United States December 31, 2002
Maintenance and Service Guide
Compaq Presario 7300 Series Computers
System
SPECIFICATIONS
System Specifications
General System Specifications
Dimensions
Height
24.51 in
Length
20.13 in
Width
12.13 in
Weight
lbs.
Input
Requirements
Nominal Line Voltage
Information not Available
Range Line Voltage
Information not Available
Line Frequency
Information not Available
Input Current
Information not Available
Power
(watts)
Information not Available
Steady State
Information not Available
Environmental Requirements
Temperature
Operating
50° to 95° F
10°
to
35°
C
Shipping
-4° to 140° F
-20°
to
60°
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
*This number will increase if more bays/slots are occupied.
System Interrupts
Hardware IRQ
System Function
IRQ 0
Refresh Timer
IRQ 1
Keyboard
IRQ 2
Interrupt Controller Cascade
IRQ 3
Controllerless modem (COM 2) shared data/fax
IRQ 4
Serial Port A (COM 1)
IRQ 5
Entertainment Audio*^
IRQ 6
Diskette Drive
IRQ 7
Parallel Port (LPT 1)*
IRQ 8
Real-Time Clock
IRQ 9
Available
IRQ 10
ISDN Modem if present*
IRQ 11
PCI Bus shared with Video, USB, DVD
IRQ 12
Mouse
IRQ 13
Numeric Coprocessor
IRQ 14
Disk Drive (Primary IDE)
IRQ 15
Disk Drive (Secondary IDE)
^
Audio must use this setting for game compatibility. Used for audio, MPU-401, and
volume control.
*Default configuration; other configurations are as follows:
Modem - IRQ 4, 10, 11, none
Parallel Port - IRQ 3, 4, 5, 9, 10, none
System Audio - IRQ 7, 9, 10, none
Serial Port - IRQ 3, 5, 7, 9, 10, 12, none