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TEMPERATURE RANGE: The module was brought to temperature in the Weiss-Technik chamber in the sequence, and for the durations, shown below. Module was powered on and off several times, and visual quality of display observed.   TU480 results Temp Duration Observation -30C 2 hours Off, storage -20C 0.5 hour 5.5V operation, 357mA, OK -20C 0.5 hour 4.5V operation, 339mA, OK +80C 16 hours Off, storage +70C 0.5 hour 4.5V operation, 365mA, OK +85C 0.5 hour 5.5V operation, 336 mA, OK TU640 results Temp Duration Observation -30C 2 hours Off, storage -20C 0.5 hour 4.5V operation, 469mA, OK -20C 0.5 hour 5.5V operation, 508mA, OK +80C 16 hours Off, storage +70C 0.5 hour 4.5V operation, 474mA, OK +85C 0.5 hour 5.5V operation, 511mA, OK TU800 results Temp Duration Observation -30C 2 hours Off, storage -20C 0.5 hour 4.5V operation, 574mA, OK -20C 0.5 hour 5.5V operation, 597mA, OK +80C 16 hours Off, storage +70C 0.5 hour 4.5V operation, 566mA, OK +85C 0.5 hour 5.5V operation, 589 mA, OK