S-Print, Keypads, Front Panel, Ret-Print - Fritz Gegauf Bernina artista 630 Service Manual

4.7 S-Print, keypads, front panel, RET-Print, touch screen, display and
side cover (plugs)
Disassembly:
1. Remove covers.
2. Pull adjusting button off speed regulator.
3. Remove screw (17).
4. Press clip (19) down and remove side cover (20) to the left.
5. The artista 640 requires disconnection of lower thread indicator cable.
6. Carefully slide down the locking clip to disconnect and remove the cables (21) from S-Print (22) and
RET-Print (23).
7. Remove screw (13) from RET-Print.
8. Remove RET-Print (23).
9. Carefully slide down the locking clip to disconnect the ribbon cable (25) from the touch screen.
10. Carefully slide down the locking clip to disconnect the ribbon cable (24) from the LCD.
11. Disconnect LCD backlighting plug (27). Note: Pull only on the plug, and not the LCD lighting cable,
because the CFL tube may break.
12. Remove screws (16) – 4 screws.
13. To remove, lift S-Print (22) from beneath and pull out from under pin (14).
14. Guide plug (27) out through opening (26).
15. Use the special tool (IC extractor) to remove EEPROM from old S-Print. Transfer it directly to new S-
Print. NOTE: Take care to place EEPROM in the correct position and avoid bending the contacts.
16. Remove screws (15) – 4 screws – from bridges (18). Remove LCD and touch screen. Replace (p. 24)
17. Remove keypad (4).
18. Remove the five front cover clips (3), remove the front panel and replace.
19
20
14 22
EEPROM
Service-Manual_artista_630_640_english_V4.01_032069_50_04.doc
24 25
26
27
16
17
16
21
23
13
25