26
27
Symptom -3
Symptom -4
No LED Display/Keys does not work
Check the Digital P.C.B.
connector XP9 voltage.*2
Exchange the
Digital P.C.B.
NG
OK
Exchange the Front P.C.B.
Remote Control does not work
NG
Exchange the
battery
OK
Check the Digital P.C.B.
connector XP9 voltage.*2
NG
Exchange the
Digital P.C.B.
OK
Exchange the
Check the battery of
the Remote Control
Exchange the
Front P.C.B.
*2
VOLTAGE DATA (measurement value)
CHECK POINT LOCATION
REF.NO.
PIN NO.
XP9
1
3.3V
2
3.3V
3
1.7V
4
PIO9
5
PIO11
6
PIO13
7
GND
8
3.3V
9
GND
10
3.3V
11
0V
12
0V
13
3.3V
14
3.3V
15
3.3V
16
3.3V
17
3.3V
18
11.9V
19
GND
20
BT_L
21
GND
22
BT_R
23
GND
24
NFC_FD
24
Symptom -3
*2