Page 3 - ATA/IDE Ultra 33 Hard drive interface
The PC/II+p board is a rugged full featured PENTIUM or K6 SBC that has been engineered with available leading edge components and software. This board supports the available low-power socket 7 processors, and utilizes the ALI chipset which provides both PCI and ISA buses. It is PC/104 compliant and ...
Page 4 - PC/II+p Board Technical Reference Manual; Revision List
PC/II+p Board Technical Reference Manual 4 MT002615 ©1999-2001, Megatel Computer Corporation Revision List Page REVISION MT002605 2000/02/02 Prerelease Version for PC/II+p v2.00 Manual reformatted 1ff Component Top, Bottom & Dimension Diagrams updated 30, 31, 96 Component naming updated Various ...
Page 6 - Table of Contents
PC/II+p Board Technical Reference Manual 6 MT002615 ©1999-2001, Megatel Computer Corporation Table of Contents Page 1 INTRODUCTION................................................................................................................................12 1.1 PC/II+p Overview .....................
Page 9 - List of Figures
PC/II+p Board Technical Reference Manual 9 MT002615 ©1999-2001, Megatel Computer Corporation List of Figures Page Figure 1 PC/II+p Block Diagram (V2.04) .............................................................................................20 Figure 2 Component Placement – Top Side (v2.04) ......
Page 11 - Preface
PC/II+p Board Technical Reference Manual 11 MT002615 ©1999-2001, Megatel Computer Corporation Preface This document uses hyperlinks to assist you in navigating. In this document, hyperlink text is underlined - but color is normally black. Underlining is not used elsewhere. In some cases where, withi...
Page 12 - Introduction
PC/II+p Board Technical Reference Manual 12 MT002615 ©1999-2001, Megatel Computer Corporation 1 Introduction Thank you for your interest in the Megatel PC/II+p Cpu board, one of the 104Family of scalable complete computer boards from Megatel. If you have chosen this board for your applications, you ...
Page 14 - Reference Documents; Reference Standards
PC/II+p Board Technical Reference Manual 14 MT002615 ©1999-2001, Megatel Computer Corporation 2 Reference Documents 2.1 Datasheets Acer Laboratories Inc. Aladdin IV – M1531B Cpu-to-PCI bridge, Memory, Cache and Buffer Controller Data Sheet, Version 1.2, Jan 1998 Acer Laboratories Inc. Aladdin – M154...
Page 15 - Specification Summary
PC/II+p Board Technical Reference Manual 15 MT002615 ©1999-2001, Megatel Computer Corporation 3 Specification Summary 3.1 PC/II+p Board Specifications Board Form Factor : 3.775 x 3.550 inch, PC/104 compliant Board Type : FR4 Architecture : PC®/AT Central Processing Unit : CPGA 321-Pin Socket, for Lo...
Page 18 - Watchdog
PC/II+p Board Technical Reference Manual 18 MT002615 ©1999-2001, Megatel Computer Corporation Daylight savings time support Unique 48-Bit Serial Number can be used for customer application Watchdog : Dallas DS1706 with Watchdog Hardware timer is strobed once per second or faster Hardware timer expir...
Page 21 - Settings; Jumper Settings – Cpu Type and Clock Frequencies; Table 1 Jumper Settings – Cpu Type and Clock Frequencies; SUPPORTED PROCESSOR; open closed
PC/II+p Board Technical Reference Manual 21 MT002615 ©1999-2001, Megatel Computer Corporation 4 Settings 4.1 Jumper Settings – Cpu Type and Clock Frequencies Refer to Section 6.2 for the Component Placement – Top Side diagram. All jumpers are normally on the TOP side of the board. This table applies...
Page 22 - Jumper Settings – Other; Table 2 Jumper Settings – Other; JUMPER
PC/II+p Board Technical Reference Manual 22 MT002615 ©1999-2001, Megatel Computer Corporation 4.2 Jumper Settings – Other Refer to Section 6.2 for placement of Jumpers. All jumpers are normally on the TOP side of the board. Table 2 Jumper Settings – Other JUMPER SETTING SELECTED OPTION COMMENT open ...
Page 23 - Electrical Specifications; Absolute Maximum Ratings; Table 3 Electrical – Absolute Maximum Ratings; Parameter; NOTES
PC/II+p Board Technical Reference Manual 23 MT002615 ©1999-2001, Megatel Computer Corporation 5 Electrical Specifications The PC/II+p operates on a single +5V ± 5% supply. Power is supplied to the board through J907, the +5V Power Connector. On-board power requirements at +3.3V, +2.5V and VCPUCORE a...
Page 24 - Recommended Operating Conditions; Table 4 Electrical – Recommended Operating Conditions
PC/II+p Board Technical Reference Manual 24 MT002615 ©1999-2001, Megatel Computer Corporation 5.2 Recommended Operating Conditions Table 4 Electrical – Recommended Operating Conditions Parameter Symbol Min Typical Max Units NOTES Power Supply Digital VCC 4.75 5.0 5.25 V Power Supply Rise Time +3.0V ...
Page 25 - DC Characteristics; Table 5 Electrical – DC Characteristics
PC/II+p Board Technical Reference Manual 25 MT002615 ©1999-2001, Megatel Computer Corporation 5.3 DC Characteristics Table 5 Electrical – DC Characteristics Parameter Symbol Min Typical Max Units NOTES Power Supply (digital) VCC 4.75 5.0 5.25 V Power Supply Current +5V Supply ICC5 1.1A A (1),(2) Pow...
Page 26 - Table 6 Electrical – Voltage Monitor Characteristics
PC/II+p Board Technical Reference Manual 26 MT002615 ©1999-2001, Megatel Computer Corporation 5.4 Voltage Monitor A MicroMonitor is included on the board, the Dallas Semiconductor DS1706S, to provide both a watchdog function and a dual-voltage monitor function. This section discusses the voltage mon...
Page 27 - Table 7 Electrical – PC/104 Bus Drive Current; Symbol
PC/II+p Board Technical Reference Manual 27 MT002615 ©1999-2001, Megatel Computer Corporation 5.5 PC/104 Bus Drive Current The PC/104 bus drive current is specified by the PC/104 Specification, Version 1.3, listed in section 2.2. The PC/II+p board complies to this standard. Most PC/104 bus signals h...
Page 28 - Component Summary; Bill of Materials; REF
PC/II+p Board Technical Reference Manual 28 MT002615 ©1999-2001, Megatel Computer Corporation 6 Component Summary 6.1 Bill of Materials The major components on the PC/II+p board are contained in the following table. See Notes. Table 8 Board Component List (v2.04) REF QTY DESCRIPTION 1 PART 2 VENDOR ...
Page 30 - Component Placement – Top Side
PC/II+p Board Technical Reference Manual 30 MT002615 ©1999-2001, Megatel Computer Corporation 6.2 Component Placement – Top Side The following diagram shows the components on the top (component) side of the PC/II+p board. J003 J005 J006 J004 Y001 14.318 MHZ U007 M1531B U002 SOCKET-7 AMD / INTEL CPU ...
Page 31 - Component Placement – Bottom Side
PC/II+p Board Technical Reference Manual 31 MT002615 ©1999-2001, Megatel Computer Corporation 6.3 Component Placement – Bottom Side The following diagram shows the components on the bottom (solder) side of the PC/II+p board. 1 U012 U011 U013 U010 48LCxM16 48LCxM16 48LCxM16 48LCxM16 1 1 1 U005 4829EE...
Page 32 - Functional Specifications
PC/II+p Board Technical Reference Manual 32 MT002615 ©1999-2001, Megatel Computer Corporation 7 Functional Specifications 7.1 Bridge See Bus, DRAM Memory, Peripheral Controllers, Section 7.2. 7.2 Bus, DRAM Memory, Peripheral Controllers The PC/II+p board utilizes the ALI Aladdin M1531B north bridge ...
Page 33 - INDEX OF PINOUTS
PC/II+p Board Technical Reference Manual 33 MT002615 ©1999-2001, Megatel Computer Corporation 7.4 Connectors, Headers and Sockets Connectors, Headers and Sockets sample part numbers are given in this section, and pinout information can be viewed from this section by using the links provided in the t...
Page 34 - Table 9 Connector Option Part Numbers
PC/II+p Board Technical Reference Manual 34 MT002615 ©1999-2001, Megatel Computer Corporation 7.4.1 Connector Sample Part Numbers The following connectors are available (by option, except for J907 which is required): • J901,J902 – PC/104 Connectors AB and CD – 2 x 32 and 2 x 20 Header (.100 inch) • ...
Page 36 - MANUF; AMD
PC/II+p Board Technical Reference Manual 36 MT002615 ©1999-2001, Megatel Computer Corporation 7.5 Cpu Processor PC/II+p contains a 321-Pin socket for a Socket 7 Processor. Socket 7 specification is backward compatible with Socket 5 and with many 296-Pin SPGA and CPGA processors. Bus speeds up to 66 ...
Page 38 - Ethernet Interface
PC/II+p Board Technical Reference Manual 38 MT002615 ©1999-2001, Megatel Computer Corporation 7.7 Ethernet Interface PC/II+p contains an optional, highly-integrated LAN Ethernet Interface, that is used in networking applications. This option includes the single-chip Crystal CS8900 controller (U004),...
Page 39 - Figure 4 Diagram – J905 – Ethernet 2x5 Pin .100 Inch R/A Male Header; PIN GROUP
PC/II+p Board Technical Reference Manual 39 MT002615 ©1999-2001, Megatel Computer Corporation 7.7.1 Ethernet Interface Pinout Figure 4 Diagram – J905 – Ethernet 2x5 Pin .100 Inch R/A Male Header 2 4 6 8 10 ⊕ ⊕ ⊕ ⊕ ⊕ ⊕ ⊕ ⊕ ⊕ ⊕ 1 3 5 7 9 NOTES 1 Top (component) view is shown. Table 11 Pinout – J905 – ...
Page 40 - Table 12 Signals – J905 – Ethernet 10Base-T Interface
PC/II+p Board Technical Reference Manual 40 MT002615 ©1999-2001, Megatel Computer Corporation Table 12 Signals – J905 – Ethernet 10Base-T Interface PIN NAME PIN# SIGNAL NAME SIGNAL DESCRIPTION E1-TD- 7 Negative Transmit Data Negative Differential Manchester-encoded Transmit Data Line, 10 Mbps, from ...
Page 41 - PIN NAME; Ground
PC/II+p Board Technical Reference Manual 41 MT002615 ©1999-2001, Megatel Computer Corporation 7.8 Fan Connector – J008 The FAN connector (J008) is a basic feature on PC/II+p boards and is always shipped. This connector supplies +5V and Ground pins which may be used to power a CPU-mounted fan. For PC...
Page 42 - Flash ROM – BIOS; Table 15 ETHERNET Drivers & Utilities; Table 16 VIDEO Drivers & BIOS Options; DRIVER NAME
PC/II+p Board Technical Reference Manual 42 MT002615 ©1999-2001, Megatel Computer Corporation 7.9 Flash ROM – BIOS The standard ROM on the PC/II+p is a 2 Mbit (256K Byte) flash EEPROM. This EEPROM contains the system BIOS and all option BIOS modules, including the SVGA BIOS and any other bios module...
Page 43 - product provided by M-
PC/II+p Board Technical Reference Manual 43 MT002615 ©1999-2001, Megatel Computer Corporation 7.10 Flash Disk PC/II+p contains a 32-Pin DIP socket (U006) that can be user-populated with a flash disk device. Megatel supports flash disk modules which are compatible with the Disk-on-Chip ® product prov...
Page 44 - Floppy Disk Interface
PC/II+p Board Technical Reference Manual 44 MT002615 ©1999-2001, Megatel Computer Corporation 7.11 Floppy Disk Interface PC/II+p contains an integrated 2.88 MB (formatted) Floppy Disk Drive Controller. The M1543-based controller interface signals are made available on the Mass I/O connector, J904. F...
Page 45 - Table 17 Signals – J904 – Floppy Disk Interface
PC/II+p Board Technical Reference Manual 45 MT002615 ©1999-2001, Megatel Computer Corporation 7.11.1 Floppy Disk Interface Pinout Table 17 Signals – J904 – Floppy Disk Interface PIN NAME PIN# SIGNAL NAME SIGNAL DESCRIPTION F1-DENSL0# e20 Density Select This signal Indicates whether a low (250/300 Kb...
Page 47 - Table 18 Signals – J903 – IDE/ATA Interface
PC/II+p Board Technical Reference Manual 47 MT002615 ©1999-2001, Megatel Computer Corporation 7.12.1 IDE Interface Pinout Table 18 Signals – J903 – IDE/ATA Interface PIN NAME PIN# SIGNAL NAME SIGNAL DESCRIPTION A1-DA0 a6 Address Bus 0 This signal is Address Bit 0 of the ATA Address Bus that is conne...
Page 50 - Table 19 Signals – J904 – Keyboard Interface
PC/II+p Board Technical Reference Manual 50 MT002615 ©1999-2001, Megatel Computer Corporation 7.13 Keyboard & Mouse Interface PC/II+p contains an integrated PS2/AT-style keyboard and PS2-style Mouse controller. The 8042 compatible controller is supported by the Acer Laboratories M1543C south bri...
Page 51 - Table 21 Total System Memory Options; SOLDERED SDRAM MEMORY
PC/II+p Board Technical Reference Manual 51 MT002615 ©1999-2001, Megatel Computer Corporation 7.14 Memory The PC/II+p board is shipped with soldered 66 MHz (10 ns) typical, 3.3v Synchronous DRAM memory, soldered to the bottom of the board. The amount of soldered on a given board is automatically det...
Page 53 - Table 22 Signals – J904 – Parallel LPT1 Interface
PC/II+p Board Technical Reference Manual 53 MT002615 ©1999-2001, Megatel Computer Corporation 7.17.1 Parallel Port Pinout Table 22 Signals – J904 – Parallel LPT1 Interface PIN NAME PIN# SIGNAL NAME SIGNAL DESCRIPTION P1-AFD# b9 Autofeed Output This active low output causes the printer to automatical...
Page 54 - CLOCK; Default
PC/II+p Board Technical Reference Manual 54 MT002615 ©1999-2001, Megatel Computer Corporation 7.18 PC/104 Bus Interface PC/II+p provides a 16-bit (or 8-bit) PC/104 bus through on-board connectors J901 and J902. One or more PC/104 option modules can be attached to PC/II+p via the PC/104 bus connector...
Page 57 - the connector diagram in this section.
PC/II+p Board Technical Reference Manual 57 MT002615 ©1999-2001, Megatel Computer Corporation PIN GROUP 1,3 COL 2 ROW A ROW B PC104 - AB 20 SA11 SYSCLK PC104 - AB 21 SA10 IRQ7 PC104 - AB 22 SA9 IRQ6 PC104 - AB 23 SA8 IRQ5 PC104 - AB 24 SA7 IRQ4 PC104 - AB 25 SA6 IRQ3 PC104 - AB 26 SA5 DACK2* PC104 -...
Page 59 - Figure 7 Diagram – J907 – +5v Power Header; GND; GND; GND
PC/II+p Board Technical Reference Manual 59 MT002615 ©1999-2001, Megatel Computer Corporation 7.19 Power (+5V) Connector - J907 The PC/II+p is shipped with J907 installed. J907 is a +5V Power Header that sources +5V from an external supply to the board. All other on-board power planes (such as +3.3V...
Page 60 - 42 Bytes battery backed up NVRAM
PC/II+p Board Technical Reference Manual 60 MT002615 ©1999-2001, Megatel Computer Corporation 7.21 Real-Time Clock The PC/II+p contains an optional Real-Time Clock (RTC), a Dallas Semiconductor DS1685E. This clock is a full-function part, and is certified as Year-2000 compliant by Dallas. The RTC us...
Page 62 - Table 30 Real-Time Clock Memory Map
PC/II+p Board Technical Reference Manual 62 MT002615 ©1999-2001, Megatel Computer Corporation 7.21.5 Real-Time Clock – Memory Map Table 30 Real-Time Clock Memory Map RTC Bank 0 Bank 1 Offset Description Access Description Access 00 Seconds R(bits 0-7), W(bits 0-6) Seconds R(bits 0-7), W(bits 0-6) 01...
Page 63 - Table 31 RTC Extended RAM Memory Map
PC/II+p Board Technical Reference Manual 63 MT002615 ©1999-2001, Megatel Computer Corporation RTC Bank 0 Bank 1 Offset Description Access Description Access 4F RAM Byte 4F RTC Address - 3 50 RAM Byte 50 Extended RAM Address 51 RAM Byte 51 Reserved 52 RAM Byte 52 Reserved 53 RAM Byte 53 Extended RAM ...
Page 64 - Table 32 Signals – J904 – Reset Switch Interface; Manual Reset
PC/II+p Board Technical Reference Manual 64 MT002615 ©1999-2001, Megatel Computer Corporation 7.22 Reset Switch PC/II+p responds to a "reset switch" signal input (MR-RSTSW#) from the Mass I/O Connector, J904. The reset switch signal is Active Low. It should be left unconnected if unused. See...
Page 65 - Table 33 Serial Channel Baud Rates (From ALI M1543C Datasheet); Desired baud rate
PC/II+p Board Technical Reference Manual 65 MT002615 ©1999-2001, Megatel Computer Corporation 7.23 Serial Ports PC/II+p basic board contains a standard RS-232 port; optionally, a second standard RS-232 port may be ordered. Each serial port includes a high performance 16C550 compatible UARTs (provide...
Page 66 - Table 34 Signals – J904 – Serial COM1 Interface
PC/II+p Board Technical Reference Manual 66 MT002615 ©1999-2001, Megatel Computer Corporation For more detailed information about serial I/O, please refer to the Acer Laboratories M1543C datasheet, found in section 2, "Reference Documents" in this document. 7.23.1 Serial COM1 Pinout Table 34...
Page 67 - Table 35 Signals – J904 – Serial COM2 Interface
PC/II+p Board Technical Reference Manual 67 MT002615 ©1999-2001, Megatel Computer Corporation 7.23.2 Serial COM2 Pinout Table 35 Signals – J904 – Serial COM2 Interface PIN NAME PIN# SIGNAL NAME SIGNAL DESCRIPTION C2-CTS# c15 Clear to Send This active low input is the handshake signal which notifies ...
Page 68 - Table 36 Signals – J904 – PC Speaker Output Interface; a7 Conditioned
PC/II+p Board Technical Reference Manual 68 MT002615 ©1999-2001, Megatel Computer Corporation 7.24 South Bridge See Bus, DRAM Memory, Peripheral Controllers, Section 7.2. 7.25 Speaker Output Output sound waveform signals carried by the Speaker Output signal are generated by Timer 2. The speaker outp...
Page 70 - Table 37 Signals – J904 – USB Ports 0 & 1 Interface
PC/II+p Board Technical Reference Manual 70 MT002615 ©1999-2001, Megatel Computer Corporation 7.27 USB Ports PC/II+p contains an integrated USB controller within the ALI M1543C south bridge, that provides one root hub with two USB ports based on OpenHCI 1.0a Specification. The 4 differential data si...
Page 72 - Table 38 Flat Panel Interface Signal Mapping
PC/II+p Board Technical Reference Manual 72 MT002615 ©1999-2001, Megatel Computer Corporation Table 38 Flat Panel Interface Signal Mapping Mass I/O Pin# Mass I/O Pin Name 69030 Pin Name Mono SS 8-bit Mono DD 8-bit Mono DD 16-bit Color TFT 9/12/ 16 bit Color TFT 18 bit Color TFT 24 bit Color TFT HR 1...
Page 73 - Table 39 Signals – J903 – Video CRT Display Interface
PC/II+p Board Technical Reference Manual 73 MT002615 ©1999-2001, Megatel Computer Corporation 7.28.3 Video Mode Support – Standard VGA Modes At the time of revision of this document, a definitive list of modes supported by the 69030 was not yet available in publishing format. Please contact Intel fo...
Page 74 - Table 40 Signals – Mass I/O J904 – Panel Interface
PC/II+p Board Technical Reference Manual 74 MT002615 ©1999-2001, Megatel Computer Corporation 7.28.6 Video Panel Interface – J904 Table 40 Signals – Mass I/O J904 – Panel Interface PIN NAME PIN# SIGNAL NAME SIGNAL DESCRIPTION L1-ACTI c7 Activity Indicator (ACTI) This signal is the Activity Indicator...
Page 75 - Data Output P23
PC/II+p Board Technical Reference Manual 75 MT002615 ©1999-2001, Megatel Computer Corporation PIN NAME PIN# SIGNAL NAME SIGNAL DESCRIPTION L1-FPD23 e1 Data Output P23 Flat panel data output P23. Active high. Output. L1-LP c6 Latch Pulse Flat Panel equivalent of HSYNC. May also be configured as BLANK...
Page 78 - System Resource Maps; USED BY
PC/II+p Board Technical Reference Manual 78 MT002615 ©1999-2001, Megatel Computer Corporation 8 System Resource Maps 8.1 I/O Address Map Table 41 I/O Map I/O ADDRESS REGION 1 USED BY DESCRIPTION USED FOR 0000-000F M1543C DMA controller 1 8237A-5 0010-0014 M1543C IDE Native Mode Primary Channel Reser...
Page 79 - space supported by the processor.
PC/II+p Board Technical Reference Manual 79 MT002615 ©1999-2001, Megatel Computer Corporation I/O ADDRESS REGION 1 USED BY DESCRIPTION USED FOR 037B-037F M1543C LPT1 (EPP mode) LPT1 – EPP 03B4-03B5 69030 VGA crtc index / data VGA BIOS 03BA 69030 VGA status register / Feature Control Register VGA BIO...
Page 80 - Memory Map – First Megabyte; Table 42 Memory Map – First Megabyte; LENGTH; Base Memory Address Region.
PC/II+p Board Technical Reference Manual 80 MT002615 ©1999-2001, Megatel Computer Corporation 8.2 Memory Map – First Megabyte A total of up to 64 Megabytes of main memory can be shipped on-board. The mapping of memory in the first megabyte of main memory (A.K.A. real-mode memory) is given in Table 4...
Page 81 - Interrupt IRQ Map; Table 43 Interrupt Map; SOURCE; Cascade to Interrupt Controller 2
PC/II+p Board Technical Reference Manual 81 MT002615 ©1999-2001, Megatel Computer Corporation 8.3 Interrupt IRQ Map Table 43 Interrupt Map INTERRUPT REQUEST NUMBER SOURCE DESCRIPTION NOTES IRQ0 M1543C TIMER 0 1 IRQ1 M1543C KEYBOARD 1 IRQ2 Cascade to Interrupt Controller 2 1 IRQ3 M1543C COM2 1 IRQ4 M...
Page 82 - Table 44 DMA Map; DMA REQUEST NUMBER; Floppy
PC/II+p Board Technical Reference Manual 82 MT002615 ©1999-2001, Megatel Computer Corporation 8.4 DMA Channel Map Table 44 DMA Map DMA REQUEST NUMBER 1 SOURCE DESCRIPTION DRQ0 DRQ1 DRQ2 Floppy Disk Controller DRQ3 DRQ4 M1543C Cascade for DMA Controller 1 DRQ5 DRQ6 DRQ7 NOTES (1) DMA request numbers ...
Page 83 - Mass I/O Connector Pinout; Card
PC/II+p Board Technical Reference Manual 83 MT002615 ©1999-2001, Megatel Computer Corporation 9 Mass I/O Connector Pinout All peripheral I/O, with the exception of Ethernet (J905), is made available through an on-board 5 X 33 2mm H.M. (hard metric) grid Mass I/O Connector. The Mass I/O Connector is ...
Page 85 - Table 47 Signals – Mass I/O J903,J904 – Power & Miscellaneous
PC/II+p Board Technical Reference Manual 85 MT002615 ©1999-2001, Megatel Computer Corporation 9.2 Mass I/O Power & Ground Pins Table 47 Signals – Mass I/O J903,J904 – Power & Miscellaneous PIN NAME PIN# SIGNAL NAME SIGNAL DESCRIPTION +3.3V J904 - a8 +3.3v +3.3V – SOURCED BY CPU BOARD; DO NOT...
Page 88 - 1 Ordering Information
PC/II+p Board Technical Reference Manual 88 MT002615 ©1999-2001, Megatel Computer Corporation 11 Ordering Information The PC/II+p may be ordered directly from Megatel or through one of our representatives. Inquire today! Small quantity orders (1-4) and OEM development kits are normally available muc...
Page 90 - Option b – Power Supply Arrangement
PC/II+p Board Technical Reference Manual 90 MT002615 ©1999-2001, Megatel Computer Corporation 11.3 PC/II+p Order Options Options are listed in the following sub-sections, in alphabetical order of OPTION LETTER. All features not listed in this section are shipped on all boards (for example, USB, IDE,...
Page 91 - Option c – Panel ENAVEE Polarity
PC/II+p Board Technical Reference Manual 91 MT002615 ©1999-2001, Megatel Computer Corporation 11.3.3 Option c – Panel ENAVEE Polarity 0 ENAVEE is UNUSED Select is video will not be ordered, or the panel interface will not be used. The ENAVEE signal is used to control power sequencing on some types o...
Page 94 - 2 Service Information; Name
PC/II+p Board Technical Reference Manual 94 MT002615 ©1999-2001, Megatel Computer Corporation 12 Service Information If you feel your board requires service, Megatel Service Department will do all it can to get you up and running – quickly. If you purchased your board from a Distributor: Our distrib...
Page 95 - : Please call Megatel; Megatel SERVICE FORM
PC/II+p Board Technical Reference Manual 95 MT002615 ©1999-2001, Megatel Computer Corporation Courier Company to be Used for Returning this Shipment: Please Circle or Check One PRIOR TO SHIPPING: : Please call Megatel to receive your RMA#. Only boards sent withan RMA# will be given priority. T h i s...
Page 96 - 3 Physical Specifications
PC/II+p Board Technical Reference Manual 96 MT002615 ©1999-2001, Megatel Computer Corporation 13 Physical Specifications The physical size of the PC/II+p is compliant with the PC/104 Specification. The size is 3.775 x 3.550 inches (95.9 x 90.2 mm). In the diagram, connectors J901 and J902 are specif...
Page 97 - Keyword Index
PC/II+p Board Technical Reference Manual 97 MT002615 ©1999-2001, Megatel Computer Corporation Keyword Index + +1.9V, 13 +12V, 56 +2.5V, 4, 13, 23 +3,3V, 59 +3.3V, 4, 13, 23, 26, 29, 71, 84, 85 +5V, 13, 18, 19, 23, 25, 26, 33, 34, 41, 57, 58, 59, 64, 65, 70, 83, 84, 85 1 1.25mm, 41 10 BASE T, 40 104F...
Page 98 - dual drive panels, 71
PC/II+p Board Technical Reference Manual 98 MT002615 ©1999-2001, Megatel Computer Corporation BIOS ROM, 80 BLANK#, 75 Block Diagram, 20 Board Form Factor, 15 Board Type, 15 board-stacking, 34 Branch Prediction, 15, 36 bridge, 12, 14, 32, 50, 70 Bridge, 14, 29, 32, 52, 54, 68 BT01, 28 C C1-CTS, 66, 8...
Page 103 - Specifications
PC/II+p Board Technical Reference Manual 103 MT002615 ©1999-2001, Megatel Computer Corporation shadow, 42, 80 SHFCLK, 72, 75 Size. See Physical Specifications. See Physical Specifications SMEMR, 56 SMEMR#, 27 SMEMW, 56 SMEMW#, 27 Socket, 1, 3, 12, 14, 15, 16, 18, 32, 36, 88, 89, 90, 91 SOCKET, 28, 2...
