200-0207
Joystick
0220-022F,
0388-0389,
0534-0537Audio.
0330-0333
MIDI
0278-027F
Parallel port 2
02F8-022F
Serial port 2
0378-037F
Parallel port 1
03F0-03F7
Diskette drive controller
03F8-03FF
Serial port 1/modem
0CF8
PCI mechanism #1 configuration address register
0CFC
PCI mechanism #2 configuration data register
F000-F010
Bus master IDE
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