System Dma - Compaq Presario 2510 Maintenance & Service Manual

Home | Preface
Jumpers & Switches
System Video Memory
Models: 2250 Series, 2410 ES, 2510
Resolution
1280 × 1024*
1024 × 768
800 × 600 (Default)
640 × 480
1024 × 768
800 × 600
640 × 480
*The 2254, 2255, 2510, 2410 ES Series Series high resolution of 1280 × 1024 × 256 can
only be achieved if the monitor supports this resolution.
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System DMA

Models: 2250 Series, 2410 ES, 2510
Hardware System Function (Default)
DMA 0 Available
DMA 1 Entertainment Audio
DMA 2 Diskette Drive
DMA 3 Available
DMA 4 Internally used for cascading
DMA 5 Entertainment Audio
DMA 6 Available
DMA 7 Available
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System Interrupts
Models: 2250 Series, 2410 ES, 2510
Hardware IRQ
IRQ 0
IRQ 1
IRQ 2
IRQ 3
IRQ 4
IRQ 5
IRQ 6
IRQ 7
IRQ 8
IRQ 9
IRQ 10
IRQ 11
IRQ 12
IRQ 13
IRQ 14
IRQ 15
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System I/O
Models: 2250 Series, 2410 ES, 2510
I/O Address (Hex)
0000h - 000Fh
0020h - 0021h
0040h - 0043h
0060h - 0060h
0061h - 0061h
0064h - 0064h
0070h - 0071h
0080h - 0080h
0081h - 008Fh
00A0h - 00A1h
00C0h - 00DFh
00ECh - 00EFh
00F0h - 00FFh
0170h - 0177h
01F0h - 01F7h
0201h - 0201h
0220h - 022Fh
02F8h - 02FFh
0330h - 0331h
0376h - 0376h
I/O Address (Hex)
0378h - 037Fh
0388h - 038Bh
03B0h - 03BBh
03C0h - 03DFh
03F0h - 03F5h
03F6h - 03F6h
03F7h - 03F7h
03F8h - 03FFh
0480 - 048Fh
04D0h - 04D1h
0CF8h - 0CFFh
10ECh - 10EFh
20ECh - 20EFh
3000h - 303Fh
30ECh - 30EFh
4000h - 400Fh
40ECh - 40EFh
50ECh - 50EFh
60ECh - 60EFh
70ECh - 70EFh
80ECh - 80EFh
90ECh - 90EFh
A0ECh - A0EFh
B0ECh - B0EFh
C0ECh - C0EFh
D0ECh - D0EFh
E0ECh - E0EFh
F0ECh - F0EFh
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System Memory
Models: 2250 Series, 2410 ES, 2510
Memory Address
00000000h - 0009FFFFh
000A0000h - 000AFFFFh
000C0000h - 000C7FFFh
000E0000h - 000FFFFFh
00100000h - 00DDFFFFh
40000000h - 4FFFFFFFh
FFFC0000h - FFFFFFFFh
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Power Supply
Models: 2250 Series, 2410 ES, 2510
Input Specifications
Nominal Line Voltage
Range Input Line
Frequency Range
Power Factor
Input Power
Input Current
Inrush Current
Holdup Time
General Specifications
Full Output Rating
Minimum Load
Ambient Temperature
Range
Operating
Storage
Dielectric Voltage
Withstand
Input to Ground
Safety Standard
Input Transient Susceptibility
Common and Differential Mode
(superimposed on AC line)
Differential Mode
Maintenance & Service Guide
Presario 2250 Series
2510, 2410 ES & 4240 ES Personal Computers
| Product Description
Removal & Replacement
| Specifications
System Function
Refresh Timer
Keyboard
Interrupt Controller Cascade
Modem (COM 2) shared data/fax
Serial Port (COM 1)
System Audio*
Diskette Drive Controller
Parallel Port (LPT 1)*
Real-Time Clock
USB
Available
PCI Interrupt, Video, DVD
PS/2 Mouse
Numeric Coprocessor
Primary IDE Interface
Secondary IDE Interface
System Function (Shipping Configuration)
Direct Memory Access (DMA) Controller
Programmable Interrupt Controller
System Timer
Standard 101/102-Key or Microsoft Natural Keyboard
System Speaker
Standard 101/102-Key or Microsoft Natural Keyboard
System CMOS/Real Time Clock
Motherboard Resources
Direct Memory Access (DMA) Controller
Programmable Interrupt Controller
Direct Memory Access (DMA) Controller
Motherboard Resources
Numeric Data Processor
Standard IDE/ESDI Hard Disk Controller
Standard IDE/ESDI Hard Disk Controller
Gameport Joystick
XpressAUDIO 16-bit sound
Compaq 336-Dfi, 56K Upgradable Modem
XpressAUDIO 16-bit sound
Standard IDE/ESDI Hard Disk Controller
System Function (Shipping Configuration)
Printer Port (LPT1)
XpressAUDIO 16-bit sound
Cyrix GX
Cyrix GX
Standard Diskette Drive Controller
Standard IDE/ESDI Hard Disk Controller
Standard Diskette Drive Controller
Communications Port (COM1)
Motherboard Resources
Motherboard Resources
PCI bus
Motherboard Resources
Motherboard Resources
PCI Standard ISA Bridge
Motherboard Resources
Motherboard Resources
Motherboard Resources
Motherboard Resources
Motherboard Resources
Motherboard Resources
Motherboard Resources
Motherboard Resources
Motherboard Resources
Motherboard Resources
Motherboard Resources
Motherboard Resources
Motherboard Resources
Motherboard Resources
U. S.
180 to 264 VAC
90 to 132 VAC
47 to 63 Hz
0.6
280 Watts
3.0 at 90 VAC
60 A at 132 VAC (cold start)
16 ms from zero crossing at
120 VAC
To 122° F and 5,000 ft
To 90° F and 10,000 ft
(derate linearly)
3.0 A on + 5.0 V output; 0.04
A on 12 V output
50° to 122° F
-40° to 151° F
2500 VAC/1 second
UL 1950; CSA 22.2 #950 or CSA 22.2 #234; TUV/VDE EN 60 950
(VDE0805/11.91); EMKO-TSE (74-SEC) 207/93
| Troubleshooting
| Connector Pins
Video Memory
Colors
256
64K
64K
64K
256
256
256
System DMA
System Interrupts
System I/O
System Memory
System Function
System Board extension for PnP BIOS
Cyrix GX
Cyrix GX
System Board extension for PnP BIOS
System Board extension for PnP BIOS
Motherboard Resources
Motherboard Resources
Power Supply
2500 V, 1 us, damped sinusoid
600 V, 10 us pulse
20% step change in AC input voltage
| Illustrated Parts
| Power Cord Requirements
Vertical Refresh (Hz)
75
75
75
75
75
75
Alternate Mappings
0, 3, none
None
0, 1, none
Metric
180 to 264 VAC
90 to 132 VAC
47 to 63 Hz
0.6
280 Watts
3.0 at 180 VAC
60 A at 264 VAC (cold start)
16 ms from zero crossing at 240
VAC
10° to 50° C
-40° to 66° C
|