Schiller AT-102, Service Handbook

Page: 100 / 140

5.4
AT-102 Service Handbook
Safety Notices and Conditions
WARNINGS
Mains power is potentially lethal - disconnect the mains before disas-
sembling the unit and remove the mains cable.
Setting the battery charge voltage requires that mains is connected
during this procedure. Exercise extreme caution. Be aware at all times
hat mains voltage is present.
All other maintenance, calibration, checks, or adjustments must be
carried out with battery power only
CAUTIONS
The AT-102 contains static sensitive cmos components; observe antistatic
precautions. When carrying out any maintenance procedures always place
the unit on an earthed antistatic mat. Personnel must be earthed when
handling any boards or components. Always use an antistatic bag when
transporting boards or components
Care must be taken when removing and replacing connectors. Never use
force. Never strain the cable assemblies.
The procedural steps given for each module must be followed in the order
given.
The outer surfaces of the AT-102 are susceptible to abrasion damage. To
prevent scratching, always place on a soft, non-abrasive cloth.
Conditions
The unit must be placed on an antistatic mat and antistatic precautions observed
when any maintenance is carried out on the AT-102.
The room temperature should be between 18 and 28 degrees.