Metrohm 765 Dosimat User Manual download pdf (Page 26)

3.2. Diagnosis

765 Dosimat

3.2.2 Summary

3.2.4 Diagnosis of cylinder code..............................................23

3.2.5 Diagnosis of key board....................................................23

3.2.6 Diagnosis of display ........................................................23

3.2.7 Diagnosis analog output .................................................24

3.2.8 Diagnosis of digital timer .................................................25

3.2.9 Diagnosis of analog timer................................................26

3.2.10 Diagnosis of external inputs, outputs..............................26

3.2.11 RAM-test ..........................................................................27

3.2.12 Diagnosis of spindle zero and cock changeover............27

3.2.13 Diagnosis of spindle drive ...............................................27

3.2.3 Prepare instruments for diagnostic tests

Power off.

Remove exchange unit.

Disconnect all cables at rear, except mains cable and keyboard.

Power on and simultaneously press key <9> and keep pressed until

diagn. key 0...9

The individual inquiries of the several diagnostic steps are accessed using the key

<0> ... <9>, exit is with the <CLEAR> key.

diagn. key 0...9

║

╠══ < 0 >

║

╠══ < 1 >

║

╠══ < 2 >

║

╠══ < 3 >

║

╠══ < 4 >

║

╠══ < 5 >

║

╠══ < 6 >

║

╠══ < 7 >

║

╠══ < 8 >

║

╚══ < 9 >

cylinder code

keys test

display test

analog output

timer dig. test

timer ana. test

extern in/output

spind. mot. cal.

RAM TEST

RAM init.

Instrument adjustment

This diagnostic step is reserved for the service engineer and therefore will not be described within this document.

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Metrohm 765 Dosimat User Manual Page 26

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