Panasonic LP-M Series, Maintenance Manual

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Test marking, laser check radiation and laser power measurement timing chart
T3
T5
T2
T1
T3
T4
T4
T4
T4
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
Test marking start
L-GATE OPREQ
OUT
L-GATE CLREQ
OUT
L-GATE OP IN
L-GATE CL IN
L-GATE CL OUT 1
L-GATE CL OUT 2
MARKING OUT
Item Time Remarks
T1 2 to 510 ms This signal is turned ON as the one-shot output for confirming the laser gate open/
close timing when test marking, laser check radiation or laser measurement/correction is
performed.
One-shot output time is set on the environment setting screen.
T2 400 ms or less Complete the input of L-GATE OP IN (one-shot signal) within 400 ms after detecting L-GATE
OPREQ output.
T3 1 ms or more
T4 600 ms or less The laser gate opening/closing operation completes within 600 ms after T3 falls.
T5 ― Open the laser gate and start test marking, laser check radiation or laser power
measurement once laser radiation is ready.
ンㄆㄇㄆㄓㄆㄏ㄄ㄆ
• If the marking time is shorter than the one-shot output time, marking is output only at the one-shot output time.
In that case, L-GATE CLREQ is output when the marking is completed.
• In case that the L-GATE OP IN does not falls within T2 time, warning E227 may be issued.
ME-LPM-SSM-10