Oki OKIPAGE 14i Service Manual page 252

Chapter C Loop Test (RS-232C Interface)
Loop Test (RS-232C Interface)
1) Connect the test connector
Test Connector Connection Diagram
2) Select "LOOP Test" in the system maintenance mode.
The codes transmitted from the TD signals are comparatively checked with the data received from the RD signals. If any error occurs, the error message is
displayed on the LCD.
Copyright 2000, Oki Data, Division of OKI America, Inc. All rights reserved. See the Oki Data Business Partner Exchange
(BPX) for any updates to this material. (http://bpx.okidata.com)
Service Manual for OKIPAGE 14i Page: 98