Toshiba Portege M100 Maintenance Manual - Page 131
Async Test, connector 34M741621G01.
View all Toshiba Portege M100 manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 131 highlights
3 Tests and Diagnostics 3.10 Async Test 3.10 Async Test To execute the Async Test, select 7 from the DIAGNOSTIC TEST MENU, press Enter and follow the directions displayed on the screen. Move the highlight bar to the subtest you want to execute and press Enter. NOTE: A Port Replicator and an IBM compatible printer must be connected to the system to execute this test. Subtests 01 through 07 require the following data format: Method: Speed: Data: Data pattern: Asynchronous 9600BPS (Subtests 01 to 04) 38400BPS (Subtests 06, 07) 8 bits and one parity bit (EVEN) 20h to 7Eh The following message will appear at the bottom of the screen when the subtests 01, 02, and 03 are selected: Channel#1 = XXXXh Channel#2 = XXXXh Channel#3 = XXXXh Select the Channel number (1/2/3) The serial I/O port address is specified by the XXXXh number. Select the serial port channel number and press Enter to start the subtest. Subtest 01 Wraparound (board) NOTE: To execute this subtest, connecting a RS-232C wraparound connector is neccesary. The connector wiring diagram is described in Appendix F. This subtest checks the data send/receive function through the wraparound connector (34M741621G01). 3-24 PORTEGE M100 Maintenance Manual (960-452)