Interfaces And Test Points; Introduction; Interfaces - Panasonic EB-G450 Technical Manual
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Also See for EB-G450:
- Operating instructions manual (32 pages) ,
- Service manual (108 pages) ,
- Operating instructions manual (32 pages)
Table of Contents
2
INTERFACES AND TEST POINTS
2.1
Introduction
This section provides details on connections between the RF and Baseband PCB and other interfaces on G450.
2.2
Interfaces
2.2.1 Baseband and RF
This details the 50way connector between the RF and baseband PCB.
PIN
Signal
1
RX_AUDIO
2
TX_AUDIO
3
A_GND
4
LO_EN
5
BUZZ
6
SERIAL_RX
7
SERIAL_TX
8
HF_ON
9
nADP_DETECT
10
nHF_DETECT
11
IGNITION
12
nRADIO_MUTE
13
nLOGIC_POWER
14
CHARGE_ON
15
EXT PWR
16
PA_LOW
17
BAT_TEMP
18
VBATT
19
GND
20
GND
21
nON_HOOK
22
SIM_5V
MCUK971001G8
Technical Guide
http://cxema.ru
Direction
Description
RF to Baseband
Receive audio
Baseband to RF
Transmit audio
Audio ground
RF to Baseband
RF timing signal
RF to Baseband
Buzzer driver
Baseband to RF
Serial data receive
RF to Baseband
Serial data transmit
RF to Baseband
HF power control
Baseband to RF
Data adaptor detect
Baseband to RF
Handsfree detect
Baseband to RF
Ignition
RF to Baseband
Radio mute
RF to Baseband
Logic power
Baseband to RF
Enable charging
Baseband to RF
External power
RF control signal (indicated low power output from PA –
RF to Baseband
not used)
Baseband to RF
Battery temperature
Battery input
Ground
Ground
Baseband to RF
On hook
RF to Baseband
SIM 5v power
Section 2
2 - 1
INTERFACES AND TEST POINTS
Issue 1
Revision 0
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