Nokia 9210 - N505 HAGAR Faulty

CONFIDENTIAL
13 (17)
RAE-3 Repairhints
Customer Care Europe & Africa Version 2.0 Approved
SCCE Training Group 13.03.2002
© 2002 Nokia Mobile Phones
Checked by:
Customer Care Training Group
Approved by:
SCCE
N505 HAGAR faulty
N505 HAGAR faulty
Check VTCXO (VXO) = 2.8 VDC at C553
Check 26 MHz (Vpp = 800 mVAC) at
R835, frequency deviation <= 100 Hz
Check 13 MHz (Vpp = 800 mVAC) at
R835, frequency deviation <=50 Hz
Check
Vsynthe (VSYN_2)=2.8 VDC at C561,
VREF_2 = 1.5 VDC at R564,
Vxrf(VRX)=2.8VDC (RX active) at C557 and
Vmod (VTX) = 2.8 VDC (TX active)
at R700
Check Vchp = 4.7 VDC at C560
Check Reset
=2.8 VDC (Local mode),
=2.8 V pulse (normal mode,
one part RX/TX active) at R800, SCLK at
J501, SDATA at J500,
SENA at J502
Set phone to local
mode, EGSM, Ch: 60
Change N505
HAGAR
Check G830
oscillator circuit
Check N100 CCONT
Check G800 SHF oscillator.
Refer to Chapter RF faults/
G800 SHF oscillator faulty
Check D300
MADLINDA
nOK
OK
OK
OK
OK
OK
OK
nOK
Check V800
and surrounding
components for shorts or
disconnections
nOK
OK
Resolder or
change V800
nOK
nOK
nOK
nOK