A SERVICE OF

logo

Tests and Diagnostics
3-156 [CONFIDENTIAL] PORTEGE M780 Maintenance Manual (960-809)
3.35 DOS T&D
3.35.1 Configuration of Test Equipment
The configuration of test equipment required for executing FreeDOS T&D is as follows:
Note: Start the machine after connecting the FDD. If the FDD is connected to the
machine after FreeDOS T&D started, it does not recognize the FDD.
3.35.1.1 Test device configuration
Devices to be tested and Test devices (Abbreviated names)
CPU
Central Processing Unit
RAM
Random access memory
ROM
Read only memory
TIM
Real TimerBackup memory(128bytes)
CRT
Display unit