Panasonic KX-TG8421EB Service Manual page 45

Digital cordless answering system
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9.1.4.3.
Check Table for RF part
No.
Item
1
Link Confirmation Normal
HS, BU Mode: [Normal mode]
2
X'tal Frequency confirmation
3
Range Confirmation Normal
HS, BU Mode: [Normal mode]
Note:
(*1) Refer to Adjustment Standard (Base Unit) (P.63)
(*2) Refer to Adjustment Standard (Handset) (P.67)
BU (Base Unit) Check
1. Register Regular HS to BU (to be
checked).
2. Press [Talk] key of the Regular HS to
establish link.
1. Check X'tal Frequency. (*1)
(10.368 MHz ± 100 Hz)
1. Register Regular HS to BU (to be
checked).
2. Press [Talk] key of the Regular HS to
establish link.
3. Compare the range of the BU (being
checked) with that of the Regular BU.
45
KX-TG8421E/KX-TG8422E/KX-TG8423E/KX-TG8424E/KX-TGA840E
HS (Handset) Check
1. Register HS (to be checked) to Regular
BU.
2. Press [Talk] key of the HS to establish link.
1. Check X'tal Frequency. (*2)
(10.368 MHz ±100Hz)
1. Register HS (to be checked) to Regular
BU.
2. Press [Talk] key of the HS to establish link.
3. Compare the range of the HS (being
checked) with that of the Regular HS.

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