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Model
KX-TDA0103X KX-TDA0103XJ KX-TDA0104X KX-TDA0104XJ ETX1KM753MB ETX1KM752MB
Pages
105
Size
4.91 MB
Type
PDF
Document
Service Manual
Brand
Device
PBX / POWER SUPPLY UNIT
File
kx-tda0103x-kx-tda0103xj-kx-tda0104x-kx-tda0104xj-.pdf
Date
PREV: Panasonic KX-TD816SERIES / KX-TDN816 Service Manual / Supplement

Panasonic KX-TDA0103X / KX-TDA0103XJ / KX-TDA0104X / KX-TDA0104XJ / ETX1KM753MB / ETX1KM752MB Service Manual ▷ View online

33
KX-TDA0103X/KX-TDA0103XJ/KX-TDA0104X/KX-TDA0104XJ
6.1.15. All Secondary output operation are normal but DC ALM high
6.1.16. Table
Ref
Defective mode 
short/open
Check point
Other parts which have the possibility of failure 
simultaneously
R179
>20k
Ω
Resistance value
R515
IP302
MC401
R515
>10k
Ω
Resistance value
R179
IP302
MC401
IP302
Open
Protector Resistance
R179
R515
MC401
MC401
Damage
None
R179
R515
IP302
34
KX-TDA0103X/KX-TDA0103XJ/KX-TDA0104X/KX-TDA0104XJ
6.1.17. Fan not stop but FAN ALM (Low) activated
6.1.18. Table
Ref
Defective mode 
short/open
Check point
Other parts which have the possibility of failure 
simultaneously
R217
Short
FN201
Q202
Short
C-E
CNFAN
Open
CNFAN Pin 2 wire resistance
FN201
High
Pin 2-Gnd voltage
35
KX-TDA0103X/KX-TDA0103XJ/KX-TDA0104X/KX-TDA0104XJ
6.1.19. AC Supply are normal and All Output Voltage operates Normally but AC Alm High
6.1.20. Table
Ref
Defective mode 
short/open
Check point
Other parts which have the possibility of failure 
simultaneously
MC401
Damage
None
Replace MC401 only
36
KX-TDA0103X/KX-TDA0103XJ/KX-TDA0104X/KX-TDA0104XJ
6.1.21. Battery Charging, Backup function not working
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