44
11. ENVIROMENT REQUIREMENT
11.1
Operating
Temperature 5
°
C ~ 40
°
C
Relative Humidity
20% to 80%
Altitude
Sea level to 8000ft
11.2
Storage or Shipment
Temperature -20
°
C ~ +60
°
C
Relative Humidity
5% to 85%
Altitude
Sea level to 40,000ft
11.2.1
TEST PROCEDURE:
•
Put in temperature chamber under 60
°
C
Time:24 hours
•
Back to room temperature
Time: 4 hours
•
Put in temperature chamber under -20
°
C
Time:24 hours
•
Back to room temperature
Time:4 hours
•
The process repeat 2 times.
Summary of Contents for AL922
Page 21: ...21 3 3 BLOCK DIAGRAM ...
Page 31: ...31 7 TROUBLESHOOTING 7 1 Main Procedure ...
Page 32: ...32 7 1 1 Power Circuit Troubleshooting ...
Page 33: ...33 7 1 2 Backlights Troubleshooting ...
Page 34: ...34 7 1 3 Performance Troubleshooting ...
Page 35: ...35 7 1 4 Function Troubleshooting ...
Page 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 ...
Page 42: ...42 WAVESHAPE ...
Page 48: ...48 APPENDIX A PARTS LISTS ...
Page 50: ...50 A 4 461A7830011 Firmware Ctrl Board VL 901 ...
Page 53: ...53 APPENDIX B DISPLAY UNIT ASSEMBLY ...