YOKOGAWA DL9140L

Troubleshooting, Maintenance, and Inspection
18-9
IM 701310-01E
3
2
1
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
App
Index
Explanation
Memory test: Memory
This tests whether the RAM/ROM on the internal CPU board is operating correctly. A
“Success” indication means that the result is normal.
If there is an error, “Fail” appears.
Printer test: Printer
Tests whether the optional built-in printer is operating correctly. If the test pattern is
printed correctly, then the printer is normal. If there is an error, the test pattern will not
print correctly.
PC card: PC Card
Tests whether the PC card slot is functioning correctly. If there is an error, after test
execution, “Fail” appears.
Built-in hard disk drive (option /C8): HDD
Tests whether the built-in hard disk drive is functioning correctly. If there is an error, after
test execution, “Fail” appears.
Key test: Key Board
Tests whether the front panel operating keys are functioning correctly. If the name of a
pressed key appears in reverse video, it is normal.
Soft key test: Key Board
Tests whether the soft keyboard is providing normal input. If the selected characters
appear, then input is normal.
Accuracy test: Accuracy
This appears as a result of system autocalibration. If there is an error, “Fail” appears.
If an error occurs in the self-test
If the error persists after trying the following, refer to your supplier.
• Try running the self-test a number of times.
• Check that the media being tested is in place.
•
Check that paper is correctly loaded in the built-in printer
, and that there is no paper
jam (Section 12.1).
18.3 Carrying Out a Self-Test