A-N (Alcatel, ..., NEC) cell phones and Smartphones connectors  > Lenovo pinouts
Lenovo 688 "Hello Kitty"


Connector is like centronics with "plate inbetween" on phone side

Device 1
Pin Number
Device 1
Pin Name


charge +5.5V +/-0.3V
2 earphone GND
7 ear-mic GND
8 ear-mic
9 earphone
10 no pin at earphone
11 charge GND

Dual-SIM (is MTK-platform with MT6223 CPU) - (possible that may be identical to Haixing 688 - please double-check who knows it!) - Charger: only pins 1 & 11 wired / Mic-/Earphone: only pins 2 & 7 & 8 & 9 wired & pin 10 no pin on cable-connector

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Lenovo 688 "Hello Kitty" (MTK MT6223 Dual-SIM) visual pinout:
Lenovo 688
click to enlarge
Source(s) of this and additional information: none - measured myself
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