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Compaq Presario Internet PC 7000 Series Computers

SPECIFICATIONS

PRODUCT DESCRIPTION

TROUBLESHOOTING

ILLUSTRATED PARTS CATALOG

REMOVAL AND REPLACEMENT PROCEDURES

JUMPER AND SWITCH INFORMATION

SPECIFICATIONS


CD OR DVD DRIVE/
CD-RW DRIVE

DISK DRIVE

FAX/ MODEM

POWER SUPPLY ASSEMBLY

SYSTEM BOARD

System Board
General System Specifications
Dimensions U.S. Metric/ International
Height 16.55 in 42.037 cm
Width 8.76 in 22.25 cm
Length 17.30 in 22.25 cm
Weight 25.3 lbs 11.5 kg
Shipping Weight 36.6 lbs 11.5 kg
Input Requirements
Nominal Line Voltage 115 VAC 230 VAC
Range Line Voltage 90-132 VAC 180-264 VAC
AC Frequency 50 or 60 Hz 50 or 60 Hz
Input Current 4.5 RMS at Max Load 4.5 RMS @ Max Load
Fluctuations 5v +/-5% 3.3v +/-3%
Power (watts)
Steady State 145 145
Sleep Mode < 30 < 30
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Environmental Requirements

Temperature
Operating 50º to 95º F 10º to 35º C
Shipping -4º to 140º F -20º to 60º C
Humidity (noncondensing)
Operating 8% to 90% 8% to 90%
Nonoperating 5% to 95% 5% to 95%
Maximum Altitude (unpressurized)
Operating 10,000 ft 3048 m
Nonoperating 30,000 ft 9144 m

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System Interrupts
Hardware IRQ System Resource
NMI I/O channel check
IRQ 0 Reserved, interval timer
IRQ 1 Reserved, keyboard buffer full
IRQ 2 Reserved, cascade interrupt from slave PIC
IRQ 3 COM2 * Reserved, but can be changed to another IRQ
IRQ 4 COM1 * Reserved, but can be changed to another IRQ
IRQ 5 LPT2 (Plug and Play option)/ Audio/ User available
IRQ 6 disk Drive
IRQ 7 LPT1 * Reserved, but can be changed to another IRQ
IRQ 8 Real-time clock
IRQ 9 Reserved for ICH2 system management bus
IRQ 10 User available
IRQ 11 User available
IRQ 12 Onboard mouse port (if present; otherwise user available)
IRQ 13 Reserved, match coprocessor
IRQ 14 Primary IDE (if present; otherwise user available)
IRQ 15 Secondary IDE (if present; otherwise user available)
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System I/O Map

I/O Address (Hex) Size Description
0000-000F 16 bytes DMA controller
0020-0021 2 bytes Programmable Interrupt Control (PIC)
0040-0043 4 bytes System timer
0060 1 byte Keyboard controller byte - Rest IRQ
0061 1 byte System speaker
0064 1 byte Keyboard controller, CMD / STAT byte
0070-0071 2 bytes System CMOS / Real Time Clock
0072-0073 2 bytes System CMOS
0080-008F 16 bytes DMA controller
0092 1 byte Fast A20 and PIC
00A0-00A1 2 bytes PIC
00B2-00B3 2 bytes APM control
00C0-00DF 32 bytes DMA
00F0 1 byte Numeric data processor
0170-0177 8 bytes Secondary IDE channel
01F0-01F7 8 bytes Primary IDE channel
0220-022F 16 bytes Audio (Sound Blaster Pro-compatible
0240-024F
0228-022F 8 bytes LPT3 *   Default, but can be changed to another address range
0278-027F 8 bytes LPT2
02E8-02EF 8 bytes COM4/ video (81514A)
02F8-02FF 8 bytes COM2
0376 1 byte Secondary IDE channel command port
0377, bits 6:0 7 bits Secondary IDE channel status port
0378-037F 8 bytes LPT1
03B0-03BB 12 bytes Intel 82850 MCH
03C0-0CDF 32 bytes Intel 82850 MCH
03E8-03EF 8 bytes COM3
03F0-03F5 6 bytes disk channel 1
03F6 1 byte Primary IDE channel command port
03F8-03FF 6 bytes COM1
04D0-04D1 2 bytes Edge/ level triggered PIC
LPTn + 400 8 bytes ECP port, LPTn base address + 400h
0CF8-0CFB 4 bytes PCI configuration address resgister *  Dword access only
0CF9 1 byte Turbo and reset control register *  Byte access only
0CFC-0CFF 4 bytes PCI configuration address register
FFA0-FFA7 8 bytes Primary bus master IDE registers
FFA8-FFAF 8 bytes Secondary bus master IDE registers
96 contiguous bytes starting on a 128-byte divisible boundary ICH2 (ACPI + TCO)
64 contiguous bytes starting on a 64-byte divisible boundary D850GB board resource
64 contiguous bytes starting on a 64-byte divisible boundary Onboard audio controller
32 contiguous bytes starting on a 32-byte divisible boundary ICH2 (USB controller #1)
16 contiguous bytes starting on a 16-byte divisible boundary ICH2 (SMBus)
4096 contiguous bytes starting on a 4096-byte divisible boundary Intel 82801BA PCI bridge
256 contiguous bytes starting on a 256-byte divisible boundary ICH2 audio mixer
64 contiguous bytes starting on a 64-byte divisible boundary ICH2 audio bus mixer
256 contiguous bytes starting on a 256-byte divisible boundary ICH2 modem mixer
32 contiguous bytes starting on a 32-byte divisible boundary ICH2 (USB controller #2)
96 contiguous bytes starting on a 128-byte divisible boundary LPC47M102
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System Memory

Address Range (decimal) Address Range (hex) Size Description
1024K - 2097152 K 100000 - 7FFFFFFF 2047 MB Extended memory
960 K - 1024 K F0000 - FFFFF 64 KB Runtime BIOS
896 K - 960 K E0000 - EFFFF 64 KB Reserved
800 K - 896 K C8000 - DFFFF 96 KB Available high DOS memory (open to the PCI bus)
640 K - 800 K A0000 - C7FFF 160 KB Video memory and BIOS
639 K - 640 K 9FC00 - 9FFFF 1 KB Extended BIOS data (movable by memory manager software)
512 K - 639 K 80000 - 9FBFF 127 KB Extended conventional memory
0 K - 512 K 00000 - 7FFFF 512 KB Conventional memory
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System DMA

DMA Channel Number Data Width System Resource
0 8- or 16- bits Audio
1 8- or 16- bits Audio/ parallel port
2 8- or 16- bits Disk Drive
3 8- or 16- bits Parallel Port (for ECP or EPP)/ audio
4 8- or 16- bits DMA controller
5 16-bits open
6 16-bits open
7 16-bits open
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