Panasonic KX-FG2452CX Service Manual page 165

12.5.15.1.3. Check Table for RF Part
No. Item
1 Link Confirmation Normal
HS, BU Mode [Normal Mode]
2 Control signal confirmation
HS, BU Mode: [Test Burst Mode] (*1)
3 X'tal Frequency confirmation
HS, BU Mode: [Adjustment] (*3)
4 TX Power confirmation
Regular HS, BU Mode:
[RX-CW Mode.] (*4)
HS, BU (to be checked) Mode:
[Test Burst Mode.] (*1)
5 RX Sensitivity confirmation
Regular HS, BU Mode:
[Test Burst Mode.] (*1)
HS, BU (to be checked) Mode:
[RX-CW Mode.] (*4)
6 Range Confirmation Normal
HS, BU Mode: [Normal Mode]
Note:
(*1)(*3)(*4): Test Mode (P.77)
(*2): RF-DSP Interface Signal Wave Form (P.167)
(*5): Cordless Base Reference Drawing (P.202)
(*6): Handset Reference Drawing (P.203)
BU (Base Unit) Check
1. Register Regular HS to BU (to be
checked).
2. Press [Talk] key of the Regular HS to
establish link.
Check DSP interface. (*2)
Check RF Frequency at 45 CH in TX-CW mode.
(2439,966797 MHz ±50KHz)
1. Place the Regular HS about 15cm away
from the BU.
2. Confirm that RSSI of the Regular HS is
approximately 2V by Oscilloscope. (*5)
1. Place the Regular HS about 15cm away
from the BU.
2. Confirm that RSSI of the BU is approxi-
mately 2V by Oscilloscope. (*5)
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.
165
HS (HandSet) Check
1. Register HS (to be checked) to Regular
BU.
2. Press [Talk] key of the HS to establish link.
Check DSP interface. (*2)
Check X'tal Frequency.
(13.824000MHz ±100Hz)
1. Place the HS about 15cm away from the
Regular BU.
2. Confirm that RSSI of the Regular BU is
approximately 2V by Oscilloscope. (*6)
1. Place the HS about 15cm away from the
Regular BU.
2. Confirm that RSSI of the HS is approxi-
mately 2V by Oscilloscope. (*6)
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.
KX-FG2452CX