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6-4
6.4.4 Video Diagnostics
Procedure
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ee
So
a aes
ol
| Character Sets
Display two ASCll character sets
|
| Diagnostics
and check them.
|
| Gray Scale
| Diagnostics
|
olay and check them.
| er Attribute Dia-
the 80°25 & 40*25 display.
|
|_gnostics
| Diagnostics
6.4.5 Floppy Disk Diagnostics
Procedure
Procedure
Perform the loop-back test in the
following procedures;
*Set the transferring rate (9600
bps)
*Set the transferring system (8
bits, none parity, and 1 stop bit).
*Is the received data equal to the
transmitted data?
*Check that no frame error, over-
run error, time-out error parity er-
ror have occurred.
CS 55 816
6.4.7 Printer Port Diagnostics
nector Diagno-
1 stics
Procedure
Perform the loop-back in the follo-
wing procedure:
*Confirm that the initialization has
been carried out properly.
*Transmit the data.
*Receive the data.
*Is the received data equal to the
transmitted data?
*Check that no I/O error, time-out
error have occurred.
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