Serial Line Mixed Silo Test; Serial Line Single Silo Parameters And Error Messages; Serial Line Mixed Silo Test Parameters; Serial Line Mixed Silo Test Error Codes - DEC DECstation 5000 Model 200 Maintenance Manual

Serial Line Mixed Silo Test

The serial line mixed silo test checks the serial line controller's
ability to fill an empty the silo with multiple lines. To run this
test, type t f45 P1 and press Return.

Serial line single silo parameters and error messages

Table F-10 describes the parameters used in serial line mixed
silo test commands and error messages.
Table F-11 describes the error codes found in serial line mixed
silo error messages.
Table F-10. Serial Line Mixed Silo Test Parameters
Parameter Description
P1 Specifies the test's loopback setting. Specify 0 for internal
loopback; specify 1 for external loopback.
P2 Actual value in register named in the subtest.
P3 Expected value in register named in the subtest.
P4 Serial line being tested when failure occurred.
Table F-11. Serial Line Mixed Silo Test Error Codes
Error Code Meaning
1 Multiple Silo test failed.
2 Timeout occurred while waiting for trdy.
3 Error occurred while checking for correct line in serial line
CSR.
4 Timeout occurred while waiting for correct line and trdy in
CSR.
5 RBUF - check for dval + line + character
Test Commands and Messages Produced by Version PDE3 ROM Chips F–9
Specify 0 to test the keyboard.
Specify 1 to test the mouse.
Specify 2 to test the right communications line.
Specify 3 to test the left communications line.