Read Panasonic KX-NS8290CE Service Manual online
56
KX-NS8290
12.2. Bottom View
1
2
E
E
E
1
8
9
24
25
32
17
16
8
7
1
2
1
19
20
2
1
8
7
1
2
S
R340
R342
R341
R343
E1
PRI30
PRI30
PRI23
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
short
short
Line Selection table
R401
R402
PRI_RX+
R403
R404
PRI_RX-
R405
R212
R406
R407
R214
R408
R215
R409
R216
+1.8V
R217
R218
R219
PRI_TX+
R410
PRI_TX-
R411
R412
R413
R414
R221
GND_1
R416
GND_2
R417
R418
R419
R229
R422
R423
R230
R424
R231
R425
R232
R426
R233
R235
R236
R237
R238
R239
C200
C201
C202
C203
R240
C204
C205
R241
C206
C207
R243
R244
C208
R245
R246
C400
R249
C401
C402
C403
C210
C404
RA300
C211
C405
C212
C406
C213
C407
C214
R250
C408
R251
C215
R252
C216
C217
R253
C218
R254
C219
R255
R256
16.384MHZ
R257
C220
C221
C222
R262
R263
R265
R266
DG1
R651
VBAT_PWR
R655
R657
R658
C235
C236
C237 C238
DL100
C239
DDR_VTT
+3.3V
DC9V_1
DC9V_2
RA350
Q302
Q303
Q304
C462
C656
DG
LF450
LF451
UART_RX
IC400
LED_LINE
FG
LED_100B
R100
R101
D450
R104
D451
R105
D452
R106
D453
R300
R301
R113
R307
R308
R119
R310
LED_LINK
R316
R317
R318
R510
R129
VBAT
R322
LED_SYS_G
R323
R130
R131
R327
R134
R136
DDR_VREF
PoE_OUT
PoE_G
C103
C106
C107 C108
C109
C302
C303
R340
C110
X100
R341
C111
R342
C112
R343
RA203
C113 C114
RA205
C115
RA207
C117
RA400
C311
RA401
LED_SYS_R
R350
RA213
RA215
RA216
RA218
RA219
UART_TX
RA220
RA221
RA230
R371
RA232
R372
C150
DL400
C151
25MHz
C152
C153
C154
C155
C156
C157
C158
C159
MAIN_PWR
C160
C161
C162
C163
C164
C165
C166
C167
C168
C169
+1.1V
C170
C559
C171
C172
C173
C174
C750
C175
C751
C176
C177
C178
C179
C180
C181
C182
C183 C184
L400
C185
C186
C187
C188
C189
PoEINAN
C190
C191
C192
C195
C196
PoEINBP
PoEINAP
PoEINBN
R200 R201
R206
UART_GND
Q650
SYSTEM_LED
LINE_LED
C563
RTC_CLK
R667
C665
C561
R335
R650
R661
R663
R664
R666
D303
D304
NS8188X_8290CE_8290X BOTTOM VIEW
16.384MHz
25MHz
PoEINAN/P
DC9V_1
+1.1V
+1.8V
+3.3V
PoE_OUT
MAIN_PWR
VBAT_PWR
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