Service Engineering & Optimization

C 380

Level 3 Schematics

Alexander Buehler, Michael Hansen

2004.04.20

Rev. 1.0

8403610B01_P4c

Page 1 of 1

REVISIONS

C 380   _P

4c

4

RIGHT

KEYPAD

UP

SEND

0

6

MENU

5

1

CENTER

8

#

Hard Key 1

Hard Key 2

SOFT RIGHT

3

*

DOWN

SOFT LEFT

9

LEFT

7

2

BACKLIGHT CIRCUIT; DISPLAY AND KEYPAD

SWITCHER

LCD DRIVER CONNECTOR

SHIELDS

26MHZ

PORT

SPEAKER

NEPTUNE LTE

CHARGER JACK

TX LOOP FILTER

SIM BLOCK

HEADSET

32.768kHz

MIC

MIDI SPEAKER CONTACT

ANTENNA

ACCESSORY CONN/XCVR

BATTERY CONTACT

SOLDER PELLETS FOR J900

RX LOOP FILTER

CHARGER

MIC

SPEAKER

PIN 2 =

32Mbit PSRAM 

LIGHT SENSOR

EAGLE MODULE

DETECTION

 RTC BATTERY CONN

CHARGER CKT