Panasonic KX-TG9581B Service Manual page 77

(1)
(2)
(3)
(4)
8 9
(5)
L401 S U _ B G D N
5
4
(6) S U _ B + D
L403 GND_U
3
L402
(7)
2
S U _ B - D
L400
1
(8)
U B S V _
L404
6 7
GND_U
(9)
(10)
(11)
(12)
BT HEADSET_RX
Cell Phone TX
R731 1k
S_URX
R730 1k
S_UTX
S_JTAG
S_RST
M_+1.8V VBAT
VDD1
PCM_FSC
Q606
PCM_DO
PCM_DI
PCM_CLK
LCD_BACK_LED
(13)
IO_LED_SI
IO_LED_SCK
+3.4V
VBAT
Q607
(14)
Q702
S_PRG
(15)
448_RST
(16)
BT HEADSET_TX
Cell Phone RX
R212
82
R210
22k
C209
4700p
R214
NC
R207 100k
C216
0.01u
C217
0.01u
GND1
S_+1.8V
C713
K0.1u
67
CP_VOUT1
P0_2/SDA2/UTX2
68
CP_C2y
P0_1/URX/PWM0
69
P0_0/UTX CP_VBAT2
70
VDD2 CP_C1y
71
*RSTn CP_C2x
S_STM
72
JTAG CP_C1x
IC701
73
P2_5/PCM_FSC/SF CP_VBAT1
74
P2_4/SCL1/PCM_DO/DP3 P3_0/DP0/PAOUTn
SLAVE
75
P2_3/SDA1/PCM_DI/DP2 VDDPA
76
P2_2/PCM_CLK/CLK100 P3_1/DP1/PAOUTp
77
WLED_CUR_0 P1_7/CHARGE
GND
78
WLED_CUR_1 CHARGE_CTRL
79
P2_1/ECZ2/PWM1/LED4 VBAT
80
P2_0/ECZ1/PWM0/LED3 DC_CTRL
81
LDORF_CTRL DC_I
C708
82
VDD3 DC_SENSE
K0.1u 83
RFP0n SOCn
84
RF_SUPPLY2 SOCp
85
C707
RF_SUPPLY_PA P1_0/INT0/ADC1
NC
86
RF_TXn P3_3/ADC0
87
RF_TXp LDO_CTRL
88
RFP2 VDD/AVD
89
VBAT
R710 R727
100k 100k
S_+1.8V
D700
2 3
1
D701
2 3
1
R112
82
R114
NC
Q103
C109
R106
5.6k
4700p
R107
1 R 5 1
100k . 4 k 7
LINE1_RX
R109
100k
R132
NC
C132
6800p
Q203
M_+3.0V
PC202
2 R 6 0
1 4
k 1
LINE2_RX
NC 2 3
Q204
2.2k
NC
47k
C219
0.01u
1
AOUTPUT
2
A-INPUT
3
A+INPUT
4
GND
R237
12k
C220
0.01u
S_+1.8V
IC703
16M FLASH S_+1.8V_QSPI
1 8
*CS VCC
M_+3.0V
2 7
DO/IO1 *HOLD/IO3
3 6
*WP/IO2 CLK
4 5
GND DI/IO0
VCC:1.65-1.95V
KEYIN5 R630 1k
KEYIN4
R631 1k
KEYIN3
R632 1k
KEYIN2
R633 1k
KEYIN1
R634 1k
KEYIN0
R629 1k
44
43
IO_KEYST_CLR
42
IO_KEYST_SCK
41
IO_KEYST_RCK
40
IO_KEYST_SI
39
VBAT
38
C701
37 M_+3.0V
NC
36
35
R701
34
33 3.3k
32
31
IO_LED_CLR
30
29 IO_LED_SCK
28
IO_LED_RCK
27
IO_LED_SI
26
LINE2_ADC
25
24 MIC-
S_+1.8V
23
VBAT
MIC+
VDD5
Q701
VDD5:1.8V
Hook_SW
HOOK_DET
Headset_RX
Headset_DET
Headset_TX
J2
C723
SHORT
2200p
GND1 GND
GND1
KX-TG9581 SCHEMATIC DIAGRAM (Base Unit_Main)
77
KX-TG9581B/KX-TG9582B/KX-TGA950B
D101
Q101
PO101
C102
680p
C101
680p
R104
2.2k Q102
Q104
NC
C123
R119
5.6M 0.01u
R121 C125
180k 680p
C127
R123
180k 680p
C128
R124
5.6M 0.01u
C201 NC
D201
Q201
M_+3.0V
C202 NC
PC201
1 4
2 3
Q202
2.2k
47k
IC201
S_+1.8V
8
VCC
7
BOUTPUT
6
B-INPUT
5
B+INPUT
C223
R219
5.6M 0.01u
R221 C225
680k 100p
R223 C227
100p
680k
C228
R224
5.6M
0.01u
KEYIN5
KEYIN4
KEYIN3
KEYIN2
KEYIN1
KEYIN0
IO_KEYST_CLR
IO_KEYST_SCK
IO_KEYST_RCK
IO_KEYST_SI
M_+3.0V
GND1
GND2
GND3
IO_LED_CLR
IO_LED_SCK
IO_LED_RCK
IO_LED_SI
MIC-
MIC+
M_+3.0V
GND
HOOK_DET
Headset_RX
Headset_DET
Headset_TX
Headset_GND
NC: No Components
2/2
L1T_TP
22
L2R
L1R_TP
L1T
L1R
L2T
L2R_TP L2R_TP2
PO201
22
L2R
L2T
L2T_TP
WBX03
AP1
WBX01
AP1
WBX02
AP1
PNLB1228ZA-GW
HAK_CL1
PCB
RE2