Sharp TQ-GX30E Service Manual page 45

4.8.9 Audio test
The following appears.
Select a test item from Audio device. Check the output sound from the receiver by speaking to the microphone, etc. Click "Back to test menu" to return
to the previous screen.
(1)
Handset microphone
Handset receiver
(1) & (2): No voice is heard.
(3)
Hands free microphone
Hands free receiver
4.8.10 Camera check
The following appears.
Select a Camera mode from the pull-down menu. Click "Shutter" to check that the camera operates properly. Click "Back to performance check menu"
to return to the previous screen.
• If a failure occurs, see "14. Pictures cannot be taken." in [3] Troubleshooting.
4.8.11 Memory check
Click "S-RAM" and "PSRAM" to see each test result.
For "Check Sum", the calculation appears after the SPST communicating dialog box.
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Trouble found by SPST
(1) & (2): No voice is heard.
(2)
Handset microphone (1): Voice is heard.
Hands free receiver (2): No voice is heard.
(1): No voice is heard.
(2): Voice is heard.
(3) & (4): No voice is heard.
(4)
Hands free microphone (3): Voice is heard.
Handset receiver (4): No voice is heard.
(3): No voice is heard.
(4): Voice is heard.
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Figure 71
See "Phone" in the section "2. Voice transmission/recording is impossible."
See "Hands free kit (monaural headset)" in the section "3. No voice is heard
from the earpiece" or "Hands free kit (stereo headset) - Option" in the section
"3. No voice is heard from the earpiece."
See "Phone" in the section "3. No voice is heard from the earpiece."
See "Hands free kit (headset)" in the section
"2. Voice transmission/recording is impossible."
Figure 72
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Troubleshooting (based on [3] Troubleshooting)
GX30