User Guide

nokia
CONFIDENTIAL
9(10)
NHM-7
(PCB) Version LA-5_17
Schematic diagrams
RF
TX 1800
TX 900
RX 1800
RX 900
1 10/2001Nokia Corporation
TXVPCN
TXVPCN
TXVGSM
TXVGSM
3420-3840 MHz
RFCONV_O (9:0)
RFAUXCONV_0 (2:0)
Not assembled with HAGAR 4
4.75 V
2.8 V
2.8 V
2.8 V
4 VDC
2.78 V
1.35 V
1.35 V
2.78 V
26 MHz
C420
R420
UPP
UEM
UPP
UPP
RFCONV_0 (9:0)
SLOWAD (6:0) UEM
1
2
8
9
5
6
7
4
1) TXC at R606 low power level
2) TXC at R606 high power level
3) VTXLO_G at R709 (PA Lo mode, PL 19-7)
4) 13 MHz RFCLK
5) RFBUS_DATA at J2
6) RFBUS_CLK at J3
7) RFBUS_ENA1 at J4
8) TXI/Q at C616/617
9) RX I/Q at C608/611
10) DET (PCN PL0/GSM PL 6)
11) DET (PCN PL 15 GSM PL 19)
13) LNA_P at R558
14) LNAB_G at R501
15) LNA_G at R502
12) LNAB_P at R551
16) VB_DET at C756
17) VTX_B_P at C714
3
17
15
12
13
14
16
10
11
Hi/Low mode GSM900
13 MHz Systemclock
Customer Care Europe & Africa
SCCE Training Group
Only for training and service purposes© 2002 NMP
Version 4.0 Approved
Modified : 04.03.2002