Sound Pressure Level; Charging - LG KF390 Service Manual

2. PERFORMANCE

2.6 Sound Pressure Level

No
1 Sending Loudness Rating (SLR)
2 Receiving Loudness Rating (RLR)
3 Side Tone Masking Rating (STMR)
4 Echo Loss (EL)
5 Idle Noise-Sending (INS)
6 Idle Noise-Receiving (INR)
7 Sending Loudness Rating (SLR)
8 Receiving Loudness Rating (RLR)
9 Side Tone Masking Rating (STMR)
10 Echo Loss (EL)
11 Idle Noise-Sending (INS)
12 Idle Noise-Receiving (INR)
TDMA Noise
-. GSM : Power Level : 5
DCS/PCS : Power Level : 0
(Cell Power : -90 ~ -105 dBm)
13
-. Acoustic (Max Vol.)
MS/Headset SLR : 8 ± 3dB
MS/Headset RLR : -15 ± 3dB/-12dB
(SLR/RLR : Mid-value setting)

2.7 Charging

• Charging Method : CC & CV (Constant Current and Constant Voltage)
• Maximum Charging Voltage : 4.2 V
• Maximum Charging Current : 600 mA
• Normal Battery Capacity : 900 mAh
• Charging Time : Max 3 hours (except for trickle charging time)
• Full charging indication current (charging icon stop current) : 80 mA
• Cut-off voltage : 3.20 V
LGE Internal Use Only
Test Item
- 16 -
Specification
8 ±3 dB
Nor -4 ± 3 dB
Max -15 ± 3 dB
Min
MS
Min
Max -64 dBm0p
Nor Under -57 dBPA
Max Under -54 dBPA
Nor -1 ±3 dB
Max -12 ±3 dB
Min
Headset
Min
Max -55 dBm0p
Nor Under -45 dBPA
Max Under -40 dBPA
MS and
Under -62 dBm
Max
Headset
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
17 dB
46 dB
8±3dB
25 dB
40 dB