Panasonic KX-TGE210B Service Manual page 74

KX-TGE210/KX-TGE212/KX-TGE232/KX-TGE233/KX-TGE234/TGEA20
(1)
(2)
TO RF BLOCK
TXn
TXp
RXp
RXn
GND
44
TXn
43
TRSW_n
42 C22
ANT
0.1u
C25
41
VCC_FE
K2.2u
40
VDD_IF
39
VCC_IF
C26
38
VDD_APU
37
10u
VBAT_APU
36
XIN
C24
35
XOUT
1u
34
DCINS
33
PWM0
32
PWM1
31
SPOUTP
30
VCCPA
C68
29
SPOUTN
1u
28
LOUT
27
HSSPOUTP
26
MPWR
GND
25
HSMIP
24
HSMIN
23
MIP
(3) GNDA
GNDA
GNDA
VBAT
RA4
3.3k
GNDA
(4)
ANT-Pattern
ANT-Short
GND
ANT1
ANT-Short-GND
GND
X1
GND
CHG_DET
CHG_CTRL
GND
Speakerphone_SP+
Speakerphone_SP-
C14
R22
3.3k 0.039u
GNDA GND
R23 MIC POWER
390
HEADSET_DET
GND
GND
MSL L=11mm,W=0.2mm
MSL
W=0.3mm
L=12.0mm
D=3mm D=3mm
open-stub
SL
W=4.0mm
L=4.5mm
SL
W=0.2mm
L=20mm
VBAT
STAR5
GND
RECEIVER- C16 22u
RECEIVER+
R81
NC
GNDA
GNDA
Handset Tx
SP Phone Tx
MIC+
MIC+
MIC-
MIC-
GNDA
HAK_CL1
KX-TGEA20 SCHEMATIC DIAGRAM (Handset_Main)
74
MSL
Wm=0.4mm
Lm=10mm
C801
2p
GND
SL
SL
GND
W=0.3mm
W=0.3mm
L=5.0mm
L=4.5mm
SL Tx-balun
W=0.3mm SL
L=4.5mm W=0.3
open-stub
L=40mm
SL
W=4.0mm
L=3.5mm
STAR7
open-stub
SL
open-stub
W=2.0mm
SL
L=2.25mm
W=0.6mm
L=20mm
SP Phone Rx
GND GND GND GND
SPP
Handset Rx
SPM
GND GND
R80
10
GNDA GNDA GNDA1
GND GND GND
AP1
MIC
*RF-SHIELD
NC
GND
NC: No Components
RF BLOCK
RXn
SHORT1
RXp
SHORT
MSL
W=0.25
L=2mm
TXp
MSL
W=0.25
L=2mm
TXn
Pre-matching
+
SP-PHONE_SPEAKER
-
C42
NC
+
RECEIVER
-
1
2
CN4
3
4
Headset Jack
5
SHORT2
SHORT
GNDA GNDA1