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Signal Overview - Nokia 7390 Service Schematics

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1) 32.768kHz at B2200
2) SLEEPClk at J2217
4) CBUSClk at J2206
5) CBUSDATA at J2207
8) TXCCTRL at J2211
7) TXCCLK at J2210
10) AUDIOCLK at J2200
11) SMPSCLK at J2308
13) RXIQ at R2900 - R2904
14) TXC at R2908
16) GSM900 TX at R7521
17) WCDMA TX at Z7541
Customer Care / Service Operations / Content Creation Team
Confidential Copyright © 2006 NOKIA Only for training purposes
3) RFCLK at J2800 / J2801
6) CBUSENX at J2209
17
9) TXCDATA at J2212
VANA=2.8V
12.55V if
lights on
VCORE=1.35V/1.05V
12) TXIQ at R2904 - R2907
VOUT=2.5V
15) GSM1800 RX at L7501
18) WCDMA RX at T7580
Version: 1.0 |
24.10.2006
VXO=2.5V
16
Vbat=~4V
15
18
VSIM2=3V
VSIM1=3V/1.8V
VRCP=4.75V
VAUX=2.8V
13
VIO=1.8V
VR1=2.5V
VRFC=1.8V
VDRAM=1.8V
12
14
VCAM=1.8V
| 7390
| Board version: 1TMA_12 |
BSI
GND
VBATT
|
Page 8(9)

Signal overview

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