Maintenance & Service Guide

Presario Series

Models: 1246, 1247, 1277, 1278, and 1279

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Specifications

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

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

Modem

Physical and Environmental

Computer Specifications

Dimensions

(models with 12.1" display)

Height

Depth

Width

(model 1277 with 13.0" display)

Height

Depth

Width

Weight

Model 1246

Model 1247

Model 1277

Model 1278

Model 1279

Stand-Alone (Battery Pack) Power Requirements

Nominal Operating Voltage

Maximum Operating Power

Peak Operating Power

AC Power Requirements

Operating Voltage

Operating Current

Operating Frequency

Maximum Transient

Temperature

Operating

Nonoperating

Relative Humidity (Non-condensing)

Operating

Nonoperating (tw = 38.7oC max)

Altitude

Operating

Nonoperating

Shock

Operating

Non operating

Vibration

Operating

Nonoperating

U.S.

Metric

1.97 in

5.0 cm

12.20 in

31.3 cm

10.12 in

25.7 cm

1.97 in

5.0 cm

12.33

31.3 cm

10.12

25.7

7.19lbs

3260 g

7.19lbs

3260 g

7.19lbs

3260 g

7.19 lbs

3260 g

7.36 lbs

3340 g

NiMH

Li-ion

W @ 9.6 V

W @ 14.8 V

W @ 9.6 V

W @ 14.8 V

W @ 9.6 V

W @ 14.8 V

 

100-240 V

 

0.8/0.4 A RMS

 

47-63 Hz

Meets IEC 801-4 and IEC801-5

 

1kV for 50 ns

 

 

 

 

41o to 95o F

5o to 35o C

-4oto 140o F

-20oto 60o C

 

 

10 to 90%

35o C to 90%

5 to 95%

60o C to 95%

0 to 10,000 ft

0 to 3.15 km

0 to 30,000 ft

0 to 10.14 km

 

 

 

 

10 G, 11 ms, half sine 240 G, 2 ms, half sine

0.55G, 0.25 Oct/Min sweep

rate

1.5G, 0.25 Oct/Min sweep rate

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

System Timer

IRQ1

Standard 101/102-Key or Microsoft Natural Keyboard

IRQ2

Programmable interrupt controller

IRQ3

IRQ Holder for PCI Steering

IRQ3

ALi PCI to USB Open Host Controller

IRQ4

Communications Port (COM1)

IRQ5

IRQ Holder for PCI Steering

IRQ5

PCI Fast Ethernet DEC 21143 Based Adapter

IRQ5

ESS SOLO-1 PCI AudioDrive

IRQ5

IRQ Holder for PCI Steering

IRQ6

Standard Floppy Disk Controller

IRQ7

Printer Port (LPT1)

IRQ8

System CMOS / real-time clock

IRQ9

RAGE LT PRO AGP 2X (English)

IRQ9

IRQ Holder for PCI Steering

IRQ10

Texas Instruments PCI-1211 CardBus Controller

IRQ10

IRQ Holder for PCI Steering

IRQ10

Lucent 56K V.90 PCI DF Modem

IRQ12

Synaptics PS/2 TouchPad

IRQ13

Numeric data processor

IRQ14

ALi M5229 PCI Bus Master IDE Controller

IRQ14

Primary IDE controller (dual fifo)

IRQ15

ALi M5229 PCI Bus Master IDE Controller

IRQ15

Secondary IDE controller (dual fifo)

System DMA

 

System DMA

Hardware DMA

System Function

0

(free)

1

ESS SOLO-1 DOS Emulation

2

Standard Floppy Disk Controller

3

(free)

4

Direct memory access controller

5

(free)

System I/O Address

 

System I/O Address

I/O Address (Hex)

System Function (Shipping Configuration)

0000 - 000Fh

Direct memory access controller

0020h - 0021h

Programmable interrupt controller

0040h - 0043h

System timer

0060h - x0060h

Standard 101/102-Key or Microsoft Natural Keyboard

0061h - x0061h

System speaker

0064h - x0064h

Standard 101/102-Key or Microsoft Natural Keyboard

0070h - 0071h

System CMOS/real time clock

0080h - 0080h

Motherboard resources

0081h - 008Fh

Direct memory access controller

0092h - 0092h

Motherboard resources

00A0h - 00A1h

Programmable interrupt controller

00B1h - 00B3h

Motherboard Resources

00C0h - 00DFh

Direct memory access controller

00EAh - 00EBh

Motherboard resources

00F0h - 00FFh

Numeric data processor

0100h - 010Fh

Motherboard resources

0170h - 0177h

ALi M5229 PCI Bus Master IDE Controller

0170h - 0177h

Secondary IDE controller (dual fifo)

01F0h - 01F7h

ALi M5229 PCI Bus Master IDE Controller

0200h - 0203h

Gameport Joystick

0220h - 022Fh

ESS SOLO-1 DOS Emulation

0330h - 0331h

ESS SOLO-1 DOS Emulation

0376h - 0376h

Secondary IDE controller (dual fifo)

0376h - 0376h

ALi M5229 PCI Bus Master IDE Controller

0378h - 037Fh

Printer Port (Ltp1)

0388h - 038Bh

ESS SOLO-1 DOS Emulation

03B0h - 03BBh

RAGE LT PRO AGP 2X (English)

03C0h - 03DFh

RAGE LT PRO AGP 2X (English)

03F0h - 03F5h

Standard Floppy Disk Controller

03F6h - 03F6h

Primary IDE controller (dual fifo)

03F6h - 03F6h

ALi M5229 PCI Bus Master IDE Controller

03F7h - 03Fh7

Standard Floppy Disk Controller

03F8h - 03FFh

Communication Port (COM1)

040Bh - 040Bh

Motherboard Resources

040D0h - 04D1h

Motherboard Resources

04D6h - 04D6h

Motherboard Resources

0CF8h - 0CFFh

PCI Bus

1000h - 103Fh

Motherboard Resources

1040h - 105Fh

Motherboard Resources

1060h - 106Fh

ESS SOLO-1 PCI AudioDrive

1070h - 107Fh

ESS SOLO-1 PCI AudioDrive

1080h - 10FFh

PCI Fast Ethernet DEC 21143 Based Adapter

1400h - 14FFh

Lucent 56K V.90 PCI DF Modem

1800h - 183Fh

ESS SOLO-1 PCI AudioDrive

1840h - 1847h

Primary IDE controller (dual fifo)

1840h - 184Fh

ALi M5229 PCI Bus Master IDE Controller

1848h - 184Fh

Secondary IDE controller (dual fifo)

1850h - 1853h

ESS SOLO-1 PCI AudioDrive

1854h - 1857h

ESS SOLO-1 PCI AudioDrive

1858h - 185Fh

Lucent 56K V.90 PCI DF Modem

2000h - 2FFFh

PCI standard PCI-to-PCI bridge

2000h - 20FFh

RAGE LT PRO AGP 2X (English)

System Memory Catalog

 

 

System Memory Catalog

 

 

 

 

Memory Address

System Function

00000000h

- 0009FFFFh

System board extension for PnP BIOS

000A0000h - 000AFFFFh

RAGE LT PRO AGP 2X (English)

000B0000h - 000BFFFFh

RAGE LT PRO AGP 2X (English)

000C0000h - 000CBFFFh

RAGE LT PRO AGP 2X (English)

000DC000h - 000DFFFFh

Motherboard Resources

000E0000h - 000FFFFFh

System board extension for PnP BIOS

00100000h

- 01FFFFFFh

System board extension for PnP BIOS

0C000000h - 0C000FFFh

Texas Instruments PCI-1211 CardBus Controller

E0000000h - E3FFFFFFh

ALi M1541 AGP System Controller

FC000000h - FCFFFFFFh

ALi PCI to USB Open Host Controller

FC001000h - FC0010FFh

Lucent 56K V.90 PCI DF Modem

FC001400h - FC0017FFh

PCI Fast Ethernet DEC 21143 Based Adapter

FC100000h - FDFFFFFFh

PCI standard PCI-to-PCI bridge

FC100000h - FC100FFFh

RAGE LT PRO AGP 2X (English)

FC120000h - FC13FFFFh

RAGE LT PRO AGP 2X (English)

FD000000h - FDFFFFFFh

RAGE LT PRO AGP 2X (English)

FFFC0000h - FFFFFFFFh

Motherboard Resources

Display

12.1" (Diagonal) HPA Display

U.S. Metric

Active Area

Height

Width

Overall Dimensions

Width

Height

Depth

9.56"

245 mm

7.17"

183.8 mm

7.9"

202.5 mm

10.7"

275.0 mm

.31"

8.0 mm

Weight

18.2 oz.

520 g

Contrast Ratio

40:1

 

Brightness

70 nits. Avg.

 

Total Power Consumption

5.4 W (max)

 

13.0" (Diagonal) HPA Display

U.S. Metric

Active Area

Height

Width

Overall Dimensions

Width

Height

Depth

10.39"

263.98 mm

7.79"

197.98 mm

11.6"

295.0 mm

8.58"

218.0 mm

.31"

8.0 mm

Weight

20.3 oz.

580 g

Contrast Ratio

50:1

 

Brightness

100 nits. Avg.

Total Power Consumption

5.4 W (max)

 

Memory Expansion

Base System Memory

 

Expansion Board Memory

 

Total Memory

32-MB

 

32-MB

 

64-MB

32-MB

 

64-MB

 

96-MB

32-MB

 

128-MB

 

160-MB

64-MB

 

32-MB

 

96-MB

64-MB

 

64-MB

 

128-MB

64-MB

 

128-MB

 

192-MB

Diskette Drive

 

Diskette Drive

Diskette Size

3.5 in

Light

None

Height

.5" / 1.27 cm

Bytes per Sector:

512

Sectors per Track

18 (1.44-MB) / 15 (1.2-MB)

High Density

Low Density

9

Tracks per Side

80 (1.44-MB) / 80 (1.2-MB)

High Density

Low Density

80

Access Times

3 ms/6 ms

Track-to-Track (high/low)

Average (ms)

94 ms/174 ms

Setting Time (ms)

15 ms

Latency Average

100

Number of Read/Write Heads

2

Hard Drive

Capacity Per Drive

Drive Type

Logical Configuration

Cylinders

Heads

Sectors per track

Bytes per sector

Seek Times

(Typical, Including settling in ms) Single Track

Average Maximum

Full Stroke

Transfer Rate

At interface

Sector Interleave

Buffer Size

Hard Drives

4.3-GB

4.8-GB

4.3-GB

4.3-GB

2.5"

2.5"

8647

11648

6

4

240-250

330 (max.)

512

512

2.5 ms

2.5 ms

---

5.5 max (read)

 

6.5 max (write)

12

16 max (read)

 

17 max (write)

---

30 max (read)

 

 

31 max (write)

33.3 MB/s

33.3 MB/s

1:1

1:1

512 KB

512 KB

CD Drive

 

CD Drive

 

24x CD Drive

Applicable Disk

CD-DA, CD-ROM, CD-ROM XA, CD-1, Photo

 

CD (multisession), Video CD, CD-R, CD-

 

Extra (CD+), CD-G, CD-RW

Center Hole Diameter

.6" / 15 mm

Disc Diameter

12 cm, 8 cm

Disc Thickness

1.2 mm

Track Pitch

1.6 um

Access Time

110 ms

(typical, including setting)

Audio Output Level Line out Headphone

Cache Buffer

Data Transfer Rate (typical, including setting)

+/- 0.27 Vrms none

128 KB 3600 KB/s

150KB/s

16.66 MB/sec

Startup Time Stop time

< 8 sec < 4 sec

Battery Pack

Dimensions

Height

Length

Width

Weight

Battery Pack Operating Time

Energy

Voltage

Amp-hour capacity

Watt-hour capacity

Environmental Requirements

Operating Temperature

Non-operating Temperature

Charging Temperature

Battery Pack

Lithium Ion (Li ion)

.8 in (20.3 mm)

5.7in (145 mm)

3.1in (78.7 mm)

0.90 Ib (408.2 g) 3:00 hr

14.8V

3.0Ah

44.4Wh

32o F to 113o F

(0o to 45o C)

-4oF to 140o F

(-20oto 60o C)

40o F to 113o F (5o C to 45o C)

Nickel Metal Hydride

(NiMH)

.8 in (20.3 mm)

5.7in (145 mm)

3.1in (78.7 mm)

1.01 lb (458.1 g)

9.6V

4.5Ah

43.2Wh

32o F to 113o F

(0o to 45o C)

-4oF to 140o F

(-20oto 60o C)

40o F to 113o F (5o C to 45o C)

Modem

Modem

Compliance

ITU v.90~6 standard

 

Full ITU-T V.34 compliance

 

Full compliance with: V.21, V.22, V.22bis, V.23, V.32, V.32bis, Bell 103, Bell 212A

Data Compression

V.42bis/MNP 5

Fax Modulation

V. 17

 

V. 21 (Group III Compatible)

 

V.29

 

V.27Ter

Command Set

Hayes AT

 

Class 1 Fax

Cable

6 Ft. RJ-11 telephone cable

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HP 1278, 1277 manual Specifications, Physical and Environmental

1278, 1277 specifications

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