Panasonic FP2 ET-LAN, Техническое руководство

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3-8
Description of test content
Item Description
Confirmation method
LED display
Error code
when error
occurs *
TEST
LED
When
testing
When
error
occurs
Mode setting
switch test
The current status of the mode setting switches (1 to
4) is displayed on LEDs C1 to C4. All the LEDs go
off after about one second.
Lights
Visually check
whether the LEDs
light
-
LED test
All LEDs go off, then on for one second. After this,
the LEDs go off, and each LED goes on for 0.5
seconds then off in the following order:
C1, C2, C3, C4, C5, C6, C7, C8, RDY, TEST, E1,
E2, ALM, 100B, 10BT, 10B5 and RMT
Visually check whether the
LEDs light
ROM test
Checks whether or not the result of 1-byte binary
addition of the entire ROM area is 0. The checksum
value is set so that the result of the last addition of
the ROM is 0.
Lights
C1
C1
E1
9010H
RAM test
Writes AAH to every byte in RAM area, and reads
every byte to check that the value matches AAH.
C1 to 2
C1 to 2
E1
9011H
Shared
memory test
Checks in the same way as the RAM test, but does
not check the top 2k bytes.
C1 to 3
C1 to 3
E1
9012H
Timer test
Check whether or not the time generates an
interrupt.
C1 to 4
C1 to 4
E1
9016H
Internal
loopback test
Performs an internal communication loopback test. C1 to 5
C1 to 5
E1
9014H
External
loopback test
Performs an external communication loopback test. C1 to 5
C1 to 5
E1
9015H
Test complete
C1 to C8 LEDs and the TEST LED light at
normal completion.
* The error codes are stored in the error log area.
Action to take in response to errors
Item Response action
External loopback test
Check the communication circuit connection and after confirming that there are no other
nodes communicating, perform the test again.
Other tests
There may be a hardware problem. Switch the power off and on again, and run the test
again. If the error persists, please contact your dealer.