Frequently Asked Questions about 7VYDS026IB01
What does the diagnostic readout 100010 mean?
The diagnostic readout has a fault number FL98 and a fault name OCTMFwhich means there are multiple open SCRs (L, T).
-A low current test may be enabled - try a high current test.
-Check all of the gate plugs.
-The 5PL is disconnected or damaged.
-Check SCRs for failure and replace them if needed.
What does the diagnostic readout 100011 mean?
The diagnostic readout 100011 has a fault number FL99 and a fault name ALLOP and means all SCRs tested are open (L, T).
- A low current test may be enabled - run a high current test.
-The FU4-DC fuse is open (regenerative drives only).
-The Armature circuit is open.
-The 5PL is disconnected or damaged.
-The Main contactor is not picking up.
-Loss of current feedback - check 1PL-20 and DRPL>
-Offset voltage at CFB with zero armature current - adjust P2-CFB ZERO on Power Supply card.
What does the error number ER01 mean?
The error number ER01 has an error name BUART and means that a bad UART on the 8031 Chip.
-Replace the Programmer card.
What does the error number ER02 mean?
The error number ER02 has an error name BKPAD and means the keypad has shorted leads.
-Replace the 18PL.
What does the error number ER03 mean?
The error number ER03 has an error name BDMEM and means the random access memory is faulty.
-Replace the Programmer.
What does the error number ER04 mean?
The error number ER04 has an error name of BPRGM and means the program memory checksum is incorrect.
-Replace U3 on the Programmer card.
