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Images of BIOS ROM's for Certain XT Clones


NOTE:  Additional images at  https://theretroweb.com/



BIOS source From a TurboXT clone          (CPU: 8088)
Supplier archeocomp at the Vintage Computer Federation Forums (VCFF), on NOV13
BIOS chip type 27C64
BIOS contains the string "8088-BIOS (C) 1985,1986, AMI"
Comment Contains the date "01/31/89" at the start and at the end.
Download AMI 8088-BIOS 31JAN89.BIN



BIOS source Motherboard: labelled X'GOLDEN BOARD          (CPU: 8088)
Supplier jh1523 at the Vintage Computer Federation Forums (VCFF), on JUL15
BIOS chip type 27C64
BIOS contains the string "S.pecial I.ntegrated D.esigns Co. BIOS For PC,XT-16  Version 4.1"
Comments 1. Photo of BIOS ROM is in the ZIP file.
2. Possibly made by Golden Star Technology Inc.
3. User manual may be the one at here.  (Circuit diagram shows 8 ROM's designated U28 to U35.)
Download SID BIOS version v4.1.zip
Motherboard photo Photo           (3 MB)



BIOS source Motherboard: labelled X'GOLDEN TURBO-BOARD          (CPU: 8088 @ 8 MHz)
Supplier modem7 at the Vintage Computer Federation Forums (VCFF)
BIOS chip type 27C64
BIOS contains the string "T U R B O - XT 1986 Speed 4.77/8.00MHz Version 3.10"
Comments 1. Same BIOS as the one on my BITCOM 640KB TURBO SYSTEM BOARD motherboard.  See the BITCOM entry below.
2. The date at the end appears to be partially corrupted.
3. Motherboard possibly made by Golden Star Technology Inc.
4. User manual for a very close motherboard is at here.  (Component layout same, except extra jumpers.)
5. For this BIOS, toggling of turbo mode is done via [CTRL][ALT][-]
Download Turbo_XT_3.10_2764.bin
Motherboard photo Photo           (10 MB)



BIOS source Motherboard: PIM-TURBO, by DTK ?          (CPU: 8088 @ 8 MHz)
Supplier Robin4 at the Vintage Computer Federation Forums (VCFF), on JUN23
BIOS chip type 27C64
BIOS contains the string "Submarine Personal Computer XT Ver.2.0"
Download BIOS ROM - Submarine Personal Computer XT Ver.2.0.bin
Motherboard photo Photo



BIOS source Motherboard: PIM-TB10-Z REV-9, by DTK          (CPU: 8088 @ 10 MHz)
Supplier modem7 at the Vintage Computer Federation Forums (VCFF)
BIOS chip type 27C64
BIOS contains the string "DTK Corp. COMPUTER '88 DTK/ERSO/BIOS 2.42 (C) 1986"
Comment User's manual is here
Comment 1. Revision 9 of motherboard.
2. Same BIOS as the one on my Bi-017A motherboard.  See the Bi-017A entry below.
3. The BIOS beeps the speaker (a single beep) before it displays anything on-screen.
Download DTK_ERSO_2.42_2764.bin
Motherboard photo Photo           (10 MB)



BIOS source Motherboard: XT clone motherboard, made by Juko          (CPU: V20 @ 12 MHz)
Supplier modem7 at the Vintage Computer Federation Forums (VCFF)
BIOS chip type 27C64
BIOS contains the string "XT BIOS V2.05 COPYRIGHT Award Software Inc. 1986"
"(C)Award 1986 IBM COMPATIBLE"
"SUPERWAVE ELECTRONIC CO., LTD."
Comments 1. "JUKO" is printed on the underside of the motherboard PCB (between slots 4 and 5).
2. The motherboard matches with the layout diagram shown in the manual of the 'UX Turbo Mainboard'.
3. A variation of this motherboard has 1 MB of RAM.
Download Award_XT_2.05_2764.bin
Motherboard photo Photo           (1 MB)



BIOS source Motherboard: Unbranded XT clone          (CPU: 8088 @ 8 MHz)
Supplier SomeGuy at the Vintage Computer Federation Forums (VCFF), on MAY17
BIOS chip type 27C64
BIOS contains the string "ETHOM Associates Inc. Personal Computer Version 1.1F"
Download BIOS ROM - ETHOM Associates - version 1.1F
Motherboard photo Photo           (1 MB)



BIOS source Motherboard: Unbranded XT clone          (CPU: 8088 @ 8 MHz)
Supplier Chr$ at the Vintage Computer Federation Forums (VCFF), on AUG21
BIOS chip type 27C64
BIOS contains the strings "(C) COMPUTER TURBO version 2.0 1985"
"(C) PC/XT TURBO"
"8 MHz SYSTEM"
"10/16/84"
Download BIOS ROM - COMPUTER TURBO - version 2.0
Motherboard photo Photo



BIOS source Motherboard: From a generic XT clone          (CPU: 8088)
Supplier SomeGuy at the Vintage Computer Federation Forums (VCFF), on DEC13
BIOS chip type ????
Contains the strings "Copyright (c) 1984,1985,1986 Phoenix Technologies Ltd"
"ROM BIOS Ver 2.27"
"YANGTECH.INC"
Download Phoenix XT clone BIOS V2.27 dated 29MAY86.zip



BIOS source Motherboard: Micro Universe          (CPU: 8088)
Supplier MikeS at the Vintage Computer Federation Forums (VCFF), on APR08
BIOS chip type ????
Contains the strings "Copyright (c) 1984,1985,1986 Phoenix Technologies Ltd"
"ROM BIOS Ver 2.51"
"Micro-Universe ver 1.0B"
Download Phoenix XT clone BIOS V2.51 dated 21JAN87.zip



BIOS source From a "ALCO 8MHz" machine          (CPU: 8088)
Supplier kishi at the Vintage Computer Federation Forums (VCFF), on MAR10
BIOS chip type ????
Contains the strings "I.B.M..Copyright (c) 1984,1985,1986 Phoenix Technologies Ltd"
"ROM BIOS Ver 2.27"
Download ALCO8MHZ.bin



BIOS source Samtron 88S, an XT clone computer made by Samsung
Supplier modem7 at the Vintage Computer Federation Forums (VCFF)
BIOS chip type 27C256
Contains the strings "IBM COMPATIBLE 88 BIOS COPYRIGHT Award Software Inc."
 "8088 Modular BIOS Version 3.0F, Copyright (c) Award Software Inc."
 "SAMTRON 88S Ver 2.0A - SAMSUNG CO., LTD. 1989"
 "Hyosung Computer"
Comments 1. Motherboard contains on-board RTC and floppy controller.
2. Computer can boot from either of its two floppy drives.
Download samsung_samtron_88s_vers_2.0a.bin



BIOS source Motherboard: Unbranded XT clone          (CPU: 8088)
Supplier cr1901 at the Vintage Computer Federation Forums (VCFF), on JUN13
BIOS chip type 27C64
Contains the strings "EXCEL-TURBO Computer"
 "9/20/1985 Version 3.1"
Comments 1. Almost identical to the 'Turbo_XT_3.10' BIOS above.
Download EXCEL-TURBO_Computer_3.1_2764.bin



BIOS source From an "American XT Computer"          (CPU: 8088)
Supplier SomeGuy at the Vintage Computer Forum, DEC13
BIOS chip type ????
Contains the strings "American XT Computer"
"(C) 1986 For American XT BIOS V.1.32"
Download American XT BIOS V.1.32.zip



BIOS source Motherboard: Unbranded XT clone          (CPU: 8088)
Supplier SomeGuy at the Vintage Computer Federation Forums (VCFF), on DEC13
BIOS chip type ????
BIOS contains the string "Copyright (C) Faraday Electronics 1983"
Download Faraday Electronics 1983.zip



BIOS source Laser Turbo XT, an XT clone computer made by VTech
Supplier 3pcedev at the Vintage Computer Federation Forums (VCFF), on JUN14
BIOS chip type 27C64
Contains the strings "BIOS V1.11"
"Copyright 1986,87 Central Point Software, Inc."
Comment Manuals are here
Download VTech - Laser Turbo XT - BIOS V1.11 - 27C64D.bin



BIOS source Laser XT/3, an XT clone computer made by VTech
Supplier Robin4 at the Vintage Computer Federation Forums (VCFF), on DEC14
BIOS chip type 27C64
Contains the strings "BIOS V1.26"
"Copyright 1986-1989 Central Point Software, Inc."
Comments 1. According to Robin4, there are two ROM's, both with identical contents.   !!!
2. Operations manual is here
Download VTech - Laser XT3 - BIOS V1.26 - 27C64.bin



BIOS source Motherboard: labelled 'SUPER 10-B1'          (CPU: 8088)
Supplier KenKo of the forum at http://www.phantom.sannata.ru/forum
BIOS chip type 27C64
Contains the strings "Copyright (c) 1984,1985,1986 Phoenix Technologies Ltd"
"ROM BIOS Ver 2.51"
Comments 1. Almost identical to the 'Phoenix XT clone BIOS V2.51 dated 21JAN87' BIOS above.
2. Photo of BIOS chip is in the ZIP file.
3. Main motherboard chip is an ACER M1101.
Download SUPER 10-B1 - Phoenix BIOS V2.51.zip
Motherboard photo Photo



BIOS source Motherboard: Hedaka HED-919          (CPU: 80286)
Supplier alecv at the Vintage Computer Federation Forums (VCFF)
BIOS chip type 27C64
Contains the string "80286 CPU BIOS VERSION 3.28f"
Comments A 286 based XT clone
Download Hedaka_HED-919_bios_version_3.28f.zip
Motherboard photo Photo



BIOS source Motherboard: Unbranded XT clone          (CPU: 8088 @ 4.77 MHz)
Supplier giobbi at the Vintage Computer Federation Forums (VCFF)
BIOS chip type 27C64
BIOS contains the strings "86(C) TD3.86 ID:75102637"
"COPAM(C) 1985"
"Author:Thomas Lao"
Comment BIOS chip is labelled: TD 03.86
Download Clone XT BIOS - TD3.86 ID 75102637.bin
Comment A later version, TD3.93, is at here         (source: bblkkskgv at http://www.phantom.sannata.ru)



BIOS source Motherboard: Topstar 88T, by Hyosung          (CPU: 8088)
Supplier Interstate 8088 at the Vintage Computer Federation Forums (VCFF)
BIOS chip type 27C128
BIOS contains the strings "8088/86 Modular BIOS Version 3.0 10/21/87"
"Copyright (c) Award Software Inc."
Comment Motherboard contains on-board:
    -  'Paradise' CGA
    -  floppy controller  (connector labelled DISC)  (supporting 4 drives on the one connector)
    -  RTC
    -  parallel port  (connector labelled PR)
    -  two serial ports  (connectors labelled ASYNC1 and ASYNC2)  (pinout)
    -  Light pen connector
Download Hyosung Topstar 88T - BIOS version 3.0.bin
Motherboard photo Photo



BIOS source Motherboard: JUKO NEST
Supplier Anonymous Coward at the Vintage Computer Federation Forums (VCFF)
BIOS chip type 27C64
BIOS contains the string "V3 BIOS ver 2.01"
Comment Juko NEST has two ROM's, both identical
Download Juko NEST - V3 BIOS ver 2.01.bin



BIOS source Hyundai SUPER-16T, an XT clone computer          (CPU: 8088 @ 8MHz)
Supplier sequoia at the Vintage Computer Federation Forums (VCFF), on FEB20
BIOS chip type 27C128
BIOS contains the strings: "HYUNDAI Personal Computer"
"Falcon Basic I / O System Version 1.12Ta"
"(C) Copyright Falcon Technology Inc., 1986 All rights reserved"
"PattersonLabs IBM(R) compatible ROM BIOS (C) Copyright 1986,1987Patterson Laboratories,Inc."
"HYUNDAI ELECTRONICS INDUSTRIES CO.,LTD."
Comments 1. Motherboard is labelled: HYUNDAI TURBO SYSTEM BOARD ASS'Y E40080016 REV.B
2. CPU speed (4.77MHz vs 8MHz) can be toggled using CTRL-ALT-ENTER.
3. The utility software is at here.
Download Hyundai SUPER-16T - Motherboard BIOS - Version 1.12Ta.zip
Motherboard photo Photo           (2 MB)



BIOS source Hyundai SUPER-16TE, an XT clone computer          (CPU: 8088 @ 10MHz)
Supplier sequoia at the Vintage Computer Federation Forums (VCFF), on FEB20
BIOS chip type 27C128
BIOS contains the strings: "Patterson Labs Basic I/O System Version 2.00Id"
"(C) Copyright Patterson Labs Inc., 1986-89 All rights reserved"
"PattersonLabs IBM (R)compatible ROM BIOS (C) Copyright 1986,1987Patterson Laboratories,Inc."
"HYUNDAI ELECTRONICS INDUSTRIES CO.,LTD."
Comment Motherboard is labelled: HYUNDAI SUPER-16TE SYSTEM BOARD
Download Hyundai SUPER-16TE - Motherboard BIOS - Version 2.00Id.zip
Motherboard photo Photo           (1.5 MB)



BIOS source Motherboard: JUKO Baby XT BXM-10          (CPU: V20 @ 10MHz)
Supplier fdiskitup at the Vintage Computer Federation Forums (VCFF), on SEP22
BIOS chip type 27C64
BIOS displays: Phoenix ROM BIOS Ver2.52D
Copyright (c) 1984-1988 Phoenix Technologies Ltd
All Rights Reserved
Comment Motherboard is labelled: BXM/10-III
Download Phoenix ROM BIOS Ver 2.52D.bin
Motherboard photo See post #1 at here.
Alternate BIOS See posts #89 and #93 at here.
That is Ruud providing a copy of the 'Juko ST BIOS ver 2.30' BIOS from his motherboard.



BIOS source Motherboard: labelled BITCOM 640KB TURBO SYSTEM BOARD          (CPU: 8088 @ 8 MHz)
Supplier modem7 at the Vintage Computer Federation Forums (VCFF)
BIOS chip type 2764
BIOS contains the string "T U R B O - XT 1986 Speed 4.77/8.00MHz Version 3.10"
Comments 1. Same BIOS as the one on my X'GOLDEN TURBO-BOARD motherboard.  See the X'GOLDEN TURBO-BOARD entry above.
2. The date at the end appears to be partially corrupted.
3. For this BIOS, toggling of turbo mode is done via [CTRL][ALT][-]
4. Clock to CPU: Non-turbo = 4.77 MHz, turbo = 8 MHz.
Download Turbo_XT_3.10_2764.bin
Motherboard photo Photo           (25 MB)



BIOS source Motherboard: labelled Bi-017A TURBO-XT M/B VI          (CPU: V20 @ 10 MHz)
Supplier modem7 at the Vintage Computer Federation Forums (VCFF)
BIOS chip type 2764
BIOS contains the string "DTK Corp. COMPUTER '88 DTK/ERSO/BIOS 2.42 (C) 1986"
Comment 1. Same BIOS as the one on my PIM-TB10-Z REV-9 motherboard.  See the PIM-TB10-Z entry above.
2. The BIOS beeps the speaker (a single beep) before it displays anything on-screen.
3. JP6: jumper off = non-turbo, jumper on = turbo
4. Clock to CPU: Non-turbo = 4.77 MHz, turbo = 10 MHz.
Download DTK_ERSO_2.42_2764.bin
Motherboard photo Photo           (25 MB)