Toshiba M1 manual Hardware Overview

1 Hardware Overview 1.2 System Unit Block Diagram

qPSC (Power Supply Controller)

∙One TMP87PM48U chip is used.

∙This controller controls the power sources.

qRS232 Driver

∙One MAXIM3243 chip is used.

∙This driver converts signals for interface with external equipment.

qClock Generator

∙One ICS950810AG-T is used.

∙This device generates the system clock.

qModem Controller

∙One built-in modem card with Xircom Lucent SCORPIO+CSP1037B is used.

∙This controller has the following functions:

–Digital line protection support

–Ring wake up support

–AC97 interface

–The following communication codes are supported

Data:

V.90 (56K bps) data communication control

V.92 (56K bps) data communication control

V.34 (33.6 K~2400)

V.32 bis (14.4K, 12K, 9600)

V.22 bis (2400, 1200)

V.22 (1200)

V.23 (1200, 600, 75)

V.21 (300)

Fax:

V.17 (14.4K, 12K, 9600, 7200)

V.29 (9600, 7200, 4800)

V.27 ter (4800, 2400)

V.21 ch2 (300)

1-16 TECRA M1 Maintenance Manual (960-436)