LT-101A User’s Manual
Copyright © EVERFINE, Copy or spread without authorization is prohibited. 9
2.4 Digital display
This instrument is equipped with a 7-segment LED and some restricted characters.
The numbers and characters are shown as follows:
Initialization display
1. Light all the numeral LED tubes;
2. Extinguish all the numeral LED tubes;
3. Display "EVERFINE LT-101A, FPGA VX.XX CPU VX.XX", "CALC XXXX",
"MODE XXX", where "VX.XX" is the version number, "CALC" means calibrated by
the manufacturer. If "XXXX" is "PASS", it means the instrument is eligible, while
"ERR" means disqualification. “IN MODE” means the input test mode, and “OUT
MODE” means the output testing mode. If “XXX” is "RMS", it means real effective
value. If “XXX”is "DC", it means direct current.
0: A: K: U: ( )
1: B: L: V:
2: C: M: W:
3: D: N: X:
4: E: O: Y:
5: F: P: Z:
6: G: Q:
:
7: H: R:
:
8: I: ( ) S:
:
9: J: T:
:
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