6.6.2 Removing the P.C.B.
1. Isolate electricity;
2. Remove the inspection cover from the reverse of the
control panel, unscrew the screws “Q1” (F
IG
. 6.71);
3. Unplug all electrical connections from the P.C.B (F
IG
.
6.72);
4. Carefully unplug the EEPROM key “R1” (F
IG
. 6.73);
5. Remove the screws “S1” (F
IG
. 6.74);
6. Separate the facia panel from the rear of the control
panel ;
7. Remove the main P.C.B., unscrew the screws “T1”
(F
IG
. 6.75);
8. Unscew the display P.C.B. mounting screws “T2” and
disconnect the P.C.B. connection cable “T3” (F
IG
. 6.76);
9. Remove the display P.C.B. (F
IG
. 6.77);
10.Replace either P.C.B. in reverse order.
11.Refit the EEPROM key “R1”
F
IG
. 6.71
Q1
Q1
F
IG
. 6.72
F
IG
. 6.73
F
IG
. 6.74
F
IG
. 6.75
S1
S1
S1
S1
F
IG
. 6.76
T3
T3
F
IG
. 6.77
R1
T1
T1
T1
T2