Nokia 7110 - Battery Charging and Power Management

CONFIDENTIAL 17 (30)
NSE-5
Service & Analysis Center Europe Repairhints Version 1.0 Approved
SACE AMS Training Group 30.07.2000
Repairhints_nse5_002508 Checked by:
AMS TRAINING GROUP
Approved by:
SACE
NO SERVICE GSM 900 - First Check spectrum if it is only a RX failure , see spectrum charts.
REF: GSM 900: Ch60 (947 MHz) / GSM 1800: Ch700 (1842,8 MHz).
WINTESLA TUNING RX CALIBRATIONS
Failed to set
high reference
Check 71 MHz
IF at C617/618
Check 71 MHz
IF at
N700,pin37/38
Check 13MHz
IF in/out at
Z701
Check 13MHz
IF at N700 pin
23/24
Change COBBA
( N200 )
Check 13MHz
Ref.frequency at
G701,N700, pin15
(+/- 50Hz)
Check GSM
LNA 947MHz
at N600,pin27
Check 947
MHz in/out at
Z600
Check UHF
2036 MHz at
N600 Pin3
Check UHF
2036 MHz at
G700
Check Vc&Vcc
at G700
Change G701
Check
Z500/503
Change Z600
Change N600
Failed to set low
reference
Change G700
Change Z700
Change Z701
Change N700
NOTE : If COBBA has been changed, SIMLOCK & IMEI
data must be set. Also realign RX/TX values esp.TX
I/Q.
OK
OK
OK
OK
notOK
notOK
notOK
notOK
notOK
notOK
OK
notOK
notOK
notOK
OK
OK
OK
OK
notOK