2 – 69
GX10i
CONFIDENTIAL
4) Audio Test
Incoming/Outgoing Serial Signal Format for Audio Test
xx
Table of Audio
DAC Output Gain
Equivalent to Volume
Volume
(dB)
Position for User Setting
00
0x1F
Mute
MUTE
03
0x12
–18.0 dB
VOLUME 1
07
0x0E
–12.0 dB
VOLUME 2
11
0x0A
–6.0 dB
VOLUME 3
15
0x06
0 dB
VOLUME 4
20
0x02
+6.0 dB
VOLUME 5
Gain Table during “Jack to Jack” and “Mic to JackEar” Path Check.
Gain Table during “Mic to Earpiece” and “JackMic to Earpiece” Path Check.
Audio
system
power
source and
codec loop-
back test.
H/S
Detection
PCMLP
EAR
4xx
3xx
2xx
1xx
0
None
PCMLPnxx
(xx: Volume level)
EARON•EAROFF
Mic to JackEar path check.
JackMic to Earpiece check.
Jack to Jack path check.
Mic to Earpiece path check.
Path release (Finished)
Detection of hands free insertion.
Loop-back test for codec IC.
PCMLP120: Checking that signals
from the main unit microphone
(TP324) are transmitted to the
main unit earpiece (between
TP167 and TP168). (In case that
the volume level is 20)
(Other cases.)
PCMLP220: Between the hands
free microphone and the hands
free earpiece.
PCMLP320: Between the hands
free microphone and the main unit
earpiece.
PCMLP420: Between the main unit
microphone and the hands free
earpiece.
PCMLP0: Exiting from the loop-
back.
Detecting that the hands free is
connected to the hands free
connector.
When “EAR” is transmitted:
“EARON” is returned if the hands
free is connected, and “EAROFF”
returned if not connected.
Item
Incoming Serial Signal Outgoing Serial Signal
Contents
Test Method
Command
n
Response
xx
Table of Audio
DAC Output Gain
Equivalent to Volume
Volume
(dB)
Position for User Setting
00
0x1F
Mute
MUTE
03
0x13
–19.5 dB
VOLUME 1
07
0x11
–16.5 dB
VOLUME 2
11
0x0E
–12.0 dB
VOLUME 3
15
0x09
–4.5 dB
VOLUME 4
20
0x04
+3.0 dB
VOLUME 5