Panasonic KX-TDA0103X / KX-TDA0103XJ / KX-TDA0104X / KX-TDA0104XJ / ETX1KM753MB / ETX1KM752MB Service Manual ▷ View online
45
KX-TDA0103X/KX-TDA0103XJ/KX-TDA0104X/KX-TDA0104XJ
6.2.15. All Secondary output operation are normal but DC ALM high
6.2.16. Table
Ref
Defective mode
short/open
Check point
Other parts which have the possibility of failure
simultaneously
R179
>20k
Ω
Resistance Value
R517
IP301
MC401
R517
>10k
Ω
Resistance Value
R179
IP301
MC401
IP301
Open
Protector Resistance
R179
R517
MC401
MC401
DAMAGE
Note
R179
R517
IP301
46
KX-TDA0103X/KX-TDA0103XJ/KX-TDA0104X/KX-TDA0104XJ
6.2.17. AC Supply are normal and All Output Voltage operates Normally but AC Alm High
6.2.18. Table
Ref
Defective mode
short/open
Check point
Other parts which have the possibility of failure
simultaneously
MC401
Damage
None
Replace MC401 only
47
KX-TDA0103X/KX-TDA0103XJ/KX-TDA0104X/KX-TDA0104XJ
6.2.19. Battery Charging, Backup function not working
48
KX-TDA0103X/KX-TDA0103XJ/KX-TDA0104X/KX-TDA0104XJ
6.2.20. Table
Ref
Defective mode
short/open
Check point
Other parts which have the possibility of failure
simultaneously
D661
Open
A-K
All parts have the possibility of failure
simultaneously
D662
Open
A-K
D663
Short
A-K
D664
Open
A-K
D665
Open
A-K
D666
Open
A-K
D668
Open
A-K
D670
Open
A-K
F601
Open
Fuse Resistance
IC661
Short
A-K
A-Ref
IC662
Short
A-K
A-Ref
IP601
Open
Protector Resistance
Q661
Short
B-E
Q662
Short
B-E
Q663
Short
B-E
Q664
Short
B-E
Q665
Short
B-E
Q666
Short
B-E
Q667
Short
G-S
Q670
Short
B-E
Q671
Short
B-E
ZD662
Short
A-K
ZD663
Short
A-K
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