Nokia RH-3 Series Troubleshooting - Rf page 25

CCS Technical Documentation
Measurements
Pin Label Test Point
1 AGC_CON right C703
2 AGC_REF right C725
3 VREF right C731
4 RBIAS right R706
5 AVDD_RX right C742
6 Qb J704
7 Q J703
8 lb J702
9 l J701
10 OFFI right C735
11 OFFQ left C736
12 CLK BB J450
13 DATA BB J451
14 LE BB J452
15 DVDD right C710
16 19.2OUT/ right C711
LD(1.8)
17 AVDD_TCX left C734
O
18 TCXO_IN right C728
19 DVDD_SYN left C704
TH
Issue 1 06/2003
CELL PCS
Typical Typical
Value Value
0.916 0.916
1.8 1.8
1.36 1.36
1.21 1.2
2.8 2.8
1.25, 0.2 1.25, 0.2
1.25, 0.2 1.25, 0.2
1.25, 0.2 1.25, 0.2
1.25, 0.2 1.25, 0.2
1.65 1.65
1.65 1.65
2.2, 9.6 2.2.9.6
2.2 2.2
2.2 2.2
1.8 1.8
5, 19.2 5, 19.2
2.8 2.8
5, 19.2 5, 19.2
1.8 1.8
Nokia Corporation
Troubleshooting - RF
Depends
Units
on
VDC UPP
VDC VIO
VDC UEM pin
H13
VDC UEM
VDC VR6
VDC, VAC
VDC, VAC
VDC, VAC
VDC, VAC
VDC
VDC
VAC, MHz UPP
VAC UPP
VAC UPP
VDC VIO
dBm, MHz VCTCXO
VDC VR3
dBm, MHz VCTCXO
VDC VIO
Confidential
RH-3
Comments
RX_IF_AGC =
GenIO 09, Equals
0.918 VDC when 0
PDM = 0
same as
RF_CONV0(9) at
UEM
sets internal bias
current
analog DC supply
I signal DAC. Off-
set high freq tx
Q signal DAC. Off-
set high freq tx
RF_CLK = VCTCXO
2 bursts
Digital control
data for Yoda
Enable pin for
Yoda
Digital DC supply
Amplified output
of DC TCXO
VCTCXO buffer
amplifier DC sup-
ply
VCTCXO input to
Yoda
Digital Yoda syn-
thesizer DC supply
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