IBM AS/400 9404 C-10: Difference between revisions

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[[File:AS-400 9404-C10 general plane.jpg|thumb|right|alt=AS/400 9404-C10|AS/400 9404-C10]]
== Hardware Description ==

=== Overall Description ===
The system is structured in several boards connected to a backplane at the rear of the machine, while the peripherals are placed at the front. The system has room at the front for an extra power supply unit, a battery, three full height 5 1/4" hard disk drives, a tape drive and a floppy drive.

=== Microprocessor ===
[[File:20240613 131303.jpg|thumb|left|alt=AS/400 C-10 CPU Board|AS/400 C-10 CPU Board]]
While usually microprocessors work with words whose length is power of two, the CISC CPU the early AS/400 models had are 48 bits wide. Its family derives from the System/38 and is known as IMPI and althought being code-compatible with the former, its instruction set is unknown outside IBM.

=== Input/Output Control ===
[[File:20240613 090104.jpg|thumb|alt=AS/400 C-10 I/O Board|AS/400 C-10 I/O Board]]
The input/output control board of the C-10 is an intelligent system per se. It includes a 68000 microprocessor to handle petitions from and to the peripherals. It has 128KB of ROM and 768KB of DRAM. It also contains a NEC 765 as a floppy controller.

== Units in collection ==
== Units in collection ==
{| class="wikitable" style="float:center; margin:auto;"
{| class="wikitable" style="float:center; margin:auto;"
! Inventory ID !! Model !! Submodel !! Comments
! Inventory ID !! Model !! Submodel !! Comments
|-
|-
| || 9404 || B-10 || Fitted with two hard disk drives
| 234|| 9404 || C-10 || Fitted with two hard disk drives and one 150MB Tape drive; expanded with 4MB additional RAM.
|}
|}


[[Category:Computers of the United States of America]][[Category:Computers of IBM]]
[[Category:Computers of the United States of America]][[Category:Computers of IBM]][[Category:68000 Devices]]
{{#seo:|robots=index, follow|keywords=IBM, System/36, 5363}}
{{#seo:|robots=index, follow|keywords=IBM, AS/400, 9404, C-10}}

Latest revision as of 10:16, 4 August 2024

AS/400 9404-C10
AS/400 9404-C10

Hardware Description

Overall Description

The system is structured in several boards connected to a backplane at the rear of the machine, while the peripherals are placed at the front. The system has room at the front for an extra power supply unit, a battery, three full height 5 1/4" hard disk drives, a tape drive and a floppy drive.

Microprocessor

AS/400 C-10 CPU Board
AS/400 C-10 CPU Board

While usually microprocessors work with words whose length is power of two, the CISC CPU the early AS/400 models had are 48 bits wide. Its family derives from the System/38 and is known as IMPI and althought being code-compatible with the former, its instruction set is unknown outside IBM.

Input/Output Control

AS/400 C-10 I/O Board
AS/400 C-10 I/O Board

The input/output control board of the C-10 is an intelligent system per se. It includes a 68000 microprocessor to handle petitions from and to the peripherals. It has 128KB of ROM and 768KB of DRAM. It also contains a NEC 765 as a floppy controller.

Units in collection

Inventory ID Model Submodel Comments
234 9404 C-10 Fitted with two hard disk drives and one 150MB Tape drive; expanded with 4MB additional RAM.