Panasonic KX-TCD420BXM

Items
Adjustment
Point
Procedure
Check
Replace
Parts
(F)
*
Hookswitch
Check with DC
Characteristics
-
1. Connect J2 (Telephone Socket) to Tel-simulator which is connected with 600 .
2. Set line voltage to 48V at on hook condition and line current to 40mA.
3. Execute the command "hookoff"
4. Confirm that the line current is 40mA ± 5mA.
5. Execute the command "hookon".
6. Confirm that the line current is 0mA ± 2mA.
IC8,R12,R13,
R14,R15,Q2,
Q4,D6,C6,
C7,C11,JMP9
(G)
*
DTMF Generator
Confirmation
-
1. Connect J2 (Telephone Socket) to DTMF tester.
2. Execute the command "hookoff" and "dtmf_up".
3. Confirm that the high frequency (1477.06Hz) group is -6dBm ± 2dBm.
4. Execute the command "dtmf_lo".
5. Confirm that the low frequency (852.05Hz) group is -8dBm ± 2dBm.
IC8,R55,C33,
R30,C88,C19,
R26,R25,Q9,
R24,R27,C16,
R20
(H)
*
Transmitted
Power
Confirmation
- Remove the Antenna before starting step from 1 to 4.
1. Configure the DECT tester (CMD60) as follows;
<Setting>
-Test mode: FP
-Traffic Channel: 5
-Traffic Slot: 4
-Mode: Loopback
-PMID: 0000
2. Execute the command "testmode".
3. Initiate connection from DECT tester. (“set up connect”)
4. Confirm that the NTP value at ANT is 20dBm ~ 25dBm.
IC6,IC4,L2,
C57,C61,C75,
C77,C78,C76,
C68,C69,R79,
R80,C63,C64,
R83,R84,C65,
L3,C79,C67,
C66,D10,C62
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1/2/2015
Digitized in Heiloo, Holland