UP-X200 (serv.man9). Service Manual - Sharp EPOS Service Manual (repair manual). Page 22

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UP-X200
Diag PROGram
– 20 –
2-11. AC97 CODEC TEST
Press the [6] key to bring up the [Screen 2-11-1] AC97 Menu Screen
while the [Screen 2-4-1] Menu Screen 1 is displayed.
•  Press the [1] key to enable a 400 Hz tone to come out of a speaker.
• Press the [2] key to enable a 400 Hz tone to come out of a head-
phone (earphone jack).
• Press the [3] key to enable a sound or speech through an earphone
mic (earphone jack) to come out of a speaker.
• Press the [4] key to enable a sound or speech through an internal
microphone to come out of a headphone (earphone jack).
•  Press the [CL] key to return to [Screen2-4-1] Menu Screen 1.
In these tests, each time [UP] key is pressed, the sound volume
increases whereas each time the [DN] key is pressed, the sound vol-
ume decreases, and the current sound volume will be indicated as "Vol
=" in hex on the screen.
The volume range is from 0 to 3Fh, and the greater the value the higher
the sound volume is.
2-11-1. Tone Speaker Output
Press the [1] key to bring up the screen [Screen 2-11-2] Tone
Speaker Screen while the [Screen 2-11-1] AC97 Menu Screen is displayed.
400Hz tone signal will come out of the speaker.
Press the [CL] key to return to the [Screen 2-11-1] AC97 Menu Screen.
2-11-2. Tone Headphone Output
Press the [2] key to bring up the screen [Screen 2-11-3] Tone Headphone
Screen while the [Screen 2-11-1] AC97 Menu Screen is displayed.
400Hz tone signal will come out of a speaker.
When the menu starts, the sound will come out of the right and left
channels of the headphone, and press the [LF] key if you want to dis-
able the right channel of the headphone and the sound will only come
out of the left channel of the headphone. If you want to disable the left
channel of the headphone so that the sound will only come out of the
right channel of the headphone, press the [RT] key.
Press the [CL] key to return to the [Screen 2-11-1] AC97 Menu Screen.
2-11-3. Earphone Mic Speaker Output
Press the [2] key to bring up the screen [Screen 2-11-4] Earphone Mic
Speaker Output Screen while the [Screen 2-11-1] AC97 Menu Screen
is displayed.
Plug an earphone mic into the earphone jack and speak through the
earphone mic so that your speech will come out of a speaker.
In this test, a speech or sound to an earphone mic will be converted into
a digital form with a codec, and will be converted into analog form again
to come out of a speaker. 
Press the [CL] key to return to the [Screen 2-11-1] AC97 Menu Screen.
2-11-4. Internal Mic Speaker Output
While the [Screen 2-11-1] AC97 Menu Screen is displayed, press the [4]
key to bring up the screen "Internal Mic Speaker Output Screen" where a
speech or sound to an internal mic will come out of a headphone.
A speech or sound to the internal mic will be converted into a digital form
with a codec, and will be converted into analog form again to come out of a
headphone. 
Press the [CL] key to return to the [Screen 2-11-1] AC97 Menu Screen.
2-12. AGING TEST
Press the [7] key to bring up the screen [Screen 2-12-1] Aging Screen
while the [Screen 2-4-1] Menu Screen 1 is displayed.
In this menu, the test is started at the top of the list and executed the way
down.
 DIAG Menu 1.00U  (1/3)  
1-6. AC97 Test
 1. Tone Speaker
 2. Tone Headphone
 3. JACK-Speaker LPB
 4. MIC-Headphone LPB
                               CL: Exit 
[Screen 2-11-1] AC97 Menu Screen
ġ
 DIAG Menu 1.00U  (1/3)  
1-6. AC97 Test 
1. Tone Speaker 
   UP,DN      =Volume 
     400Hz Tone 
     Vol = 3F , Speaker 
                 CL=EXIT 
[Screen 2-11-2] Tone Speaker Screen
 DIAG Menu 1.00U  (1/3)
   1-6. AC97 Test
    2. Tone Headphone
     UP, DN      =Volume
     LEFT, RIGHT =Channel
        400Hz Tone
        Vol = 3F , Both
                           CL=EXIT 
[Screen 2-11-3] Tone Headphone Screen
 DIAG Menu 1.00U  (1/3)
1-6. AC97 Test
  3. JACK-Speaker LPB
     UP, DN      =Volume
        Vol = 3d
                           CL=EXIT 
[Screen 2-11-4] Earphone Mic Speaker Output Screen
 DIAG Menu 1.00U  (1/3)
   1-7. Aging 
                            CL:Exit 
[Screen 2-12-1] Aging Screen
Disk-On-Chip test
Flash test 
 
Melody automatic 
*
Display test
Tone speaker output for 3 seconds 
*
Tone earphone output for 3 seconds 
*
The backlight shutoff for one second, then the backlight will
illuminate at the center for one second then the maximum light
level of a backlight will illuminate for one second
DRAM test
The red LED is on while a green LED is off for one second 
3
Red LED is off while the green LED is on for one second 
3
 
Both LEDs are off.
An endless loop
Not to be performed when it is set to a default setting. For further
information, please refer to [2-27-4. Aging Selection Execution Test].
*
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