HP 250 - Page 54

HP 2649D Workstation
Testing the 2649D Workstation
By pressing the TEST key on the upper left corner of the
keyboard, you initiate a general workstation self-test. The test
works on a local basis only and does not require a data
communications link to the HP 250. This self test is performed
in the following sequence:
1. The display is cleared and any output to the remote printer
is stopped.
2. Th eke y boa r d 1 i gh t s are t urn e don.
3. Each installed ROM (Read Only Memory) is tested and checked
for proper placement.
4.
A pattern test is performed on the display memory.
pattern is shown in the next diagram.
The
5. The HP-IB interface is tested if the firmware ROM is
present on the workstation.
6• Th e bell i s bee pe d •
7. All character sets (including foreign character sets if
included in the hardware are displayed on the screen. This
is shown in the next diagram.
8. An enhancement pattern is displayed.
9. Status information is displayed.
Character[~ .m:r.:: ~j~ ~l:.i ~~~ ~ ~li~ ~r"=I- IH~
Sets :::~ ~~~:~~~ ~::~~::~ ~~:~~~ ~~~~ ,~:: :::;~~;~ i~~~:~~= ~~~~:~~~ ~;~;
~.III-!'U 8000020 0000000
DisPlay Enhancements Status
3-35
HP 2649D Workstation
Testing the 2649D Workstation
By pressing the TEST key on the upper left corner of the
keyboard, you initiate a general workstation self-test. The test
works on a local basis only and does not require a data
communications link to the HP 250. This self test is performed
in the following sequence:
1. The display is cleared and any output to the remote printer
is stopped.
2. Th eke y boa r d 1 i gh t s are t urn e don.
3. Each installed ROM (Read Only Memory) is tested and checked
for proper placement.
4.
A pattern test is performed on the display memory.
pattern is shown in the next diagram.
The
5. The HP-IB interface is tested if the firmware ROM is
present on the workstation.
6• Th e bell i s bee pe d •
7. All character sets (including foreign character sets if
included in the hardware are displayed on the screen. This
is shown in the next diagram.
8. An enhancement pattern is displayed.
9. Status information is displayed.
Character[~ .m:r.:: ~j~ ~l:.i ~~~ ~ ~li~ ~r"=I- IH~
Sets :::~ ~~~:~~~ ~::~~::~ ~~:~~~ ~~~~ ,~:: :::;~~;~ i~~~:~~= ~~~~:~~~ ~;~;
~.III-!'U 8000020 0000000
DisPlay Enhancements Status
3-35