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3. TECHNICAL BRIEF
LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
3.19 18pin Multi Media Interface connector
Table 11. Multi media interface pin assign
KM380 series MMI
Pin Function Description
1 FM_ANT FM radio antenna / Audio ground
2 HS_MIC Headset microphone signal
3 JACK_TYPE Not used
4 HS_OUT_L Headset left sound
5 HS_OUT_R Headset Right sound
6 USB_DP USB_DP
7 UDB_DM USB_DM
8 JACK_DET Headset detect (active low)
9 VBAT Battery voltage
10 VBAT Battery voltage
11 RPWRON_EN Remote power on (active high. 2.8V)
12 VCHG Charger voltage
13 VCHG Charger voltage
14 DSR Not used
15 VBUS_USB USB VBUS
16 UART_Tx UART Tx
17 UART_Rx UART Rx
18 GND Power GND