Ccd Pixel Missing Compensation; Ccd Void Pixel Correction (Automatic) - Canon ELURA10 A Service Manual

2-5 CCD Pixel Missing Compensation

Notes)
1) Perform this adjustment only if a void pixel is found on the CCD.
2) Before starting this adjustment, turn power on for more than 15 minutes.
3) The automatic mode (2-5-1) and the manual mode (2-5-2) are available for this adjustment.
In the automatic adjustment mode, "NG" is recognized if there are more than two void pixels on the center area of the screen or
more than eight void pixels on the entire screen. (If NG is recognized, the automatic adjustment is not performed.)
In the manual adjustment mode, it is allowed to correct up to eight void pixels on the entire screen.
In this mode, an arbitrary point may be selected for correction.

2-5-1 CCD Void Pixel Correction (Automatic)

Preparation)
1) Carry out this correction in the product state.
2) Adjustment Conditions
Program AE
AF
Image stabilizer
Demo mode
Procedure)
(1) Perform the CCD void pixel correction (automatic mode) according to the table shown below.
ST EP PROCEDURE
CCD PIXEL MISSING COMP.
1 High address setting
1-1 1) Make the setting shown at right.
2) Press the ST ORE key.
2 CCD void pixel correction
2-1 1) Make the setting shown at right.
2) Press the ST ORE key.
3 EEPROM writing
3-1 1) Make the setting shown at right.
2) Press the ST ORE key.
* If the DT is "FF" , it is "NG" even through the ST is "OK".
: AUTO
: OFF
: OFF
: OFF
MONIT OR
PG BK MD ADDR DT
5 3 WR **00
↑ ↑ ↑
RD
5 2 WR 300E
↑ ↑ ↑ ↑
↑ ↑ RD ↑
5 2 WR 300F
↑ ↑ RD ↑
4-31
ELURA20 MC A, ELURA10 A
CHAPTER 4. DISASSEMBLING ADJUSTMENT
Microcomputer operation
ST
30 WAIT
↑
OK High address "30" is set up.
00 WAIT
↑ BUSY Adjustment is in progress.
−− OK Adjustment is completed. *
00 WAIT
↑ OK Writing is completed.