Page 1
CHARACTERISTICS
Personal Com puter - Pocket Service G uide
M290-30
Microproc esso r HARRIS /AMD 80286
Clock 20 MHz
RAM access t im e 100 ns
Capacity m in/m a x The system can addr es s up 17 M B
BANK A 1 MB of soldered RAM
BANK 1 Two sockets, wher e 1 MB x 9
EXM 25-532 or 4 MB x 9
EXM 26-809 SI MM s can be
installed
BANK 2 Same as bank 1
Coprocessor INTEL 80287
ROM BIOS Chip 27C010 with 128 K x 8 capacity
Floppy Disk 1.44 MB 3.5" Panasonic JU-25 7
1.44 MB 3.5" Sony MP-F1 7W
1.44 MB 3.5" Mitsubishi M F355
1.2 MB 5.25" Toshiba ND08 DE
1.2 MB 5.25" Panasonic JU 47 5- 3
Hard Disk 120 MB CONNER CP30126 19 ms
40 MB Quantum LPS 52 AT 19 ms
40 MB CONNER CP3046 19 ms
40 MB W.D. AC 140 19 ms
120 MB W.D. AC 2120 19 m s
Streaming Ta pe 40 MB IRWIN 245
80 MB IRWIN 285
AT expansion slots 4 Present - 4 Available
Video adapter Integrated in system baor d with
WD90C11 component
Hard Disk and Floppy
disk controller
Mouse PS/2- and AT- compatible
Keyboard Compact 101/102-key ANK 27- 10 1, ANK
Integrat ed on mot her boa rd
FDU controller: NATIO NAL PC8731 0
HDU controller: Logic port s and MSI
buffer implementing an AT int er f ace for
intelligent hard disks
27-102
MOTHERBOAR D
BA 278
BIOS
Rel. 2.01
POWER SUPPLY
PS11A - 220 V
PLESSEY
PS11A - 115 V
PLESSEY
PS11A - 220 V only
ASTEC
EXPANSION BUS
IN123
IN127
MEMORY BOARD
ME066
MOUSE I/O BOARD
AND KEYBOARD
IF468
M290-3 0 22-1
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Personal Comp ut er - Pock et Se rv ice G uide
MOTHERBOARD
LEVEL D.R.S.
Nasc.
BA278
ROM BIO S INTEGRATED CON T ROLLERS / NOTE S
CODE
612301D Rev. 1.09
Intel 80286 Processor
Intel 80287 Math coproces sor
27C010 ROM BIO S
8742 Keyboard and mouse cont ro ller
WD90C11 Video adapter
TOPCAT CHIP SET
VL82C320 - Coprocessor interface
- Sha dow RAM
- Progr am ma ble DRAM timing
- Dat a buffer
- BUS con version cy cle
- EEM S han dl ing suppor t
VL82C331 - Asy nchr on ous DM A ope ra tion s
- Pag e addr es s regist er
- Tim er
- Int errupt contr oller
- Refresh generation
- Lo gic por t A
- Real Time Clock
PC87310 - Two 8250 / 1645 0 UARTs
NATIONAL - PD76 50 flo ppy disk contr ol ler
- One -wa y parallel port
- Hard Disk and Chip
Set address dec oding
- Game Port and Port
Select address decoding
- Register co nf igurat io n
- Add ress decoding f or all
board functions
Lev. 01 MI
Solves the ACK signal problems on the parallel
port
Lev. 02 MI
Lev. 03
Lev. 04
Rev. 1. 09
Rev. 2. 01
New oscillator introduced
Corrects some system faults.
New BIOS to solve the f ollowing problem s :
- Random system crashes
- No system bootstrapping
- S RAM boa rd malf u nctio n s
- F ault y manag em ent of the A20 Gat e signa l
Field level only. Prod uct ion st opp ed at BIOS
release 1.09.
22-2 M290-30
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Personal Com puter - Pocket Service G uide
BUS EXPANSION BOARD
BUS EXPANSION BOARD LEVEL D.R.S. CODE NOTES
IN123
Nasc.
978260 W
Lev. 01
Lev. 02
IN127
MEMORY EXPANSION BO ARD
BOARD NAME LEVEL D.R.S. CODE NOTES
ME066 Nasc. 977932 K The board has no RAM. Modules
KEYBOARD AND MOUSE I/O BOARD
BOARD NAME LEVEL D.R.S. CODE NOTES
IF468 Nasc. 977928 X
Nasc.
Lev. 01
978644 K
Solves video noise problems
Solves signal ground BUS
critica l it y prob lems
New board implem ent ing al l
changes of IN123. It is
interchangea ble w ith IN123
Solves video disturba nce
to be installed:
1 Mb x 9 EXM 25- 532 4897181 or
4 Mb x 9 EXM 26- 809 4897194 E
M290-3 0 22-3
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Personal Comp ut er - Pock et Se rv ice G uide
POWER SUPPLY UNIT
POWER SUPPLY LEVEL DESCRIPTION
PS11 B ASTEC 220 V
Nasc.
Lev. 01
Only version 220 V
Extended magnetic peripheral cables
Lev. 02
Lev. 03
PS11 B Plessey 220 V
PS11 B Plessey 110 V
USER DISKETTE / SYSTEM TEST / DRIVER
LEVEL COMPATIBILITY
User Diskette Rel. 1.67
System Test Rel. 1.88
Nasc.
Lev. 01
Lev. 02
Lev. 03
Lev. 04
Lev. 05
Lev. 06
Nasc.
Following pr oblem solved: the system f ai ls to
switch on if the print er conne cted is switc hed on
befor e the syst em . Occu rs espec ia lly on print er s
shared wi t h ot her syst em s . A zen er diode and
resistor have been adde d to the fan drive circuit to
improve the power sup ply’s immu nity to exte rna l
voltages
The box and lid have be en cha nged
Improved RESET signal
Noise reduce d
Temperat ur e prob le ms solved
Noise with MITSUBISHI fans reduce d
Extended magnetic peripheral cables
Changed pcb mat er ials t o impro ve t ra nspo rtab ilit y
This power supply has ev olved in t he sam e way as
the 220 V model
22-4 M290-30
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MOUSE
CONNECTOR
KEYBOARD
CONNECTOR
BUS BOARD
CONNECTORS
Personal Com puter - Pocket Service G uide
COMPONENTS AND JUMPERS ON THE MO THERBO AR D
VIDEO
CONNECTOR
80286
PARALLEL
CONNECTOR
WD90C11
CHIP SET
CHIP SET
SERIAL
CONNECTOR
PC87310
P1
8742
BIOS
BANK A
BANK 2
BANK 1
FGC2A
This Persona l Comp ut er has a jumper (P1) used t o disable the passwo rd ; all settin gs can be made
via User Diskette or BUILT-I N- SETUP or EXTENDED SET UP progr ams which are de scribed in the
following pages.
M290-3 0 22-5
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Personal Comp ut er - Pock et Se rv ice G uide
BUILT IN SETUP PROGRAM
When changing sy stem conf igur ation, or when installing t he sys te m for the f irst time , a
BUILT IN SETUP screen wi ll appear aut om atically at the end of Power On Diagno stic s. This
program is stored in RO M BIOS and allows the user to chang e some PC configu ra tion param eter s.
Exit
Select
SPACE
Confirm
CR
Restart
BS
Drive
TAB
Messages
Press
To change config ur atio n par amet er s: pr ess the fun ctio n key which corre spon ds to the par am et er t o
be changed (the func tion keys are indica te d in the me nu that appe ar s on the scr ee n). Th er e are
fields in which to insert values. Press space until the correc t value appe ars. The follow ing par ameters can be changed:
F1 Changes hour, minutes and seconds
F2 Changes day, month an d year
F3 Changes hard disk type. When the re are two hard disks, two fields are pres ent .
To move from one field to anot her , pr ess the TAB ke y. The fo llow ing ta ble lists the
hard disks that can be inst al led in the system :
TYPE MODEL CAPACITY CYL T SET INT
02
05
Quantum LPS 53 AT
CONNER CP3046
W.D. AC 140
W.D. AC 2120
CONNER CP30126
40 MB
40 MB
40 MB
120 MB
120 NB
1219
1219
1219
1524
1524
2
2
2
4
4
512
512
512
512
512
1
1
1
1
1
Where: CYL: No. of disk cylinde rs T: No. of disk he ads
SET: No. of disk sec to rs INT: Int er leave factor.
F4 Changes floppy disk type . When there are two floppy disks, two fields are pres ent .
To move from one field to anot her , pr ess the TAB ke y
F5 Changes video format at system powe r on
Another four icons are displa yed f or user information only:
Indicates that memory size has been change d
22-6 M290-30
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Personal Com puter - Pocket Service G uide
Indicates that a coprocess or is installed
Indicates that system bat teries are low
Indicates a real time clock fa ilure
EXTENDED SETUP PROGRAM
Extended SETUP pro gram menu includ es all BUILT IN SETUP program func tion s, and icons that
identify advanc ed f unct ions . To change th ese pa ram et ers, after selec ting the funct ion, press the
space bar.
The progr am ca n be recalled at any time by pres sing t he SHI FT, CTRL, ALT, DEL keys simultan eously.
EXTENDED SETUP
Exit
The follow ing par am et ers ca n be cha nged :
F1 Changes hour, minu te s and second s
F2 Changes day, month and year
F3 Changes hard disk type and hard disk he ads in landing zone.
To move fro m one fie ld to anot her , pre ss the TAB key
F4 Changes floppy disk type. When ther e are two hard disks, two fields are prese nt .
To move fro m one fie ld to anot her , pre ss the TAB key
F5 Changes video format at system power on
M290-3 0 22-7
Select
When there are two hard disks, two fields are present.
Confirm
CR
Restart
Messages
Press
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Personal Comp ut er - Pock et Se rv ice G uide
F6 Memory - There are 3 fields that indicate respect ively:
- Memory portion de dicat ed t o shadow RAM
- Duration of the PO D me m ory te st
- Extended and expan ded mem o ry sizes
To move from one field to anot her , pr ess the TAB ke y
F7 System speed. A field allowing to select the speed at whic h data is exchange d between
memor y and CPU; anot he r field allows to select th e speed at wh ich data exc hang eed
between CPU and per ipher als. To move from one field to anothe r, press the TAB key
F8 Selects 3 fields that allow the following paramet ers to be change d:
- Character repeat speed
- Buzzer volum e
- Parallel port operat ion m ode se tting (The par al lel port is not bidire ctio nal; it can be set in
either Input or Output)
F9 Stores a system or network passwor d
F10 Selects country keyboa rd
I/O ADDRESS MAP
ADDRESS FUNCTION ADDRESS FUNCTION
000-01F
020-021 F
040-043
060
061
064
070-071
080-08F
0A0-0A1
0C0-0DF
0EC-0ED
0F9 and 0FB
DMA contro ller
Interrupt controller 1
Timer
Data keyboard controller
Control port B
Comands keyboard controller
RTC, NMI regist er s and
CMOS RAM
DMA page regist er
Interrupt controller 2
DMA channe ls 4-7
TOPCAT chip set
TOPCAT chip set
102
278-27b
2F8-2FF
378-37B
3B4-3B5
3BA
3C0-3CF
3D4-3D5
3DA
3F0-3F7
3F8-3FF
46E8
VGA controller
Parallel port 2
Serial port 2
Parallel port 1
Video ada pt er
Video ada pt er
Video ada pt er
Video ada pt er
Video ada pt er
Floppy disk controller
Serial port 1
VGA control registers
INTERRUPT LEVELS
LEVEL FUNCTION
IRQ0
IRQ1
IRQ2
IRQ3
IRQ4
IRQ5
IRQ6
IRQ7
IRQ8
IRQ9
IRQ10
IRQ11
IRQ12
IRQ13
IRQ14
IRQ15
22-8 M290-30
Timer
Keyboard controller
Interrupt from interrupt controller 2
Serial port 2
Serial port 1
Parallel port 2
Floppy disk controller
Parallel port 1
RTC
Available
Available
Available
Mouse
80287
Hard disk contro ller
Available
DMA CHANNELS
CHANNEL FUNCTION
DMA0
DMA1
DMA2
DMA3
DMA4
DMA5
DMA6
DMA7
8-BIT
8-BIT
8-BIT
8-BIT
16-BI T
16-BI T
16-BI T
16-BI T
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Personal Com puter - Pocket Service G uide
SOFTWARE COMPAT IBILITY
OPERATING SYSTEMS NOTES
IBM DISK Operating Syst em , Ve r. 3. 30
IBM DISK Operating Syst em , Ve r. 4. 01
IBM Operat ing Syst em /2, Ver . 1.1 0 and 1.20
During installation on ha rd disk, a
formatted DSDD disk is requir ed.
PS/2 mouse not recognised
IBM Operat ing Syst em /2 Ext en ded Edit ion, Ver . 1.10
and 1. 20
INTERACTIVE 386 /ix, Ver. 2.02
SCO UNIX Syst em V/386, Rev. 3. 2
SCO XENIX 386, Rev. 2.3
WINDOWS
GEM/3 desktop, IBM-PC Ver. 3.02
MS-WINDO W S / 286 Ver . 2.1 1
PS/2 mouse not recognised
MS-WINDO W S / 386 Ver . 2.1 1
MS-WINDO W S 3 Ver . 3.0
M290-3 0 22-9
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Personal Comp ut er - Pock et Se rv ice G uide
HARDWARE COMPATIBI LITY
MODEMS MEMORY EXPANSIONS
HAYES SMARTMODEM (120 0B)
QUADRAM QUADMODEM II (QM2024)
TELENETICS EXPRESSDATA 24i (24i-1 2i)
VEN-TEL PC MODEM HALF-CARD (PCM XT)
AT&T 2200 SERIES M ODEM (2224- CD0)
HAYES SMARTMODEM 12 00
DISPLAY UNITS MOUSE
IBM COLOR GRAPHI CS DISPLAY ( 515 3)
IBM ENHANCED GRAPHICS MONITO R (5154 )
IBM MONOCHROME MONITOR (5151)
IBM PS/2 COLO R DISPL AY (85 12)
NEC MULTISYNC MONI TOR ( APC-H431)
PRINCETON RGB DI SPLAY (HX- 12 )
ZENITH RGB/COMPOSITE DISPLAY
(ZVM-135)
NETWORKING & LAN PRODUCTS I/O INTERFACE PRODUCTS
AT&T STARLAN NETWOR K
IBM PC NETWOR K
IBM TOKEN RI NG NETWORK
NOVELL NETWORK
3COM NETWORK
AST RAMPAGE/286 ( RAM P286)
BOCARAM/AT
IBM 128 KB/512 KB EXPANSION M EM OR Y
OPTION (6450338)
IBM 512 KB/2 MB EXPANSION MEMORY
OPTION (6450343)
IBM ENHANCED MEMORY EXPANSION
ADAPTER (74X8635)
INTEL ABOVEBOARD/2 86 (PCM B4020 )
AT&T BUS MOUSE (459420 )
LOGITECH BUS MOUSE (P7- 3F)
MICROSOF T BUS MO USE, REV. C
MICROSOF T SERIAL MOUSE
MOUSE SYSTEMS PC MOUSE (M 1)
APPARAT PARALLEL/SERIAL CARD
(7950), REV. 1
IBM ASYNCHRONOUS COMM UNICATIONS
CARD (1502074)
IBM MONO DISPLAY/PRINTER ADAPTER
(1504900)
IBM PRINTER ADAPTER (1505200)
IBM SERIAL/PARALLEL CARD ( 6450215)
GRAPHICS PRODUCTS
AST RESEARCH AST-3G PLUS
ATI EGA WONDER
GENOA SUPER EGA HIRES
HERCULES COLOR CARD (GB200)
HERCULES GRAPHICS CARD (GB102)
IBM ENHANCED GRAPHICS ADAPTER
(5154001)
IBM VGA ADAPTER
PARADISE EGA 480
PARADISE MODULAR GRAPHICS CARD
(06-1, Revision 02)
PARADISE MULTI-DISPLAY CARD (05-1)
QUADRAM QUAD EGA PLUS
TECMAR GRAPHICS MASTER BOAR D
(20037, REV. C)
VIDEO-7 VEGA DELUXE
325 INC. ADVANTAGE GRAPHIC S
INTERFACE (325 SHADOW)
■
22-10 M290-30
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