Type 5550

It is a series to say as the main force of the Personal Computer for the business which IBM to cancellation of sales of PS/55 sold from the sales start of the Multistation.

It had the shape of the box which a system, unit is peculiar to from the first model A to the model K.

A form became the shape of the general desk-top computer with the model M/P put on the market when 5570 which is the beginning of PS/55 of the MCA machine appears.

i8086 is adopted to the model H, and i80286 is adopted after the model J.

There was a model for the export for America, too.

Box Models
Desktop Models


Box Models

5550gh image

5551-A/B/C/D/E/G/H

5550jk image

5551-J/K

Model Price
(JY)
CPU Mem. HDD FDD Font #
Sl.
Notes
5551-A01 614,000 i8086
8 MHz
256
512
5.25
2DDx1
16-dot
Mono
5
5551-A05 1,139,000 i8086
8 MHz
256
512
8.1 5.25
2DDx1
16-dot
Mono
5
5551-B01 775,000 i8086
8 MHz
256
512
5.25
2DDx1
24-dot
Mono
5
5551-B05 1,300,000 i8086
8 MHz
256
512
8.1 5.25
2DDx1
24-dot
Mono
5
5551-C01 625,000 i8086
8 MHz
256
512
5.25
2DDx1
16-dot
Color
5
5551-C05 1,150,000 i8086
8 MHz
256
512
8.1 5.25
2DDx1
16-dot
Color
5
5551-D01 520,000 i8086
8 MHz
256
1024
5.25
2DDx1
16-dot
Mono
6
5551-D06 820,000 i8086
8 MHz
256
1024
10 5.25
2DDx1
16-dot
Mono
6
5551-E01 625,000 i8086
8 MHz
256
1024
5.25
2DDx1
16-dot
Color
6
5551-E06 925,000 i8086
8 MHz
256
1024
10 5.25
2DDx1
16-dot
Color
6
5551-G01 590,000 i8086
8 MHz
256
1024
5.25
2DDx1
24-dot
Mono
6
5551-G06 890,000 i8086
8 MHz
256
1024
10 5.25
2DDx1
24-dot
Mono
6
5551-G08 990,000 i8086
8 MHz
256
1024
20 5.25
2DDx1
24-dot
Mono
6
5551-H01 830,000 i8086
8 MHz
256
1024
5.25
2DDx1
24-dot
Color
6
5551-H06 1,113,000 i8086
8 MHz
256
1024
10 5.25
2DDx1
24-dot
Color
6
5551-H08 1,230,000 i8086
8 MHz
256
1024
20 5.25
2DDx1
24-dot
Color
6
5551-J02 905,000 i80286
8 MHz
640
16MB
5.25
2HCx2
24-dot
Mono
6
5551-J08 1,195,000 i80286
8 MHz
640
16MB
20 5.25
2HCx1
24-dot
Mono
6
5551-J12 905,000 i80286
8 MHz
640
16MB
5.25
2HCx2
24-dot
Mono
6 384KB Multiplex Memory
Adapter is attached
5551-J18 1,195,000 i80286
8 MHz
640
16MB
20 5.25
2HCx1
24-dot
Mono
6 384KB Multiplex Memory
Adapter is attached
5551-K02 1,065,000 i80286
8 MHz
640
16MB
5.25
2HCx2
24-dot
Color
6
5551-K08 1,355,000 i80286
8 MHz
640
16MB
20 5.25
2HCx1
24-dot
Color
6
5551-K12 1,065,000 i80286
8 MHz
640
16MB
5.25
2HCx2
24-dot
Color
6 384KB Multiplex Memory
Adapter is attached
5551-K18 1,355,000 i80286
8 MHz
640
16MB
20 5.25
2HCx1
24-dot
Color
6 384KB Multiplex Memory
Adapter is attached
5551-BU1 735,000 i8086
8 MHz
256
640
5.25
2DDx1
24-dot
Mono
5 An export model
for the US
5551-BU5 1,260,000 i8086
8 MHz
256
640
8.1 5.25
2DDx1
24-dot
Mono
5 An export model
for the US
5551-GU1 i8086
8 MHz
256
1024
5.25
2DDx1
24-dot
Mono
6 An export model
for the US
5551-GU8 i8086
8 MHz
256
1024
20 5.25
2DDx1
24-dot
Mono
6 An export model
for the US
5551-JU2 950,000 i80286
8 MHz
640
1408
5.25
2HCx2
24-dot
Mono
6 An export model
for the US
5551-JU8 1,255,000 i80286
8 MHz
640
1408
20 5.25
2HCx1
24-dot
Mono
6 An export model
for the US
5551-GCx i8086
8 MHz
256
1024
5.25
2DD
24-dot
Mono
6 An export model
for TAIWAN
5551-GKx i8086
8 MHz
256
1024
5.25
2DD
24-dot
Mono
6 An export model
for KOREA

There are no materials on hand about A, B and the model C.
It guesses it more than the pattern turn of the display as follows.

Model A    16-dot Monochrome
Model B    24-dot Monochrome
Model C    16-dot Color

About the memory
The memory of 1MB and more can be used with KDOS only as a RAM Disk.
All memories can be used with OS/2 for the program.

About Diskette
2DD is 720KB
2HC is 1.2MB
A maximum 3 drive can be built in except for the type with the Hard Disk.
It learned to increase 3.5-inch Drive for the media change in the rest with the outside.

About the screen resolution
16-dot type is indication of a 720x512 dot.
24-dot type is indication of a 1024x768 dot.

About the graphic indication color
A model C is 4 colors indication in 16 colors at the time as indication of a resolution 360x512 dot.
As for the rest, 16 dot type and 24 dot type, 16 colors indication in 64 colors.

About indication of a Kanji
A box pattern model isn't equipped with the Kanji ROM.
The Kanji Font Card of the option is attached, or the Kanji Font of the software is read and made to indicate it.
When Diskette is 1 drive, a Kanji Font Card becomes indispensable.

About the model for the export
A model for the export for America is on it in the materials on hand.
The OS of each language and software are on the catalog of the software.
English,Hankul alphabet, China and Taiwan.
And, it seems that because there was "a model GU" in the corresponding model, one more model existed.
It seems that the Multistation of the Korean character edition was being manufactured in South Korean IBM.
As for China and Taiwan, it isn't known at present.

Dimensions:
Width: 261 mm
Depth: 410 mm
Height: 305 mm


Desktop Models

5550mp image

Model Price
(JY)
CPU Mem. HDD FDD Font #
Sl.
Notes
5551-M02 785,000 i80286
10 MHz
1MB
15MB
5.25
2HCx2
24-dot
Mono
3 Kanji Font,
standard equipment
5551-M08 1,065,000 i80286
10 MHz
1MB
15MB
20 5.25
2HCx1
24-dot
Mono
3 Kanji Font,
standard equipment
5551-M12 707,000 i80286
10 MHz
1MB
16MB
5.25
2HCx2
24-dot
Mono
3 Kanji Font,
standard equipment
5551-M19 833,000 i80286
10 MHz
1MB
16MB
30 5.25
2HCx1
24-dot
Mono
3 Kanji Font,
standard equipment
5551-P02 935,000 i80286
10 MHz
1MB
15MB
5.25
2HCx2
24-dot
Color
3 Kanji Font,
Graphic Support Function
LSI standard equipment
5551-P08 1,215,000 i80286
10 MHz
1MB
15MB
20 5.25
2HCx1
24-dot
Color
3 Kanji Font,
Graphic Support Function
LSI standard equipment
5551-P12 842,000 i80286
10 MHz
1MB
16MB
5.25
2HCx2
24-dot
Color
3 Kanji Font,
Graphic Support Function
LSI standard equipment
5551-P19 968,000 i80286
10 MHz
1MB
16MB
30 5.25
2HCx1
24-dot
Color
3 Kanji Font,
Graphic Support Function
LSI standard equipment

About the memory
The memory of 1MB and more can be used with KDOS only as a RAM Disk.
All memories can be used with OS/2 for the program.

About Diskette
3.5-inch drives for the media change can be increased with the outside.

Content created and/or collected by:
Louis Ohland, Peter Wendt, William Walsh, David Beem, Tatsuo Sunagawa, Jim Shorney, Tim Clarke, Kevin Bowling, Tomáš Slavotínek, and many others.

Ardent Tool of Capitalism - MAD Edition! is maintained by Tomáš Slavotínek.
Last update: 26 Oct 2021 - Changes & Credits | Legal Info & Contact