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Error Code Possible Reasons Check / Correct
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LIST OF FAILURES
ETC00781(4) Series 100 e 02/2004
Battery buffer faulty.
The EPROM default
values were charged.
1. Jumper not or incorrect
plugged.
2. Positive or negative
reference voltage absent.
3. Light barrier signal absent.
4. IR channel:
Chopper drive inoperative
4. Supply voltage
(internal 6 V DC) absent.
1. Start-up of A/D-conversion
in temperature channel
absent.
2. Supply voltage
(internal 6 V DC) absent.
Check, if Jumper J 7
is plugged (see chapter 19.).
Exchange battery,
if battery voltage < 3,5 V
(BKS - Jumper J7 plugged).
The error is clearing after depressing
any key or with serial interface
instruction $627.
1. Channel 1: Check Jumper J1
Channel 2: Check Jumper J2
(see chapter 18.)
Switch analyzer off and then on again.
2. Check reference voltage
(see chapter 17.1.2/17.1.3).
3. Check connection X9 / light barrier
(see chapter 18.)
Check measuring point 17.1.6
4. Check connection X2 / chopper drive
(see chapter 18.)
Check measuring point 17.1.4
4. Check measuring point 17.1.1
1. Switch analyzer off and then on again.
2. Check measuring point 17.1.1
Flashing
Channel 1
Channel 2
A/D-Conversion-End-Signal
absent
Temperature compensation
interferred