Panasonic KX-TG4221N Service Manual page 38

KX-TG4221N/KX-TG4222N/KX-TG4223N/KX-TG313SK/KX-TG4224N/KX-TG4225N/KX-TGA421N
10.1.6.2. RF Check Flowchart
Each item (1 ~ 6) of RF Check Flowchart corresponds to Check Table for RF part (P.39).
Please refer to the each item.
Start
1
Link
confirmation
Normal
OK
6
Range
confirmation
Normal
OK
GOOD
Note:
(*1) Refer to Check Link (P.35).
2
NG
Control
signal
confirmation
OK
3
X'tal
Frequency
confirmation
OK
4
TX confirmation
OK
5
RX confirmation
OK
NG
NG
Check BBIC interface parts.
(RF Block <->BBIC on BU/HS P.C.B)
NG
Adjust X'tal Frequency. (*1)
NG
Check TX Block.
NG
Check RX Block.
TEST RANGE Check.
38