7-8
Chapter
7
RS-232C INTERF
ACE
■
Problems caused by poor connections
External device *
RCX221
Connector metal parts
FG
Potential
Ground wire was not at ground
potential or not connected.
Improper ground wire connection
might cause electrical shock if
connector metal parts are
touched.
Malfunction or breakdown might
occur when making connection
or after connection.
Failure to use
ground wire
might raise the
voltage potential.
* External device: Notebook PC using an AC adapter, etc.
AC100 to 200V
3. Communication specifications
Summary of Contents for CEmarking RCX221
Page 2: ......
Page 6: ...4 MEMO...
Page 16: ......
Page 30: ......
Page 38: ......
Page 62: ...3 24 MEMO...
Page 68: ......
Page 342: ......
Page 366: ...5 24 MEMO...
Page 368: ......
Page 384: ......
Page 396: ......
Page 404: ...8 8 MEMO...
Page 406: ......
Page 467: ...MEMO...