Read Panasonic KX-NS8290CE Service Manual online
44
KX-NS8290
11.3. No. 3
3
2
4
+3.3V
X100
25M
NC
1 OE
2 GND 3
OUT
4
VDD
+3.3V
C103
0.1u
16
NC
DL100 NC
1
2
3
R101
33
NC
L100
4.7u
DG
DG
C120
0.1u
DG
C118
0.01u
C122
0.01u
DG
DG
DL101 NC
1
2
3
DG
DL103
NC
1
2
3
DG
R118
0
1A
DG
R100
0
NC
RESET
R107
4.7k
4.7k
C105
NC
+3.3V
C104
0.1u
0.1u
R108
100
C106
1000p 50
DG
C117
0.1u
R103 10
R102
1M
DG
C107
0.01u
C109
10u
10
R104 0
R105 0
R106 0
R105 0
R106 0
C108
0.1u
C110
0.01u
C112
10u
10
C111
0.1u
C114
0.1u
C113
0.01u
C115
10u
10
C170
0.1u
C171
0.1u
C172
0.1u
C173
0.1u
C174
0.1u
C175
0.1u
C177
0.1u
C176
0.1u
C178
0.1u
C180
0.1u
C179
0.1u
DG
DG
C181
0.1u
C185
0.1u
C182
0.1u
C186
0.1u
C184
0.1u
C183
0.1u
C187
0.1u
C188
0.1u
DG
C191
0.1u
C189
0.1u
C190
0.1u
C192
0.1u
C168
0.1u
C165
0.1u
DG
C169
0.1u
C163
0.1u
C160
0.1u
C164
0.1u
C162
0.1u
C166
0.1u
C167
0.1u
C161
0.1u
C152
0.1u
C157
0.1u
C150
0.1u
C158
0.1u
C156
0.1u
C155
0.1u
C151
0.1u
C159
0.1u
C154
0.1u
C153
0.1u
/SYS_RST
004
C123
10u
10
R119
33
NC
E_CLK
001
DG
C135
10u
10
C136
0.1u
R125
100
R122 0
R124
0
C127
0.1u
R123
0
C129
0.1u
C128
NC
C126
47u
6.3
C125
0.1u
C130
0.1u
DDR_VTT
C124
47u
6.3
DDR_VREF
DG
DG
DG
DG
DG
+1.8V
C102
0.01u
C137
100u
6.3
DG
C138
100u
6.3
DG
C139
100u
6.3
DG
DG
R113 0
IC102
VFB = 0.8V 1%
1 PGND
2 VIN1
2 VIN1
6
SS
7
EN
3 VIN2
8
LX
4 SGND
5
VFB
SW101
NC
2
1
4
3
5
DG
DG
C140
0.01u
DG
C141
NC
DG
DDR_VREF
/RST_JTAG
R128 0
C142
10u
10
DL102 NC
1
2
3
C144
0.1u
C143
0.1u
DG
DG
R109 0
1A
R116
1.6k
1%
R115
4.3k
1%
R112
100
R129
0
+1.8V
R130
NC
R131
NC
DG
DG
DG
Q100
10k
10k
DG
R135
1k
R134
NC
R133
1k
R132
1k
R138
1k
R137
1k
R136
NC
DG
+3.3V
R111
0
1A
C145 22u
6.3
DG
C119
22u
6.3
C134
22u
6.3
C193
100p
+3.3V
C121
NC
R141
0
R140
0
R143 NC
R142 NC
R142 NC
DG
DG
C116
NC
DG
R114
4.7k
4.7k
R127 0
R121
4.7k
4.7k
+1.8V
+1.1V
DDR_VTT
+3.3VCPU
DDR_VREF
C133
10u
10
C132
0.1u
16
C131
0.1u
16
DG
C194
10u
10
C195
0.1u
C196
0.1u
X101
25M
24
3
R120
NC
R117 0 2A
C101 2p
C100 2p
HOLD_DCDC
001
IC101
1
ER
2
SUB
4
VOUT
5
VDD
3
GND
IC103
1
ON/OFF
2
VSS
4
VIN
5
VOUT
3
SSC
IC100
W22 PLL_XI
W21 PLL_XO
E21 *PCI_RST
D4 *EPROM
V21 *PLLBYPASS
H3 OPMODE
C3 BISR
A1 *ARAMBOOT
J1 SCANMODE
J2 SCANEN
V20 RESERVE
Y21 AVDD_CORE0
V22 AVDD_CORE1
U20 AVDD_CORE2
V5 VDDO_VREF
F7 VDD1
F8 VDD2
F9 VDD3
F10 VDD4
F11 VDD5
F12 VDD6
F13 VDD7
F14 VDD8
F15 VDD9
F16 VDD10
G6 VDD11
G17 VDD12
H6 VDD13
H17 VDD14
J6 VDD15
J17 VDD16
K6 VDD17
K17 VDD18
L6 VDD19
L17 VDD20
M6 VDD21
M17 VDD22
N6 VDD23
N17 VDD24
R6 VDD25
R17 VDD26
P6 VDD27
P17 VDD28
T6 VDD29
T17 VDD30
U7 VDD31
U8 VDD32
U9 VDD33
U10 VDD34
U11 VDD35
U12 VDD36
U13 VDD37
U14 VDD38
U15 VDD39
U16 VDD40
E8 VDDO_A1
E9 VDDO_A2
E10 VDDO_A3
E11 VDDO_A4
E12 VDDO_A5
E13 VDDO_A6
E14 VDDO_A7
E15 VDDO_A8
E16 VDDO_A9
F6 VDDO_A10
F17 VDDO_A11
G5 VDDO_A12
G18 VDDO_A13
H5 VDDO_A14
H18 VDDO_A15
J5 VDDO_A16
N18 VDDO_A17
P18 VDDO_A18
R18 VDDO_A19
T18 VDDO_A20
U17 VDDO_A21
V13 VDDO_A22
V14 VDDO_A23
V15 VDDO_A24
V16 VDDO_A25
P5 VDDO_B1
R5 VDDO_B2
T5 VDDO_B3
U5 VDDO_B4
U6 VDDO_B5
V6 VDDO_B6
V7 VDDO_B7
V8 VDDO_B8
V9 VDDO_B9
V10 VDDO_B10
V11 VDDO_B11
V12 VDDO_B12
W5 VDDO_B13
W6 VDDO_B14
K5 VDDO_C1
L5 VDDO_C2
M5 VDDO_C3
N5 VDDO_C4
J18 VDDO_E1
K18 VDDO_E2
L18 VDDO_E3
M18 VDDO_E4
IC104
1 GND
2 *SD
2 *SD
6
AVIN
7
PVIN
3 VSENSE
8
VTT
4 VREF
5
VDDQ
RESET
IC100
C
E
B
A
D
F
/RST_WDG
(1)
(2)
(3)
(3)
(4)
(5)
KX-NS8290CE No.3 1/2
TP (IC12_FB)
TP (+1.1V)
TP (+1.8V)
22
25 26
25 26
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