Read Panasonic KX-TG5581RUB / KX-TGA551RUB Service Manual online
65
KX-TG5581RUB/KX-TGA551RUB
KX-TG5581RU SCHEMATIC DIAGRAM (Base Unit_Main)
NC: No Components
CHARGE_DET
QSPI_IO1
QSPI_CS
QSPI_IO2
QSPI_IO0
QSPI_SCK
QSPI_IO3
PF_SUP
QSPI_IO3
QSPI_SCK
QSPI_IO0
QSPI_IO2
QSPI_IO1
QSPI_CS
ACFL
Q8
C614
1u
R615
56k F
R16
10k
R123
NC
(3216)
R14
100k
R18
27k
R27
100k
R19
8.2k
R23
100k
*R20
R29
0
*R30
C22
1u
C18
NC
C57
NC
R21
12
C14
C56
K0.1u
TP9
C23
NC
R24
39k
C27
50 10u
R28
470k
C155
(1005) NC
R33 1k
R35
1k
R10
100k
R8
100k
C61
100n
R117
3.3k
C75
100n
*D16
*D15
NC
A
K
NC
AK
C306
NC
C305
1u
F1 3A
*R2
NC
D21
Q9
R106
220
220
R109
220
C2
NC
C167
NC
C7
100n
C8
100n
C65 D10p
L2T
L2R
D26
NC
ANT1
RF_RXn
RXON
ANT2
RF_RXp
Q5
C9
680p
C10
680p
LINE_DC
C1
NC
R36
120k
C617
1u
R4
1M
R6
1M
R3
180k
R5
180k
C5
10n
C6
10n
C42
10n
C43
10n
R42
4.7M
R43
4.7M
C3
680p
C4
680p
C54
33n
C55 82n
R34 82k
C53 820p
*R7
*R9
*Q2
R22
27
R37
3.9k
R32
82k
C52
820p
R40
270
C171
D10p
2.7k
0.25W
RA1
1k
1
2
3
4
R38 1k
+3.0_CP
RF_TXp
RF_TXn
TXON
TXON
R71
10k
R611
10k
P1
C136
D10p
C137
D10p
C168
D10p
C169
D10p
C170
D10p
+1.8V
GAP
D3
4
3
1
2
C320
100n
R320
2.2k
GND
C16
NC
C17
NC
C15
NC
R116
0
TP10
GND
C141
NC
D9
NC
+5.5V
Q3
+1.8V
+2.4V
+2.85V
+1.8V
+2.85V
R95
D10
NC
Q10
NC
NC
1u
C86
C30
NC
C88
0.01u
R130
1k
C623
C622
NC
R129
10k
C156
NC
C39
NC
C38
C37
C36
220p
C602
180p
R605
4.7k
R811
NC
R126
NC
C626
NC
NC
D23
NC
C157
1000P
+1.8V
D22
NC
TP16
TP15
D28
NC
NC
R607
0.1
+5.5V
DC_IN J101
+5.5V
GND1
R93
680
R91
330
C702
NC
+3.0_CP
+2.85V
+2.85V
+2.85V
R364
NC
+5.5V
R609 12k
L1R L1T
DCP
DCM
1
VSS_LNA1
2
RF_RXn
3
RF_RXp
4
VSS_LNA2
5
RFP1
6
RFP0
7
REF_RES
8
AVS_XTAL
9
XTAL2
10
XTAL1
11
AVD_XTAL
12
RF_SUPPLY1
13
PARADET/P3_4
14
RINGOUT/RINGING/P3_5
15
RINGn/P3_6
16
RINGp/P3_7
17
CIDINp/P3_2
18
VREFp
19
CIDINn/MICp
20
CIDOUT/MICn
21
MICh
22
VREFm
23
LSRp
24
LSRn
25
AVD
26
LDO_CTRL
27
ADC0/P3_3
28
ADC1/INT0/P1_0
29
NTC/ADC2
30
SOCp
31
SOCn
32
CHARGE_CTRL
33
P1_7/CHARGE
68
WLED_CUR_0
69
WLED_CUR_1
70
WLED_CUR_2
71
P2_1/ECZ2/PWM1/LED4
72
P2_0/ECZ1/PWM0/LED3
73
VDD2
74
LDORF_CTRL
75
RFP0n
76
RF_SUPPLY2
77
RF_SUPPLY_PA
78
RF_TXn
79
RF_TXp
80
RFP2
97
GND
81
ONE_CELL
83
DC_DCI
82
DC_SENSE
84
DC_CTRL
85
VBAT
86
DC_CTRLN
87
ULP_MAIN
88
ULP_VBAT
89
ULP_PORT
98
DUMMY1
99
DUMMY2
100
DUMMY3
101
DUMMY4
102
DUMMY5
103
DUMMY6
104
DUMMY7
105
DUMMY8
106
DUMMY9
107
DUMMY10
108
DUMMY11
109
DUMMY12
110
DUMMY13
111
DUMMY14
112
DUMMY15
113
DUMMY16
90
QSPI_IO3
91
QSPI_SCK
92
QSPI_IO0
93
VDDIO
94
QSPI_IO2
95
QSPI_CS
96
QSPI_IO1
C32
100u
16
6.3 1000u
R608 0.1
C640
NC
C704
0.1u
C701
0.1u
R612 0.1
Q23
D5 NC
D6 NC
NC
Q361
NC
SA1
2
1
SA2
NC
2
1
Q602
*Shield
1 2
6
7
9
11
3 4 5
8
10
12
Q22
R56
NC
(0.5W)
R55
NC
(0.5W)
R57
NC
R351
NC
+2.85V
C352
NC
R354
NC
+5.5V
NC
2.7V
2
VIN
1
VOUT
3
NC
4
VSS
CHARGE+
R358
10k
+5.5V
R355
NC
+5.5V
+1.8V
Q352
R352
NC
VDD3
VDD1
VDD2
1
2
3
4
5
1
*CS
2 SO/SIO1
6
SCLK
7
NC/SIO3
3 *WP/SIO2
8
VCC
4
GND
5
SI/SIO0
Q4
X1
10.368M
1
3
2
C29
0.1u
C431
0.1u
C142
560p
C76
10p
C74
NC
D27
NC
*R124
R15
(3216)
*C12
NC
*C166
NC
*R17
2.2k
Q363
NC
R365
NC
R366 NC
+2.85V
Q351
NC
R610 22k
C77
NC
C358
NC
R369
NC
L3
22uH
GND
GND1
R367 22k
R353
22k
Q354
R368
NC
Q362
NC
R359
10k
R360
56k
R363
NC
R362
NC
R361
NC
*R31
*C19
*C25
*R12
*R13
*C28
3V DCDC convertor
DC_IN
Charge -
Charge +
Charge +
!
2.7k
390
0.027u
NC
NC
10
470
1200p
0.047u
10k
680
0.033u
IC7
IC7
IC351
IC2
IC431
(1)
(2)
(3)
(4)
(5)
2.85V
3.0V
1.8V
Rx AF
Rx RF
Tx AF
Tx RF
Caller ID
Bell signal
Loop current
0.75V
0V
250mVp-p
Bell signal
Click on the first or last page to see other KX-TG5581RUB / KX-TGA551RUB service manuals if exist.