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.

    To the list of the desk-top model


    Box form model

5550gh image     5550jk image
      5551-A/B/C/D/E/G/H                       5551-J/K

Model
Price(JY)
CPU
Clock
Memory
(MAX)
Disk
Diskette
Font
Color
Slot
Notes
5551-A01
614,000
i8086
8
256
512

5.25
2DDx1
16dot
Monochrome
5

5551-A05
1,139,000 i8086
8
256
512
8.1
5.25
2DDx1
16dot
Monochrome
5

5551-B01
775,000
i8086
8
256
512

5.25
2DDx1
24dot
Monochrome
5

5551-B05
1,300,000
i8086
8
256
512
8.1
5.25
2DDx1
24dot
Monochrome
5

5551-C01
625,000
i8086
8
256
512

5.25
2DDx1
16dot
Color
5

5551-C05
1,150,000
i8086
8
256
512
8.1
5.25
2DDx1
16dot
Color
5

5551-D01
520,000
i8086
8
256
1024

5.25
2DDx1
16dot
Monochrome
6

5551-D06 820,000
i8086
8
256
1024
10
5.25
2DDx1
16dot
Monochrome
6

5551-E01
625,000
i8086
8
256
1024

5.25
2DDx1
16dot
Color
6

5551-E06
925,000
i8086
8
256
1024
10
5.25
2DDx1
16dot
Color
6

5551-G01
590,000
i8086
8
256
1024

5.25
2DDx1
24dot
Monochrome
6

5551-G06
890,000
i8086
8
256
1024
10
5.25
2DDx1
24dot
Monochrome
6

5551-G08
990,000
i8086
8
256
1024
20
5.25
2DDx1
24dot
Monochrome
6

5551-H01
830,000
i8086
8
256
1024

5.25
2DDx1
24dot
Color
6

5551-H06
1,113,000
i8086
8
256
1024
10
5.25
2DDx1
24dot
Color
6

5551-H08
1,230,000
i8086
8
256
1024
20
5.25
2DDx1
24dot
Color
6

5551-J02
905,000
i80286
8
640
16MB

5.25
2HCx2
24dot
Monochrome
6

5551-J08
1,195,000
i80286
8
640
16MB
20
5.25
2HCx1
24dot
Monochrome
6

5551-J12
905,000
i80286
8
640
16MB

5.25
2HCx2
24dot
Monochrome
6
384KB Multiplex Memory
Adapter is attached
5551-J18
1,195,000
i80286
8
640
16MB
20
5.25
2HCx1
24dot
Monochrome
6
384KB Multiplex Memory
Adapter is attached
5551-K02
1,065,000
i80286
8
640
16MB

5.25
2HCx2
24dot
Color
6

5551-K08
1,355,000
i80286
8
640
16MB
20
5.25
2HCx1
24dot
Color
6

5551-K12
1,065,000
i80286
8
640
16MB

5.25
2HCx2
24dot
Color
6
384KB Multiplex Memory
Adapter is attached
5551-K18
1,355,000
i80286
8
640
16MB
20
5.25
2HCx1
24dot
Color
6
384KB Multiplex Memory
Adapter is attached
5551-BU1
735,000
i8086
8
256
640

5.25
2DDx1
24dot
Monochrome
5
An export model
for the US
5551-BU5
1,260,000
i8086
8
256
640
8.1
5.25
2DDx1
24dot
Monochrome
5
An export model
for the US
5551-GU1

i8086
8
256
1024

5.25
2DDx1
24dot
Monochrome
6
An export model
for the US
5551-GU8

i8086
8
256
1024
20
5.25
2DDx1
24dot
Monochrome
6
An export model
for the US
5551-JU2
950,000
i80286
8
640
1408

5.25
2HCx2
24dot
Monochrome
6
An export model
for the US
5551-JU8
1,255,000
i80286
8
640
1408
20
5.25
2HCx1
24dot
Monochrome
6
An export model
for the US
5551-GCx

i8086
8
256
1024

5.25
2DD
24dot
Monochrome
6
An export model
for TAIWAN
5551-GKx

i8086
8
256
1024

5.25
2DD
24dot
Monochrome
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    16dot Monochrome
        Model B    24dot Monochrome
        Model C    16dot 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.

    The size of the box pattern model
        Width 261mm  Back line 410mm  Height 305mm

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    Desk-top model

5550mp image

Model
Price(JY)
CPU
Clock
Memory
(MAX)
Disk
Diskette
Font
Color
Slot
Notes
5551-M02
785,000
i80286
10
1MB
15MB

5.25 2HCx2
24dot
Monochrome
3
Kanji Font
standard equipment
5551-M08
1,065,000
i80286
10
1MB
15MB
20
5.25 2HCx1
24dot
Monochrome
3
Kanji Font
standard equipment
5551-M12
707,000
i80286
10
1MB
16MB

5.25 2HCx2
24dot
Monochrome
3
Kanji Font
standard equipment
5551-M19
833,000
i80286
10
1MB
16MB
30
5.25 2HCx1
24dot
Monochrome
3
Kanji Font
standard equipment
5551-P02
935,000
i80286
10
1MB
15MB

5.25 2HCx2
24dot
Color
3
Kanji Font,
Graphic Support Function
LSI standard equipment
5551-P08
1,215,000
i80286
10
1MB
15MB
20
5.25 2HCx1
24dot
Color
3
Kanji Font,
Graphic Support Function
LSI standard equipment
5551-P12
842,000
i80286
10
1MB
16MB

5.25 2HCx2
24dot
Color
3
Kanji Font,
Graphic Support Function
LSI standard equipment
5551-P19
968,000
i80286
10
1MB
16MB
30
5.25 2HCx1
24dot
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. 

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