compaq evo notebook n800c series User Manual
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Specifications Maintenance and Service Guide6–13 Table 6-11 External AC Adapter Weight0.45 lb 0.21 kg Power supply Rated input voltage Rated input current Rated frequency90 to 264 VAC (auto-switching) < 60 W 50 to 60 Hz Table 6-12 8-cell, Li ion Battery Pack Dimensions Height Width Depth Weight0.82 in 5.67 in 3.03 in 0.94 lb21 mm 144 mm 77 mm 0.43 kg Energy 4.0 Amp hour Vo l t a g e Amp-hour capacity Watt-hour capacity 3.6 Amp hour Vo l t a g e Amp-hour capacity Watt-hour capacity14.4 V 4.0 Ah 57.6 Wh 14.4 V 3.6 Ah 51.8 Wh Te m p e r a t u r e Operating Nonoperating50 to 104° F -4 to 104° F10 to 40° C -20 to 60° C 268135-002.book Page 13 Thursday, October 24, 2002 4:10 PM
6–14Maintenance and Service Guide Specifications Table 6-13 System DMA Hardware DMA System Function DMA0 Available for audio DMA1 Entertainment audio (default; alternate = DMA0, DMA3, none) DMA2 Diskette drive DMA3 ECP parallel port LPT1 (default; alternate = DMA0, none) DMA4 DMA controller cascading (not available) DMA5 Available for PC Card DMA6 Not assigned DMA7 Not assigned ✎PC Card controller can use DMA 1, 2, or 5. 268135-002.book Page 14 Thursday, October 24, 2002 4:10 PM
Specifications Maintenance and Service Guide6–15 Table 6-14 System Interrupts Hardware IRQ System Function IRQ0 System timer IRQ1 Keyboard controller IRQ2 Cascaded IRQ3 COM2 IRQ4 COM1 IRQ5 Audio (default)* IRQ6 Diskette drive IRQ7 Parallel port IRQ8 Real time clock (RTC) IRQ9 Infrared IRQ10 System use IRQ11 System use IRQ12 Internal point stick or external mouse IRQ13 Coprocessor (not available to any peripheral) IRQ14 IDE interface (hard drive and optical drive) IRQ15 System use ✎PC Cards may assert IRQ3, IRQ4, IRQ5, IRQ7, IRQ9, IRQ10, IRQ11, or IRQ15. Either the infrared or the serial port may assert IRQ3 or IRQ4. *Default configuration; audio possible configurations are IRQ5, IRQ7, IRQ9, IRQ10, or none. 268135-002.book Page 15 Thursday, October 24, 2002 4:10 PM
6–16Maintenance and Service Guide Specifications Table 6-15 System I/O Addresses I/O Address (hex)System Function (shipping configuration) 000 - 00F DMA controller no. 1 010 - 01F Unused 020 - 021 Interrupt controller no. 1 022 - 024 Opti chipset configuration registers 025 - 03F Unused 02E - 02F 87334 “Super I/O” configuration for CPU 040 - 05F Counter/timer registers 044 - 05F Unused 060 Keyboard controller 061 Port B 062 - 063 Unused 064 Keyboard controller 065 - 06F Unused 070 - 071 NMI enable/real time clock 072 - 07F Unused 080 - 08F DMA page registers 090 - 091 Unused 092 Port A 093 - 09F Unused 0A0 - 0A1 Interrupt controller no. 2 268135-002.book Page 16 Thursday, October 24, 2002 4:10 PM
Specifications Maintenance and Service Guide6–17 I/O Address (hex)System Function (shipping configuration) 0A2 - 0BF Unused 0C0 - 0DF DMA controller no. 2 0E0 - 0EF Unused 0F0 - 0F1 Coprocessor busy clear/reset 0F2 - 0FF Unused 100 - 16F Unused 170 - 177 Secondary fixed disk controller 178 - 1EF Unused 1F0 - 1F7 Primary fixed disk controller 1F8 - 200 Unused 201 Joystick (decoded in ESS1688) 202 - 21F Unused 220 - 22F Entertainment audio 230 - 26D Unused 26E - 26 Unused 278 - 27F Unused 280 - 2AB Unused 2A0 - 2A7 Unused 2A8 - 2E7 Unused 2E8 - 2EF Reserved serial port Table 6-15 System I/O Addresses (Continued) 268135-002.book Page 17 Thursday, October 24, 2002 4:10 PM
6–18Maintenance and Service Guide Specifications I/O Address (hex)System Function (shipping configuration) 2F0 - 2F7 Unused 2F8 - 2FF Infrared port 300 - 31F Unused 320 - 36F Unused 370 - 377 Secondary diskette drive controller 378 - 37F Parallel port (LPT1/default) 380 - 387 Unused 388 - 38B FM synthesizer—OPL3 38C - 3AF Unused 3B0 - 3BB VGA 3BC - 3BF Reserved (parallel port/no EPP support) 3C0 - 3DF VGA 3E0 - 3E1 PC Card controller in CPU 3E2 - 3E3 Unused 3E8 - 3EF Internal modem 3F0 - 3F7 “A” diskette controller 3F8 - 3FF Serial port (COM1/default) CF8 - CFB PCI configuration index register (PCIDIVO-1) CFC - CFF PCI configuration data register (PCIDIVO-1) Table 6-15 System I/O Addresses (Continued) 268135-002.book Page 18 Thursday, October 24, 2002 4:10 PM
Specifications Maintenance and Service Guide6–19 Table 6-16 System Memory Map Size Memory Address System Function 640 KB 00000000-0009FFFF Base memory 128 KB 000A0000-000BFFFF Video memory 48 KB 000C0000-000CBFFF Video BIOS 160 KB 000C8000-000E7FFF Unused 64 KB 000E8000-000FFFFF System BIOS 15 MB 00100000-00FFFFFF Extended memory 58 MB 01000000-047FFFFF Super extended memory 58 MB 04800000-07FFFFFF Unused 2 MB 08000000-080FFFFF Video memory (direct access) 4 GB 08200000-FFFEFFFF Unused 64 KB FFFF0000-FFFFFFFF System BIOS 268135-002.book Page 19 Thursday, October 24, 2002 4:10 PM
Maintenance and Service GuideA–1 A Connector Pin Assignments Ta b l e A - 1 RJ-45 Network Interface Pin Signal Pin Signal 1 Transmit + 5 Unused 2 Transmit - 6 Receive - 3 Receive + 7 Unused 4Unused 8Unused 268135-002.book Page 1 Thursday, October 24, 2002 4:10 PM
A–2Maintenance and Service Guide Connector Pin Assignments Ta b l e A - 2 RJ-11 Modem Pin Signal Pin Signal 1Unused 4Unused 2 Tip 5 Unused 3Ring 6Unused Ta b l e A - 3 Universal Serial Bus Pin Signal Pin Signal 1 +5 VDC 3 Data + 2 Data - 4 Ground 268135-002.book Page 2 Thursday, October 24, 2002 4:10 PM
Connector Pin Assignments Maintenance and Service GuideA–3 Ta b l e A - 4 S-Video Pin Signal Pin Signal 1 Ground (Y) 3 Y-Luminance (Intensity) 2 Ground (C) 4 C-Chrominance (Color) 268135-002.book Page 3 Thursday, October 24, 2002 4:10 PM