User Guide

Nokia Customer Care System Module Schematics RM-8/RM-47/RM-48
Issue 2 03/2005 Copyright  2005 Nokia Corporation. All rights reserved.. Page A-9
Signal Overview
1) 32.768kHz at C2202
5) 26MHz RFCLK at C2901
4) 26MHz clock at G7501 out
3) Sleepclock at J2800
6) PWRONX vs. PURX at J2802
2) 32.768kHz at C2203
8) DBUSENA at J2805
11) Flashclock at R2800
12) VSIM at C2219
24) 3589.6MHz at G7503 (GSM900 TX)
25) 897.4MHz at R7705 (GSM900 TX)
13) SMPS CLK at C2411
18) SCL (camera) at R3301
20) TX I/Q at C7529 & C7530
17) 6.5MHz CAMCLK at C3303
21) TXC at C7528
22) TXP at J7504
23) RFBUSENA at J7501
14) ACI at L2003
15) D+ at R2005
16) FMCLK at R6101
10) DBUSDATA at J2804
26) IPA1 at C7702 (Edge on)
Customer Care EMEA / Service & Support Readiness / Training Group
Copyright © 2004 NOKIA Only for training and service purposes
Page 10(11)
Version: 3.0 16.12.2004
6170/7270 RM-47/RM-8
Board version: 1DN_10a
Signal overview
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
17
18
19
20
22
23
24
25
26
27
28
29
16
21
VANA=2.8V
VFLASH1=2.8V
VIO=1.8V
VCORE=1.35V/1.57V
VCORE_LIN=1.8V
VREFRF01=1.35V
VR5=2.8V
VR7=2.8V
VR1A=4.75V
VR2=2.8V
VR4=2.8V
VR6=2.8V
VR3=2.8V
VAUX2=2.8V
if accessory connected
9) DBUSCLK at J2803
7) CBUSCLK at J2807
19) SDA (camera) at R3300
27) VC2 GSM1900 TX at Z7800
28) VC2 GSM1900 RX at Z7800
29) 942.4MHz GSM900 RX at Z7803
30) 3769.6MHz at R7503 GSM900 RX
30