User guide

6 Care & Maintenance
6.1 Service interval
AT-101
Page 48
Art.-no.: 2.510526 Rev.: c
6 Care & Maintenance
6.1 Service interval
Self-test
Every time the unit is switched on a built-in test program is initiated. If an error is de-
tected, the unit will not switch on and a table may be displayed giving information for
the service staff.
Keybord test
Press all button of the keyboard. The right function is indicated by a beep and/or the
executed function.
6.2 Communication (RS-232) Test
A built-in program to check the transmission connector. This test is entered from the
‘setup‘ menu:
SETUP > SYSTEM SETTINGS > TEST AND INFO > COMM TEST
This test uses a special test plug (not supplied) which shorts the incoming/outgoing
connectors to check transmission line and connector to ensure that the AT-101 trans-
mission circuits are functioning. Details of this test are given in the AT-101 Service
Handbook.
The device must be serviced in regular intervals. The test results must be documen-
ted and be compared with the values in the accompanying documents.
Maintenance work not described in this chapter, e.g. battery changes, may only be
accomplished by a qualified technician authorised by SCHILLER AG.
The following table gives information about interval and competence of maintenance
which can be required.
Interval Service Responsible
Every 6 months
• Keybord test
• LED test (see page 15)
• Visual inspection of the unit and cables
« User
Every 12 months
• Every servicing of the six month interval
• Functional tests according to the Service Handbook.
• Electrical safety tests according to EN 60601-1, Clause 18 and 19
« By SCHILLER AG auhorised
technician
Every 24 months
• Every servicing of the 6- and 12 months interval.
• Every measuring test and calibrations according to the service hand-
book.
« By SCHILLER AG auhorised
technician