Toshiba S500M Manual Do Utilizador

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Tests and Diagnostics  
 
 
TECRA M11/Satellite Pro S500M Series Maintenance Manual (960-813) [CONFIDENTIAL] 
3-31 
3.11  Async Test 
To execute the Printer Test, select 6 from the DIAGNOSTIC TEST MENU, press Enter and 
follow the directions on the screen.  
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
Subtests 01 and 02 require the following data format: 
Method:   Asynchronous 
Speed: 
  38400BPS 
Data:   
 
8 bits and one parity bit (EVEN) 
Data pattern:  20h to 7Eh 
Subtest 01 
FIR/SIR Point to point (send) 
NOTE:  To execute subtests 01 and 02, each computer must have access to the other 
computer’s infrared port. 
This subtest sends 20h through 7Eh data to the receive side, then receives the 
sent data and compares it to the original data through the FIR/SIR port. 
Subtest 02 
FIR/SIR Point to point (receive) 
This subtest is used with subtest 01 described above. This subtest receives the 
data from the send side, then sends the received data through the FIR/SIR 
port. 
Subtest 03 
Wraparound (board) 
NOTE:  To execute this subtest, a RS-232C wraparound connector must be connected to 
the RS-232C port.  
This subtest checks the data send/receive function through the wraparound 
connector.