Read Panasonic PT-RQ22KEJ (serv.man3) Service Manual online
ADJ-5
SECTION 3 ADJUSTMENTS
< RQ22K >
1. 3. Convergence adjustment
1. 3. 1. Electrical convergence adjustment
f
This function is correct the position shift of the three primary colors of red, green, and blue in the projected image in pixels
electrically. There are 2 types of adjustment method.
1. Project the internal crosshatch pattern and check the misalignment of red, green, and blue colors.
2. Enter the service mode, and select submenu [ELECTRICAL CONVERGENCE] of [EXTRA OPTION].
3. Select the color to adjust, and press the [ENTER] button.
4. Adjust by shifting to vertical direction with [ a ][ s ] button and horizontal direction with [ q ][ w ] button.
5. After completing the alignment, exit the adjustment mode by pressing [MENU] button. The setting value will be stored at
this time.
1. Project the internal crosshatch pattern and check the misalignment of red, green, and blue colors.
2. Select submenu [CONVERGENCE] of main menu [POSITION] then press [ q ][ w ] button to switch the item [ON] and
press the [ENTER] button. (When set to [OFF], the convergence function is disabled.)
3. Press [ a ][ s ] button to select the color to adjust, and press the [ENTER] button.
• When adjusting in the service mode, the edge of the projection screen will be missing.
• User mode adjustment is a temporary adjustment function until mechanical convergence adjustment is
performed. Since the geometry correction circuit is used, the picture quality may degrade.
Adjustment procedure by service mode
Adjustment procedure by user mode
Adjustment method
Details of adjustment
Service mode
Adjust the entire screen up, down, left, and right in units of 1 pixels.
User mode
Adjust the four corners of the screen in the center direction in units of 0.25 pixels.
SUB MENU
ENTER
EXTRA OPTION
DYNAMIC GAMMA MODE
3DCMS
3DCMS
SHUTTER KEEP
ON
ON
ON
OFF
0SEC.
SELF CHECK
POWER OFF MESSAGE
ERROR OSD
POWER OFF MESSAGE
ERROR OSD
ELECTRICAL CONVERGENCE
MECHANICAL CONVERGENCE
MODEL
MODEL
INDICATOR SETTING
LIGHT ADJUST
COMMAND CONTROL TIMEOUT
PHOTO SENSOR CALIBRATION
PHOTO SENSOR CALIBRATION
MENU SELECT
ELECTRICAL CONVERGENCE
RED
GREEN
BLUE
BLUE
MENU SELECT
SUB MENU
SUB MENU
ENTER
ELECTRICAL CONVERGENCE
VERTICAL
RED
0
HORIZONTAL
0
ADJUST
POSITION
SHIFT
ASPECT
ASPECT
OFF
16:9
ON
ZOOM
GEOMETRY
GEOMETRY
CONVERGENCE
MENU SELECT
SUB MENU
ENTER
CONVERGENCE
RED
GREEN
BLUE
BLUE
MENU SELECT
SUB MENU
SUB MENU
ENTER
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