Yaskawa YASNAC PC NC Maintenance Manual Instrukcja Użytkownika Strona 40

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Chapter 4: Troubleshooting PC NC Maintenance Manual
4-19
(c) There is no input to handle PG
Check the input voltage (5V) at the handle PG terminal.
Check the handle PG signal cable connector to see if it is
securely plugged in.
(d) Handle PG is faulty
Verify the following (counter monitor) on the I/O screen if the
values change according to the operation of the pulse handle.
#3037 (No. 1 handle)
#3038 (No. 2 handle)
#3039 (No. 3 handle)
(e) Other related parameters
Verify the setting for the following parameters.
(3) Jog Operation is Impossible
(a) Jog mode signal is not input
Verify the bit status of I/O monitor #3000.
Dl = l
Other bits (DO, D2 to D7) = O
Maximum feedrate for handle operation Parameter pm2860 (linear axis) Parame-
ter pm2861 (rotary axis)
Acceleration/deceleration time constant Parameters pm2561 to pm2565
Pulse multiplication ratio of “×100” is set (pm2003
D7 = 1)
Parameter pm2549
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