LG KU250 Service Manual - Page 15

2. PERFORMANCE 2.7 Sound Pressure Level No Test Item 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/-12 (SLR/RLR : Mid-value setting) Specification 8 ±3 dB Nor -4 ± 3 dB Max -15 ± 3 dB MS Min Min 17 dB 40 dB Max -64 dBm0p Nor Under -47 dBPA Max Under -36 dBPA 8±3dB Nor -1 ±3 dB Max -12 ±3 dB Min Headset Min 25 dB 40 dB Max -55 dBm0p Nor Under -45 dBPA Max Under -40 dBPA MS and Max Headset Under -62 dBm 2.8 Charging • Charging Method : CC & CV (Constant Current and Constant Voltage) • Maximum Charging Voltage : 4.2 V • Maximum Charging Current : 700 mA • Normal Battery Capacity : 950 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 - 16 -