Stoll CMS ADF-3, Operating Instructions Manual

Page: 350 / 444

Repairing the knitting machine
7
Eliminating faults in electronics system 7.4
350
7.4.3 Replacing electronic card
1. Set main switch to "0" and wait until the LEDs on the power supply unit
go out (approx. 60 seconds).
2. Open the cover of the left control cabinet.
3. Remove the card.
4. Plug in the new card.
5. Close the cover of the left control cabinet.
6. Set the main switch to "1" and acknowledge the error remedy.
IMPORTANT
An electronic card can be destroyed by electrostatic
charge!
If you touch a board while you are electrostatically charged,
the board will be destroyed.
➜
First discharge yourself by touching "ground", e.g. a
water pipe or the machine frame, then touch a card.
➜
Only touch cards on the edge or the front side.
IMPORTANT
The electronic boards can be damaged by damage to the
pins on the rear of the board!
If the pins of the cards are bent or broken off at the rear, new
cards must be used.
➜
When replacing the cards, make sure that the pins are
not damaged.