Specifications

This chapter covers the following specifications of Compaq Presario 1200 Series Portable Computers:

Computer models

Physical and environmental

System Interrupts

System DMA

System I/O Address

System Memory Catalog

Display

Memory expansion

Diskette drive

Hard drive

CD drive

Battery pack

Physical and Environmental

Computer Specifications
	U.S.	Metric
Dimensions Height Depth Width	1.97 in 12.20 in 10.08 in	4.95 cm 31.00 cm 25.40 cm
Weight Model 1230 Model 1232	7.326 Ib 7.326 Ib	3.33 kg 3.33 kg
Stand-Alone (Battery Pack) Power Requirements Nominal Operating Maximum Average Peak Operating	NiMH W @ 9.6 V W @ 9.6 V W @ 9.6 V	Li-ion W @ 14.4 V W @ 14.4 V W @ 14.4 V
AC Power Requirements Operating Voltage Operating Current Operating Frequency Maximum Transient	100-240 V 0.8/0.4 A RMS 47-63 Hz Meets IEC 801-4 and IEC801-5 1kV for 50 ns
Temperature
Operating	50° to 95 °F	10° to 35 °C
Nonoperating	-4° to 140 °F	-20° to 60 °C
Relative Humidity (noncondensing)
Operating	10 to 90%	35°C to 90%
Nonoperating (tw = 38.7°C max)	5 to 95%	60°C to 95%
Altitude
Operating	0 to 10,000 ft	0 to 3.15 km
Nonoperating	0 to 30,000 ft	0 to 9.14 km
Shock
Operating	10 G, 11 ms, half sine
Non operating	240 G, 2 ms, half sine
Vibration
Operating	0.5 G
Nonoperating	1.5 G
NOTE: Applicable product safety standards specify thermal limits for plastic surfaces. Compaq Presario 1200 Series Portable Computers operate well within this range of temperatures.

System Interrupts

System Interrupts
Hardware IRQ	System Function
IRQ0	Timer Interrupt
IRQ1	Keyboard
IRQ2	Interrupt Controller Cascade
IRQ3	Internal Modem
IRQ4	Serial Port (COM1)
IRQ5	Audio Controller
IRQ6	Diskette Drive
IRQ7	Parallel Port (LPT 1) (default)
IRQ8	System CMOS/Real-Time Clock
IRQ9	Video Controller
IRQ9	IRQ Holder for PCI Steering
IRQ10	PCI-1221 CardBus Controller
IRQ10	PCI-1221 CardBus Controller
IRQ10	IRQ Holder for PCI Steering
IRQ11	Compaq PCI to USB Open Host Controller
IRQ11	IRQ Holder for PCI Steering
IRQ12	PS/2 TouchPad/Mouse
IRQ13	Numeric processor
IRQ14	Primary IDE Controller
IRQ15	Secondary IDE Controller

System DMA

System DMA
Hardware DMA	System Function
DMA 1	Audio Controller
DMA 2	Diskette Drive
DMA 4	DMA Controller
DMA 5	Audio Controller

System I/O Address

System I/O Address
I/O Address (Hex)	System Function (Shipping Configuration)
0000h-000Fh	DMA Controller # 1
0020h-0021h	Interrupt Controller # 1
0022h-0023h	Motherboard resources
0040h-0043h	System timer
0060h-0060h	Keyboard Controller
0061h-0061h	System speaker
0064h-0064h	Standard 101/102-Key or Microsoft Natural Keyboard
0070h-0071h	System CMOS/real time clock
0081h-008Fh	DMA Controller
0092h-0092h	Motherboard resources
00A0h-00A1h	Programmable interrupt controller
00C0h-00DFh	DMA Controller
00ECh-00EFh	Motherboard resources
00F0h-00FFh	Numeric data processor
0170h-0177h	Secondary IDE controller
01F0h-01F7h	Primary IDE controller
0376h-0376h	Standard IDE/ESDI Hard Disk Controller
0378h-037Fh	Printer Port (LPT1)
0388h-038Bh	AUDIO(TM) 16-bit Sound
0398h-0399h	Motherboard resources
03B0h-03BBh	Graphics Controller
03C0h-03DFh	Graphics Controller
03F0h-03F5h	Standard Floppy Disk Controller
03F6h-03F6h	Standard IDE/ESDI Hard Disk Controller
03F7h-03F7h	Standard Floppy Disk Controller
03F8h-03FFh	Communications Port (COM1)
0480h-048Fh	Motherboard resources
04D0h-04D1h	Motherboard resources
0CF8h-0CFFh	PCI bus
3000h-307Fh	Cyrix Cx5520 PCI to ISA bridge
4000h-401Fh	Cyrix Cx5520 PCI to ISA bridge
5000h-500Fh	Cyrix Cx5520 PCI to ISA bridge

System Memory Catalog

System Memory Catalog
Memory Address	System Function
00000000h-0009FFFFh	System board extension for PnP BIOS
000A0000h-000AFFFFh	Graphics Controller
000B0000h-000BFFFFh	Graphics Controller
000C0000h-000C7FFFh	Graphics Controller
000C8000h-000C8FFFh	PCI-1221 CardBus Controller
000C9000h-000C9FFFh	PCI-1221 CardBus Controller
000CC000h-000CFFFFh	Motherboard resources
000E0000h-000FFFFFh	System board extension for PnP BIOS
00100000h-01FFFFFFh	System board extension for PnP BIOS
40008000h-4000FFFFh	Motherboard resources
40010000h-40010FFFh	Cyrix Cx5520 PCI to ISA bridge
40018000h-41017FFFh	Motherboard resources
FD000000h-FDFFFFFFh	Graphics Controller
FEA00000h-FEBFFFFFh	Graphics Controller
FEC00000h-FECFFFFFh	Graphics Controller
FEDFE000h-FEDFEFFFh	Compaq PCI to USB Open Host Controller
FFFC0000h-FFFFFFFFh	Motherboard resources

Display (Information not available)

12.1" (Diagonal) HPA Display
		U.S.	Metric
Dimensions Height Width	Information not available		Information not available
Display Dimensions Width Height Depth	Information not available		Information not available
Weight	Information not available		Information not available
Contrast Ratio	Information not available		Information not available
Brightness	Information not available		Information not available
Total Power Consumption	Information not available		Information not available

Memory Expansion

Memory Expansion
System Memory	Expansion Board Memory	Total Memory
32-MB	16-MB	48-MB
32-MB	32-MB	64-MB
32-MB	64-MB	96-MB

Diskette Drive (Information not available)

Diskette Drive
Capacity per Diskette (High/Low)	Information not available
Diskette Size	Information not available
Number of LED Indicators (Read/Write)	Information not available
Number of Drives Supported	Information not available
Drive Rotation (rpm)	Information not available
Transfer Rate (Kbps)	Information not available
Bytes per Sector	Information not available
Sectors per Track (High/Low)	Information not available
Tracks per Side (High/Low)	Information not available
Access Times Track-to-Track (ms) Average (ms) Setting Time (ms) Latency Average (ms)	Information not available
Cylinders (High/Low)	Information not available
Number of Read/Write Heads	Information not available

Hard Drive (Information not available)

Hard Drives
	3.2-GB	2.1-GB
Capacity Per Drive	Information not available	Information not available
Drive Type	Information not available	Information not available
Logical Configuration Cylinders Heads Sectors per track Bytes per sector	Information not available	Information not available
Seek Times (Typical, Including settling in ms) Single track Average Full stroke	Information not available	Information not available
Transfer Rate At interface	Information not available	Information not available

CD Drive (Information not available)

CD Drive
	24× CD Drive
Dimensions	Information not available
Weight	Information not available
Rotational Speed	Information not available
Typical Transfer Rate Sustained Data Transfer Rate	Information not available
Access Time Average Random Access Time	Information not available
Spin Up time	Information not available
Data Buffer Capacity	Information not available

Battery Pack

Battery Pack
	Nickel Metal Hydride (NiMH)	Lithium Ion (Li ion) *
Dimensions Height Length Width	0.8 in (20.3 mm) 5.7 in (145 mm) 3.1 in (78.7 mm)	0.8 in (20.3 mm) 5.7 in (145 mm) 3.1 in (78.7 mm)
Weight	1.01 Ib (458.1 g)	0.90 Ib (408.2 g)
Battery Pack Operating Time	2:30 hr	3:00 hr
Energy Nominal Open Circuit Voltage Capacity Power	9.6 V 3200mAH 40 W	14.4 V 2500mAH 40 W
Environmental Requirements Operating Temperature Non-operating Temperature Charging Temperature	32° F (0-50° C) -20° C -60° C 5° C-45° C	32° F (0-50° C) -20° C -60° C 5° C-45° C


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