Note: Variation in operation times will occur depending on SIM card, network settings and usage.
Talk time is increased by up to 30% if half rate is active, and reduced by 5% if enhanced full rate is
active.
Environmental conditions
Environmental
condition
Ambient temperature Notes
Normal operation
15 
o
C ... +55 
o
C
Specifications fulfilled
Reduced performance
55 
o
C ... +70 
o
C
Operational only for short periods
Intermittent or no
operation
-40 
o
C ... -15 
o
C and +70 
o
C ... +85
o
C
Operation not guaranteed but an
attempt to operate will not damage
the phone
No operation or
storage
<-40 
o
C and >+85 
o
C
No storage. An attempt to operate
may cause permanent damage
Charging allowed
-15 
o
C ... +55 
o
C
Long term storage
conditions
0 
o
C ... +85 
o
C
Humidity and water
resistance
Relative humidity range is 5 to 95%.
Condensed or dripping water may
cause intermittent malfunctions.
Protection against dripping water
has to be implemented in (enclosure)
mechanics.
Continuous dampness will cause
permanent damage to the module.
RM-123; RM-145
Nokia Customer Care General information
Page 1 –12 COMPANY CONFIDENTIAL Issue 1
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