KX-TGJ310RU, KX-TGJ312RU, KX-TGJ320RU, KX-TGJ322RU, KX-TGJA30RU - Panasonic Telephone Service Manual (repair manual). Page 79

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79
KX-TGJ310/KX-TGJ312/KX-TGJ320/KX-TGJ322/KX-TGJA30
                                                                                                                                                                               NC: No Components
KX-TGJA30RU SCHEMATIC DIAGRAM (Handset_Main)
Handset TX
SP-Phone TX
Handset RX
Headset RX
Headset TX
1.8V
SP-Phone RX
4.0V
3.0V
1.8V
RX_RF
TX_RF
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(13)
(14)
(15)
MICH
V
REFM
SHORT
C12
K2.2u
ADC0/P3_3
ADC1/INT0/P1_0
SOCp
SOCn
DC_SENSE
DC_I
DC_CTRL
VBAT
CHARGE_CTRL
AVD
LDO_CTRL
P1_7/CHARGE
DP1/PAOUTp/P3_1
VDD_PA
DP0/PAOUTn/P3_0
L
S
Rp
L
S
Rn
CP_VBAT1
SHORT2
GNDA1
C106
K0.1u
GNDA
C105
K1000p
C74
K10u
R104
100
k
R101
10
+1.8V
C104
K1000p
GNDA1
R103
2.2k
D
N
G
D
N
G
CN1
Headset Jack
5
2
4
3
MIC_POWER
CHARGE_DET
CHARGE_CTRL
STB_A
SOCn
SOCp
C
7
3
NC
C
7
2
NC
GND
GND
+1.8V
GND GND GND
R23
1k
1.8V
Q1
D13
NC
D14
NC
C36
J39p
C78
K2200p
GND
C79
K2200p
GND
C22
K1u
C190
K0.1u
GND
GND
GND
GND
D21
D22
C32
K0.1u
R18
30k
R19
10k
CHG+
C59
K1u
R1
10k
RCV+
RCV-
25
26
27
28
29
30
31
32
33
23
24
34
35
36
37
38
1
R76
1
L74
NC
1
2
R106
NC
1
2
SP+
SP-
RECEIVER+
RECEIVER-
1
C
7
0
1000p
C
7
1
1000p
(MAX500mA)
RECEIVER+
RECEIVER-
FbB" C
9mm2 :1.75pF
SL
W=0.15mm
L=6.3mm :3.6nH + 0.4nH
SL
W=0.15mm
L=6.3mm :3.6nH + 0.4nH
FbB" C
9mm2 :1.75pF
HEADSET_DET
PCB
RE1
PNLB1236**-AP
GNDA
MIC AP1
HAK_CL1
PNJE1227ZA/M1
SHEET-SW
AP1
GND
MIC+
MIC-
ZA1
1
2
6
7
9
11
3
4
8
10
5
2
1
R108
100
k
Q13
GND
R105
47k
CARBON_CL1
MICn
Test Pattarn for Pattern
MICp
Test Pattarn for Carbon
SHORT
SHORT
GNDA
GND
OJ5
OJ6
20
21
22
R24
820
R25
820
19
SHORT
SHORT
SHORT
S
HORT
GND
C191
K1u
C29
K1u
VBAT
VBAT
C801
D10p
GND
RF_TXn
RF_TXp
RF_RXp
C859
D10p
VBAT
ANT1_TP
GND
GND
RF_RXn
GND
OJ1
OJ2
OJ3
OJ
7
39
CP_C1X
40
CP_C2X
41
CP_C1Y
42
CP_VBAT2
43
CP_C2Y
R77
GND
C860
2p
C862
2.7p
C861
2.7p
C86
7
2.2p
open-stub
SL
W=0.6mm
L=20.0mm
open-stub
SL
W=2.2mm
L=5.0mm
open-stub
SL
W=2.0mm
L=10.8mm
TX-balun
SL
W=0.3mm
L=39.0mm
RF BLOCK
open-stub
SL
W=2.9mm
L=2.8mm
SL
W=0.3mm
L=6.5mm
*open-stub
SLx2
W1=0.2mm
L1=3.3mm
W2=0.7mm
L2=5.0mm
RX-balun
MSL
W=0.170mm
L=3.6mm
S=0.125mm
SL
W=0.2mm
L=20.0mm
LPF
SL
W=0.3mm
L=6.95mm
MSL
W=0.25mm
L=5mm
MSL
W=0.25mm
L=5mm
MSL
W=0.25mm
L=2mm
MSL
W=0.25mm
L=2mm
50 ohm line
L=2mm
50 ohm line
Total L=4mm
GND
C41
K0.1u
IC4
1
*CS
2
DO/IO1
6
CLK
7
*HOLD/IO3
3
*WP/IO2
8
VCC
4
GND
5
DI/IO0
+1.8V
C40
K0.1u
C30
K1u
CP3V
GND
C55 D10p
CP4V
OFF
C52 K1u
CP3V
CP4V
POWER
4
7
V
DD1
48
QS
PI_IO3
45
CP_
V
OUT2
46
PON/P1_6
44
CP_VOUT1
C53
K10u
IC1
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