Panasonic KX-TG6531CB Service Manual page 15

C25
K2.2u
(1)
C26
(2) R1
10u
(3)
GND NC
(4)
CHG_DET
(5)
CP_CTRL
(6)
CHG_CTRL
(7)
GND
(8)
(9)
(10)
(11)
(12)
(13)
GNDA GND
GNDA
R24
(14)
390
GNDA
HEADSET_DET
for TGA653R
GNDA GND
(15)
(16)
(17)
W 0.15mm
L 20mm
3rd layer
ANT_TP
GND
C895
2
1.3p
3
1
DA801
W 0.15mm
GND
L 20mm
3rd layer
GND GND GND
W 0.15mm W 0.2mm
L 6.2mm L 3.8mm
1st layer 1st layer
GND
X1
13.824M
Handset RX
Speakerphone_SP+
Speakerphone_SP-
*R10
RECEIVER-
NC
RECEIVER+
L9
C14
R22
Headset_MIC+ TGA653
3.3k 0.039u
MIC POWER
GNDA
3.0V
HEADSET_DET
MIC+
MIC-
Handset TX
SP-phone TX
GNDA
ZA1
NC
GND
15
R807
470
GND
C826
10p
GND
W 0.15mm/L 7mm
GND
W 0.5mm /L 5mm
1st layer
L809
C812
8.2n
1p
GND
W 0.2mm
L 10.0mm
GND
1st layer
R806
470
GND GND
SP-phone RX
L13 180n
L14 NC
GND GND GND
SPP
SPM
GND GND GND
L71
*L72
(
*R306 100
(
( )
*C86 22u *L74 10
L3
GNDA GNDA GNDA GNDA1 GNDA1
GND
MIC+
R73 33
R74 33
MIC-
D4
C75 C74
NC NC NC
GNDA GND
GNDA
KX-TGA652 SCHEMATIC DIAGRAM (Handset_Main)
KX-TG6531CB/KX-TG6534CB/KX-TGA652CB
RXON
RXn
RX_RF
RXp
TXp
TX_RF
GND
TXn
VBAT
GND
TXON
+
SP-PHONE_SPEAKER
-
GND
C152
K1000p
+
RECEIVER
-
GND
1
)
2
*CN4
3
)
Headset Jack
4
L73 5
R308
GNDA1 GNDA
GNDA GNDA1
C113
D10p
1
MIC AP1
2
D3
NC
R309 R310
NC NC
GND
GNDA GND GNDA
GND
NC: No Components