Sharp GX20 Service Manual - Page 79

Camera Adjustment/Test

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CONFIDENTIAL Key "" Description Volume control. "" Volume control. "Centre" End Contents Turn up the volume by 1 level. During playback of ring tone: Ring tone is changed. During key touch tone output: Incoming audio volume is changed. Turn down the volume by 1 level. During playback of ring tone: Ring tone is changed. During key touch tone output: Incoming audio volume is changed. Shifting from this mode to the initial screen. 4. Press the key "Centre" to return to the initial screen with the display, "Diag Param Saving". 5. Press the "End/Power" key to finish operation. 2. Camera Adjustment/Test Serial Signal Format for Camera Adjustment/Test GX20 Item Dark current correction and white flaw check. Incoming Serial Signal Command n WHC Swwx (Including ini- yyyzaaa tialization) bbb Recommended value: 00840 12000 0000 Outgoing Serial Signal Response In the case of OK. AAAA, BBB AAAA: Number of white flaws BBB: Max. level In the case of NG. COUNT NG (More than 2000 white flaws) 000000: Insufficient light shielding Contents S: Mode (0 to 3) Recommended value: 0 ww: Dividing ratio (00 to 16) Recommended value: 08 x: Average number (0 to 4) Recommended value: 4 yyy: Thresholddetection frequency (000 to 255) Recommended value: 012 z: G Data mode (0 to 3) *1 Recommended value: 0 aaa: Stabilized frame number immediately after startup Recommended value: 000 bbb: Frame rate to be corrected Recommended value: 000 Test Method Refer to the "Adjustment procedures after replacement of parts" on pages 2 - 36 to 2 - 38. White flaw correction *1 Camera ON/ OFF WH (Including initialization) CAM None 6 5 4 3 2 1 0 Shutter ON/ SHT 2 OFF 1 0 Zoom ZOOM 2 ON/OFF 1 0 OK CAMn SHT n ZOOM n White flaw correction. ON (QQVGA Macro pre-flash [White])*3 ON (QQVGA full output [White])*2 ON (QQVGA Normal pre-flash [White]) *3 D'ont support ON (VGA) ON (QQVGA) OFF Shutter ON (Full output [White] 400 mS) *4 Shutter ON Shutter OFF ZOOM ON (4 x Zoom) ZOOM ON (2 x Zoom) ZOOM OFF *ZOOM only available for CAM, CAM4, or CAM5 Refer to the "Adjustment procedures after replacement of parts" on pages 2 - 36 to 2 - 38. Checking photography. To switch to the other mode, power off and then send the command again. Shutter ON/OFF operation. When SHT 1 or 2 is transmitted, the shutter turns ON; when SHT0 (to fix the screen) is transmitted, the shutter is released. Changing zoom. When ZOOM 1 is transmitted, the double size image is displayed; when ZOOM 2 is transmitted, the original state is returned. * 1: Be sure to check white flaw (WHC command) before performing white flaw correction (WH command). * 2: CAM5 Full output of flash is given 0.5 sec after the camera startup and then lights out. * 3: CAM4,6 Pre-flash 0.5 sec after the camera startup. * 4: SHT2 After full output, pre-flash also lights out. 2 - 73

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GX20
2 – 73
CONFIDENTIAL
4. Press the key “Centre” to return to the initial screen with the display, “Diag Param Saving”.
5. Press the “End/Power” key to finish operation.
2. Camera Adjustment/Test
Serial Signal Format for Camera Adjustment/Test
*
1: Be sure to check white flaw (WHC command) before performing white flaw correction (WH command).
*
2: CAM5
Full output of flash is given 0.5 sec after the camera startup and then lights out.
*
3: CAM4,6
Pre-flash 0.5 sec after the camera startup.
*
4: SHT2
After full output, pre-flash also lights out.
“
”
Volume control.
Turn up the volume by 1 level.
During playback of ring tone: Ring tone is changed.
During key touch tone output: Incoming audio volume is
changed.
“
”
Volume control.
Turn down the volume by 1 level.
During playback of ring tone: Ring tone is changed.
During key touch tone output: Incoming audio volume is
changed.
“Centre”
End
Shifting from this mode to the initial screen.
Item
Incoming Serial Signal
Outgoing Serial Signal
Contents
Test Method
Command
n
Response
Dark current
correction
and white
flaw check.
WHC
(Including ini-
tialization)
Swwx
yyyzaaa
bbb
Recom-
mended
value:
00840
12000
0000
In the case of OK.
AAAA, BBB
AAAA: Number of white
flaws
BBB: Max. level
In the case of NG.
COUNT NG (More than
2000 white flaws)
000000: Insufficient light
shielding
S: Mode (0 to 3)
Recommended value: 0
ww: Dividing ratio (00 to 16)
Recommended value: 08
x: Average number (0 to 4)
Recommended value: 4
yyy: Thresholddetection
frequency (000 to 255)
Recommended value: 012
z: G Data mode (0 to 3) *1
Recommended value: 0
aaa: Stabilized frame number
immediately after startup
Recommended value: 000
bbb: Frame rate to be corrected
Recommended value: 000
Refer to the “Adjustment proce-
dures after replacement of parts”
on pages 2 – 36 to 2 – 38.
White flaw
correction *1
WH
(Including ini-
tialization)
None
OK
White flaw correction.
Refer to the “Adjustment proce-
dures after replacement of parts”
on pages 2 – 36 to 2 – 38.
Camera ON/
OFF
CAM
6
5
4
3
2
1
0
CAMn
ON (QQVGA Macro pre-flash
[White])*3
ON (QQVGA full output [White])*2
ON (QQVGA Normal pre-flash
[White]) *3
D’ont support
ON (VGA)
ON (QQVGA)
OFF
Checking photography.
To switch to the other mode, power
off and then send the command
again.
Shutter ON/
OFF
SHT
2
1
0
SHT n
Shutter ON (Full output [White] 400
mS) *4
Shutter ON
Shutter OFF
Shutter ON/OFF operation.
When SHT 1 or 2 is transmitted,
the shutter turns ON; when SHT0
(to fix the screen) is transmitted,
the shutter is released.
Zoom
ON/OFF
ZOOM
2
1
0
ZOOM n
ZOOM ON (4 x Zoom)
ZOOM ON (2 x Zoom)
ZOOM OFF
*ZOOM only available for CAM,
CAM4, or CAM5
Changing zoom.
When ZOOM 1 is transmitted, the
double size image is displayed;
when ZOOM 2 is transmitted, the
original state is returned.
Key
Description
Contents