Sykes COMM-STOR II 8220AC Testing And Troubleshooting

(
\
r
\
..
BELL SYSTEM PRACTICES
AT & T Company
SECTION 578-400-503
Issue 1, June 1982
LINE CONTROL UNIT (LCU)
TEST AND TROUBLESHOOTING PROCEDURES
COMM-STOR* II COMMUNICATIONS STORAGE UNIT
1. GENERAL
1.01
This section provides test and troubleshooting
procedures for the line control unit (LCU) of
the COMM-STOR II communications storage unit
manufactured by Sykes Datatronics, Incorporated.
The model is an 8220AC dual-drive unit, hereafter
referred to as the LCU.
1.02
Whenever this section is reissued, the rea-
son(s) for reissue
will
be listed in this para-
graph.
*Registered trademark of Sykes Datatronics, Inc.
1.03
Information covering LCU test and trouble-
shooting procedures is contained in the at-
tached reprint of Section SYKS 578-400-503, Issue 1,
prepared by Sykes Datatronics, Incorporated.
1.04 ..
Diagnostic tests are presented as stand-alone
procedures and require a User Diagnostic Kit,
No. 1030A5307.
1.05
An operational checkout should be performed
after installation or on trouble calls.
Printed in U.S.A.
Page 1
1 Page