46
12.2
Electrostatics Discharge (ESD)
E.S.D Test
This test follow the IEC 61000-4-2
Discharge Voltage Level :
Criteria
Contact Discharge (KV)
Air Discharge(KV)
Class C
±4
±4
Class B
±6
±8
Class A
±8
±15
Class A
:
Temporary degradation or loss of function or performance which requires
operator Intervention or system reset.
Class B
:
Temporary degradation or loss of function or performance which is self-
recoverable
Class C
:
Normal performance within the specification limits
Discharge times: 20 times for each discharge point, time interval 1 second.
In the case of acceptance tests, the test program and the interpretation of the test results are
subject to
agreement between manufacturer and user.
The test documentation shall include the test conditions and the test results.
Содержание AL922
Страница 21: ...21 3 3 BLOCK DIAGRAM ...
Страница 31: ...31 7 TROUBLESHOOTING 7 1 Main Procedure ...
Страница 32: ...32 7 1 1 Power Circuit Troubleshooting ...
Страница 33: ...33 7 1 2 Backlights Troubleshooting ...
Страница 34: ...34 7 1 3 Performance Troubleshooting ...
Страница 35: ...35 7 1 4 Function Troubleshooting ...
Страница 38: ...38 Back Cover Cable Cover Gap 0 8 mm B 1 2 mm Base Cover Neck Cover Gap 0 8 mm C 1 2 mm ...
Страница 42: ...42 WAVESHAPE ...
Страница 48: ...48 APPENDIX A PARTS LISTS ...
Страница 50: ...50 A 4 461A7830011 Firmware Ctrl Board VL 901 ...
Страница 53: ...53 APPENDIX B DISPLAY UNIT ASSEMBLY ...
Страница 61: ...61 APPENDIX C P C B A ASSEMBLY ...