Read Panasonic KX-DT521RU Service Manual Supplement online
20
2.9.
LED Does Not Light
Check the soldering.
Resolder or replace parts as needed.
Resolder or replace parts as needed.
Related parts:
IC205,D234,R209,RA205,RA202,
and Jumper chip
NO
Does SP-PHONE_LED light?
YES
Related parts:
IC205,R202,D249,
and Jumper chip
NO
Does RINGER LED(RED) light?
YES
Related parts:
IC205,R203,D248,Q204,R255,
and Jumper chip
NO
Does RINGER LED(GREEN) light?
YES
Related parts:
IC205,D227,R208,R209,RA205,
RA202,
and Jumper chip
NO
Does CO01 LED (flexible Button) light?
YES
Related parts:
IC205,D226,R210,R211,RA205,
R206,
and Jumper chip
NO
Does
CO08
LED (flexible Button) light?
YES
END
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