LG KP175, Service Manual

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2. PERFORMANCE
LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Item Description Specification
14 STMR 13 5 dB
15 Stability Margin > 6 dB
dB to ARL (dB) Level Ratio (dB)
-35 17.5
-30 22.5
-20 30.7
16 Distortion
-10 33.3
0 33.7
7 31.7
10 25.5
17 Side Tone Distortion Three stage distortion < 10%
18
System frequency
2.5ppm
(13 MHz) tolerance
19 32.768KHz tolerance 30ppm
At least 65 dBspl under below conditions:
20 Ringer Volume 1. Ringer set as ringer.
2. Test distance set as 50 cm
21 Charge Current
Fast Charge : < 600 mA
Slow Charge : < 120 mA
Antenna Bar Number Power
5 -92 dBm ~
4 -93dBm ~ -100 dBm
22 Antenna Display 3 Skip
2 -101 dBm ~ -103 dBm
1 -104 dBm ~ -105 dBm
0 ~ -106 dBm
Battery Bar Number Voltage
3 ≥ 3.71 0.05 V
23 Battery Indicator 3 -> 2 3.70 0.05 V
2 -> 1 3.55 0.05 V
1 -> 0 3.42 0.05 V
24 Low Voltage Warning
≤ 3.42 0.05V (Call), 1minutes/1time (Receiver)
≤ 3.42 0.05 V (Standby), 1minutes/3time (Speaker)