Signal Route - Panasonic KX-PRX120W Service Manual

KX-PRX120W/KX-PRXA10W
4.5.

Signal Route

SIGNAL ROUTE
DTMF TONE
TEL OUT
(to Tel Line)
DTMF TONE
TEL IN
(from Tel Line)
CDL TX
(to Tel Line)
(BASE UNIT)
CDL RX
A
(from Tel Line)
B - P1
(HANDSET)
from BASE UNIT
Caller ID
(from Tel Line)
DA801 - C803 - DA802
SP-PHONE TX
(to Tel Line)
SP-PHONE RX
(to Tel Line)
SIGNAL
IN
(BASE UNIT)
IC7 (23) - R116 - R29 - C22 - Q5 - Q3 - D3
(BASE UNIT)
A D3 - Q3 - Q5 - R20 - C56 - R117 - IC7 (21)
B - P1
(HANDSET)
MIC - (internal parts are omitted) - DECT Antenna To Base
(BASE UNIT)
from HANDSET ANT1 - C851
ANT2 - C853
IC7 (23) - R116 - R29 - C22 - Q5 - Q3 - D3
D3 - Q3 - Q5 - R20 - C56 - R117 - IC7 (21)
- DA801 - C803 - DA802
DECT Antenna - (internal parts are omitted - RECEIVER
(BASE UNIT)
B - P1 - C4 - R6 - R33 - IC7 (17)
A - C3 - R4 - R35 - IC7 (19)
(HANDSET)
MIC - (internal parts are omitted) - DECT Antenna To Base
(BASE UNIT)
from HANDSET ANT1 - C851
ANT2 - C853
IC7 (23) - R116 - R29 - C22 - Q5 - Q3 - D3
(BASE UNIT)
A D3 - Q3 - Q5 - R20 - C56 - R117 - IC7 (21)
B - P1
- DA801 - C803 - DA802
(HANDSET)
from BASE UNIT DECT Antenna - (internal parts are omitted) - SPEAKER
ROUTE
A
P1 - B
DA802 - C803 - DA801 - C826
A
P1- B
C851 - ANT1
to HANDSET
C853 - ANT2
IC7 (79) - L802
IC7 (78) - C813
C851 - ANT1
to HANDSET
C853 - ANT2
DA802 - C803 - DA801 - C826
A
P1 - B
C851 - ANT1
to HANDSET
C853 - ANT2
14
C864 - IC7 (3)
C863 - IC7 (2)
IC7 (79) - L802 C812
C812 - IC7 (78) - C813
IC7 (3)
IC7 (2)
IC7 (79) - L802 C812
IC7 (78) - C813
OUT