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EXCELL PRECISION CO., LTD.
ZSME200000051
1-5-7 RS232 (TXD and RXD short circuit test)
The test can only test whether the transmition and reception operates regularly in internal
software.
key ⇒ ESC
CE
key ⇒ Move cursor leftward
T
key ⇒ Move cursor rightward
MC
key ⇒ ENTER
Press
MC
key
Press
key
PASS RS232 the operation of internal board is correct
FAIL RS232 the operation of internal board fail or is not circuit
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