Sharp SL-5500 Service Manual page 58

2) TEST PROCEDURES OF STEREO HEADPHONE/MICROPHONE/SOUNDER
Test by Diag
1 Open "DIAG MENU (1/3)".
2 Connect a stereo headphone or a speaker with amplifier to the stereo headphone jack.
(Do not put the stereo headphone in the ears because it produces too big sounds.)
3 Tap "No.9 Earphone."
Operation
1
Check the dis- Audio Sampling
play on the right.
2
Audio Out Left
Press "OK" key.
3
Audio Off
Press "OK" key.
4
Audio Out Right
Press "OK" key.
5
Audio Muting
Press "OK" key.
6
Audio Volume Check
Automatic
MonoAudio Check
Press "OK" key. Returns to the menu by "OK"
key.
3) SD CARD SLOT TEST
Test by OS
1 Prepare data in the built-in memory of the machine.
MP3 music data will be OK.
2 Insert an SD card.
Check that the SD card icon is indicated on the task bar.
If the SD card icon is not indicated on the task bar, remove the SD
card and insert it again and check the icon.
3 Copy the data in the machine to the SD card.
4 If copying is performed normally, it is OK.
For operating procedures, refer to the Operation Manual.
4) USB PORT TEST (SOME OF SHARP I/O PORTS
(16PIN CONNECTOR))
Test by OS
1 Preparation
Docking Station
Personal computer with USB support (Win98 or later)
(The USB driver and necessary application must have been
installed to the computer from the CD-ROM packed together with
the machine.)
2 If synchronization and data transmission are performed normally, it
is OK.
For operating procedures, refer to the Operation Manual.
SL5500: Use Docking Station (CE-ST7).
SL5000: Use Docking Station (CE-ST6).
Display
Recording test (Outputs from stereo L-ch, loops in the PWB to microphone input)
4
Stereo Headphone Jack L-ch test (Recorded data above are outputted.)
4
4
Stereo Headphone Jack R-ch test ( (Recorded data above 1 are outputted.)
4
Mute circuit (Q605-related) - Test for no sound
4
Volume (IC301/IC604) - Test of step-by-step variations in sound volume
4
Recorded data 1 are outputted from ANALOG OUT (IC501) .:Sub PWB's sounder
sounds.
Execute the above test and check the actual sounds.
SL-5500 DIAGNOSTICS AND CHECK ITEMS
Test content
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PC-UM10M