DIGITAL-LOGIC AG

MSB900/L Detailed Technical Manual V1.0

Mass Storage

Specification

FD

HD

Floppy disk interface not supported

E-IDE interface, AT-type, for max. 2 hard disks, 44pin connector, for 1.3, 1.8 and 2.5" hard disk with 44 pins IDE

Standard AT Interfaces:

Specification

 

 

 

 

 

 

Name

FIFO

 

IRQs

Addr.

 

Standard

Option

Serial

COM1

yes

 

IRQ4

3F8

 

RS232C

 

 

COM2

yes

 

IRQ3

2F8

 

RS232C

 

 

COM1/2 available on headers onboard.

 

 

 

For DSub-connectors, option MSB800-CON is needed.

SuperIO Chip

W83627HF from WINBOND

 

 

 

 

Parallel

LPT1 printer interface mode: SPP (output), EPP (bidir.)

Keyboard

AT or PS/2-keyboard

 

 

 

 

 

Mouse

PS/2

 

 

 

 

 

 

 

Speaker

No speaker

 

 

 

 

 

RTC

Integrated into the chipset, RTC with CMOS-RAM 256Byte

Backup current

<5 A

 

 

 

 

 

 

 

RTC-backup MSB900

Onboard 3.6Volt Lithium 400mAh available

 

 

RTC-backup MSB900L

External connection, no onboard battery available

BUS

Specification

PCI/104

PCI 32Bit Bus, 1 slot

Clock

33MHz defined by the GEODE

 

 

USB

Specification

USB

2.0

 

Transfer rate

480MBps, 12.5MBps / 1.5MBps

Channels

4

 

 

 

Peripheral Extension

Specification

ISA

Not supported

PCI MSB900

With PCI/104 BUS (1 slot), limited I/O space

PCI MSB900L

Not available

 

 

Power Supply

Specification

Working

8-32Volt ± 5% (peak 36Volt)

Power Rise Time

Unspecified

Power consumption

MSB900/L with HD, MS/KB (PS/2), CRT Monitor

 

Windows XP Desktop: type 8.5-10W

Standby power consumption

MSB900/L:

 

Windows Standby: 2.5W (without MS/KB wakeup function)

 

Windows Standby: 4.5W (with PS/2 wakeup function)

 

 

Physical Characteristics

Specification

Dimensions

Length:

146 mm

 

Depth:

102 mm

 

Height:

20 mm

Weight

160g

 

PCB Thickness

1.6mm / 0.0625 inches nominal

PCB Layer

Multilayer

15

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Compaq MSB900L Mass Storage Specification, Standard AT Interfaces Specification Name, IRQs Addr Standard Option

MSB900, MSB900L specifications

The Compaq MSB900 and MSB900L are noteworthy entries in the realm of personal computing, particularly for their cutting-edge features and innovative technologies that defined their era. Positioned as versatile desktop solutions, both models have garnered attention for their robust performance and user-friendly design.

The Compaq MSB900 is equipped with a powerful processor that enhances multitasking efficiency. Its architecture supports a range of demanding applications, making it suitable for both professional and everyday use. Users can expect a seamless experience whether working on complex spreadsheets or engaging in casual gaming.

In terms of memory, the MSB900 boasts expandable RAM options, allowing users to enhance their system's capabilities as needed. The availability of multiple RAM slots provides flexibility for upgrades, ensuring the system can keep pace with future software requirements. Storage solutions in the MSB900 include high-speed hard drives, which contribute to fast boot times and robust data retrieval.

The MSB900L variant steps up the performance with additional features tailored for power users. It incorporates advanced graphics capabilities, offering superior visual experiences for gaming and multimedia applications. The dedicated graphics card provides a substantial boost in rendering performance, making it a worthy choice for graphic designers and video editors.

One of the standout characteristics of the MSB900 and MSB900L is their commitment to connectivity. Both models come equipped with a wide array of ports, ensuring compatibility with various peripherals. This includes USB ports for modern devices, Ethernet ports for wired networking, and legacy connections for older technology, catering to a diverse user base.

Energy efficiency is another key feature of these models. Designed with power-saving technologies, the Compaq MSB900 and MSB900L aim to reduce energy consumption without compromising performance. This focus not only helps to lower operating costs but also aligns with growing consumer preferences for environmentally conscious products.

In summary, the Compaq MSB900 and MSB900L offer a compelling combination of performance, expandability, and connectivity. Their innovative features and user-friendly design make them suitable for a wide range of users, from casual consumers to professional power users. As a testament to Compaq’s legacy, these models continue to be regarded as reliable choices in the personal computing landscape.