Bixolon SRP-350 Benutzerhandbuch
Rev. 2.01
- 57 -
SRP-350/352plusA&C
7-7 RS-232C Serial Communication Problem
Communication
Failure?
End
1. Check the connection of the
RS-232C Connector and Other side
2. Check the I/F Cable whether it is open or short
3. Check the Txd, Rxd Pin on CPU
3. Check the Txd, Rxd Pin on CPU
4. Check the MAX232 Driving Chip and
related Circuit on I/F PBA
5. Check whether Signal is affected by the
Cable Noise
RS-232C
Problem
Y
N
H/W
Handshake
1. Check the connection of the H/W handshaking
Line and Other side (DTR/DSR)
2. Check the I/F Cable whether it is open or short
3. Confirm the H/W handshaking Protocol
N
Y