Low Stand By Time/ Operation Time - Nokia 3210 Service & Repair Manual

Low stand by time/ operation time

check power consumtion of the phone:
off state > 0-1mA
sleep mode > 2-8mA
call mode GSM 900 / GSM1800 > 0-1A
oK
check the charging
circuit, check energy
management
calibration
oK
Calibrate RX and TX
values of the phone
Note: The standby time depends also on the network side, like: PRP (paging repeat
period time), signal strength (min -98dBm), location updates
and on the user handling of the phone (lights on or of, memory activities, games etc.)
version 1.0 / 05.11.1999
CONFIDENTIAL
Low standby/ operation mode time
not Ok Lift L505
not oK
Lift L506
not oK
lift capacitors
C111-113, C115
not oK
Lift L105
not oK
check
outputvoltages of
CCONT
refer to section: "not
not oK
charging (2)"
refer to section:
not oK
"RX TX failures"
oK
Service & Analysis Center Europe
change N500 if
oK
consumtion is oK
change N501 if
oK
consumtion is oK
change
corresponding if
oK
consumtion is oK
check consumtion of
N700 > lift R745
oK
G700 > lift R741
G702 > lift R742
not oK
change regulator
N702
check components
in corresponding
not oK
output lines
Training Team
change
oK corresponding
component
change N100
oK
CCONT
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