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Model 7200
Preliminary Service Manual
Mainboard 77-72000-D02
LED 77-72004-D00
D/D & Charger 77-7200C-D02
Daughter Board 77-7200I-D10
LVDS 77-720FL-D00
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Specifications are subject to change without notice. July 1997
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Specifications The Notebook Computer is a state-of-the-art, high performance, portable system. It offers a host of features specially designed to enhance performance and usability. l CPU ü Intel P54C ü Intel P54LM ü Intel P55C with MMX technology. l Memory ü 3.3 V power supply. ü Supports Fast Page Mode/EDO. ü 512KB secondary cache pipeline burst synchronous SRAM. ü 8MB expandable up to 128MB. ü 8/16/32/64MB 144-pin SODIMM RAM modules (option). l System BIOS ü 256KB flash
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l PC Card Sockets ü One Type III or two Type II PC cards. ü CardBus support. ü One ZV-capable socket. l Mass Storage ü 2.5” (19mm high or less) or 3.0” (12.5mm high or less) hard disk drive. ü 3.5” floppy disk drive (interchangeable). ü 5.25” CD-ROM. ü 2.5” or 3.0” secondary hard disk drive. (option). l Infrared Wireless Communication ü IrDA. ü ASKIR. ü FIR. l Audio ü Sound Blaster Pro compatible. ü 3D stereo sound effects. ü Built-in microphone. ü 1MB ROM wavetable.
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I/O Address Map Hex range Device 000 - 00F DMA controller-1 020 - 021 Interrupt controller-1 040 - 043 Timer 1 048 - 04B Timer 2 060 - 06E KB controller M38813 chip select 070 - 071 RTC and NMI mask 080 - 08F DMA page register 0A0 - 0A1 Interrupt controller-2 0C0 - 0DF DMA controller-2 1F0 - 1F7 Fixed disk select 3F6 , 3F7 2F8 - 2FF Serial port 2 378 - 37A Parallel port 1 3B4 , 3B5 CRT controller index (mono) 3D4 , 3D5 CRT controller index (color) 3BA Feature
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Motherboard The motherboard is designed mainly based on Pentium CPU and the OPTi FireStar 82C700 chipset; it includes the following features: * OPTi 82C700 chipset solution from OPTi * C&T 65554 Multimedia Flat Panel Controller * PCI Local Bus IDE interface * SMC669FR super I/O Floppy Disk Controller * M38813 Keyboard Controller * Flash EPROM 256KB with AMI system BIOS, VGA BIOS * DRAM Upgradable to 128MB * 7 DMA channels * 13 interrupt levels * Real Time clock / calendar, batte
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Microprocessor P54C Pentium-100 Microprocessor The Intel Pentium Microprocessor is a 64-bit architecture with on chip Memory Management Unit (MMU), floating point (math coprocessor) and cache memory (16K bytes, code and data caches each contain 8 Kbytes of information) units. It has the same functions of the Pentium-75 CPU, but provides greatly enhanced performance. Feature includes: - Superscalar architecture - Separate code and data caches - Branch prediction - High perf
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Chips Core Logic Chip - OPTi FireStar 82C700 l Support for Intel 586 CPU with bus speed up to 66MHz l Support for both symmetric and asymmetric type DRAM l High Performance Memory Controller l Enhanced hidden refresh l Support for Fast Page mode, EDO type. l Supports two bus mastering IDE channels l Serial IRQs supported l Synchronous SRAM Clock Control to reduce Power Consumption l Stop Grant, Stop Clock for 1X clock scaling l PCI local bus support l Flash EPROM support l Screen
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VGA Controller - C&T 65554 l Supports displays with options for 1, 1.5, 2 and 4 MB l Supports burst PCI and EDO/FPM. l Supports 16 bit color DSTNs up to 1024x768x64K color, and TFT panels up to 1280x768x16M color. l Supports non-interlaced 1280x1024x64K, 1024x768x16M, 800x600x16M, and 640x480x16M color on CRT l Simultaneous display on flat panel and CRT. l Internal buffer provides flicker reduction l RGB signals driven from the C&T 65554 LUT/DAC can directly interface with a stan
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PC CARD 95 (CardBus) Interface Controller - TI PCI1131 TI CardBus Interface Controller 1131 implements the PCMCIA 2.0/JEIDA 4.1 standard. It contains the following functions: l PCI interface Specification 2.1 l Supports Zoom Video Mode l PCMCIA dual-socket interface l Five programmable memory windows per socket l Two I/O windows per socket l ATA disk interface support l Programmable Suspend mode l Automatic flash memory timing support l ExCA-compatible ZV Port Custom Inter
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Super I/O Floppy Disk Controller - SMC FDC669FR l Intelligent Auto Power Management l 16 Bit Address Qualification (Optional) l 2.88MB Super I/O Floppy Disk Controller ü Support Vertical Recording Format ü 16 Byte Data FIFO ü Enhanced Digital Data Separator. Data rate up to 1Mb/s. l Multi-Mode Parallel Port with ChiProtect Circuitry ü Standard Mode IBM PC/AT and PS/2 compatible bi-directional Parallel port. ü Enhanced Mode Enhanced Parallel Port (EPP) Compatible ü High Speed
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AIT1108E VGA to NTSC/PAL Converter l Converts VGA source analog RGB into broadcast-quality NTSC or PAL video signal. l Multiple output standards - NTSC, PAL. l S-Video output format. Real PCI To USB (OHCI) Chip - CMD0670 l Complies with OpenHCI 1.0,USB 1.0,and PCI Local Bus 2.1 specifications. l Bridges PCI bus and the Universal Serial Bus (USB). l USB device bandwidth of up to 12 Mb/s. l Full support of real time dynamic insertion and removal of devices. l 32-bit PCI local
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ESS ES1879 High Quality Audio Chip l Single,mixed-signal,16-bit stereo VLSI chip for digital audio l High-quality,20-voice ESFM music synthesizer patents pending l Supports ES978 Expansion audio Mixer chip l Full Plug and Play (PnP) ES690 Wavetable Synthesizer l Wavetable music synthesizer. l Playback of 16-bit data at 44.1 KHz via the ES1xxx DAC. l MIDI serial port compatible with MPU-401 serial port of ES1xxx. l Glueless interface with the external wavetable ROM. ES981 W
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Interfaces Floppy Disk Drive Interface Pin Description Pin Description 1 VCC 29 N.C 2 VCC 30 N.C 3 MTR0# 31 N.C 4 INDEX# 32 N.C 5 3MOD 33 N.C 6 FDD0# 34 N.C 7 TRK0# 35 N.C 8 DSKCHG# 36 N.C 9 HDSEL# 37 GND 10 DIR# 38 GND 11 RDATA# 39 N.C 12 STEP# 40 N.C 13 WRPRT# 41 N.C 14 WDATA# 42 N.C 15 WGATE# 43 N.C 16 DETECT0 44 N.C 17 GND 45 N.C 18 GND 46 N.C 19 N.C 47 N.C 20 DETECT1 48 N.C 21 N.C 49 N.C 22 N.C 50 N.C 23 N.C 51 N.C 24 N.C 52 N.C 25 N.C 53 N.C 26 N.C 54 N.C 2
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Hard Disk Drive Interface The Notebook PC has a standard PC/AT interface (IDE) which can directly interface with any hard disk drive with an embedded controller supporting the same PC/AT interface through the use of a 56-pin B/B connector. The 56-pin connector has the following pin configurations: Pin Description Pin Description 1 VCC 29 SDD3 2 VCC 30 SDD12 3 N.C 31 SDD2 4 N.C 32 SDD13 5 N.C 33 SDD1 6 N.C 34 SDD14 7 N.C 35 SDD0 8 N.C 36 SDD15 9 N.C 37 GND 10 N.C 38 GND 11 N.
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RS-232C Serial Interface The Notebook PC has one RS-232C serial port which enables users to connect a serial printer, a serial mouse, a plotter, a modem, etc. The key features of the serial port are listed as follows: ü IBM PC/AT compatible ü compatible with NS16C550 ü Individual modem control/signals for each channel ü Programmable serial interface characteristics : * 5-, 6-, 7-, or 8-bit characters * Even, odd, or no parity bit generation and detection * 1, 1 1/2 or 2 stop bit
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Expansion Memory Socket The Notebook PC has two 144-pin SODIMM type Expansion memory sockets with the following pin configurations: Socket 1: Pin Description Pin Description Pin Description 1 GND 2 GND 3 MD0 4 MD32 5 MD1 6 MD33 7 MD2 8 MD34 9 MD3 10 MD35 11 MEM-VCC 12 MEM-VCC 13 MD4 14 MD36 15 MD5 16 MD37 17 MD6 18 MD38 19 MD7 20 MD39 21 GND 22 GND 23 ICAS#0 24 ICAS#4 25 ICAS#1 26 ICAS#5 27 MEM-VCC 28 MEM-VCC 29 IMA0 30 IMA3 31 IMA1 32 IMA4 33 IMA2 34 IMA5 35 GND 36 GND 37
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Socket 2: Pin Description Pin Description Pin Description 1 GND 2 GND 3 MD0 4 MD32 5 MD1 6 MD33 7 MD2 8 MD34 9 MD3 10 MD35 11 MEM-VCC 12 MEM-VCC 13 MD4 14 MD36 15 MD5 16 MD37 17 MD6 18 MD38 19 MD7 20 MD39 21 GND 22 GND 23 ICAS#0 24 ICAS#4 25 ICAS#1 26 ICAS#5 27 MEM-VCC 28 MEM-VCC 29 IMA0 30 IMA3 31 IMA1 32 IMA4 33 IMA2 34 IMA5 35 GND 36 GND 37 MD8 38 MD40 39 MD9 40 MD41 41 MD10 42 MD42 43 MD11 44 MD43 45 MEM-VCC 46 MEM-VCC 47 MD12 48 MD44 49 MD13 50 MD45 51 MD14 52 MD4
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Docking Connector Pin Assignment Pin Description Pin Description Pin Description 1 A+ 2 A+ 3 CCO 4 SOUTA 5 GND 6 /DCD2 7 /DSR2 8 SIN2 9 /RTS2 10 GND 11 /STROBE 12 /AUTOFD 13 PPD0 14 /ERROR 15 PPD1 16 /INIT 17 PPD2 18 GND 19 SLCT 20 D-LOCK 21 CCLK3 22 GND 23 CCLK2 24 GND 25 CCLK1 26 GND 27 CCLK0 28 GND 29 A+ 30 CCO 31 CCO 32 +20V-EN 33 SINA 34 GND 35 SOUT2 36 /CTS2 37 /DTR2 38 /RI2 39 GND 40 /SLCTIN 41 PPD3 42 PPD4 43 PPD5 44 PPD6 45 PPD7 46 /ACK 47 BUSY 48 PE 49 BHSYNC 50 B
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Internal Trackpad Interface There is a 8-pin connector used to interface with the internal trackpad. It will be disabled when external mouse has been installed. The trackpad is hardware- connected to PS/2 port, hardware-compatible to Microsoft PS/2 mouse and software- compatible to Microsoft mouse mode. The following is the pin configuration for the connector: Pin Description 1 VCC 2 PS/2 DATA 3 PS/2 CLK 4 SW Right 5 SW Left 6 GND 7 N.C 8 N.C External Monitor Interface P
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External Keyboard/PS2 Mouse Interface Pin Description 1 KBD-DATA 2 MUS-DATA 3 GND 4 VCC 5 KBD-CLK 6 MUS-CLK External S-Video TV-Out Interface Pin Description 1 GND 2 GND 3 XLUMA 4 XCRMA External Game Port Interface Pin Description 1 VCC 2 SWA 3 TA 4 GND 5 GND 6 TB 7 SWB 8 VCC 9 VCC 10 SWC 11 TC 12 MSO 13 TD 14 SWD 15 MSI 20
