Sony KDL-V26A11E / KDL-V32A11E Service Manual ▷ View online
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AT2X
RM-ED001
2-9. H6 BOARD REMOVAL
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AT2X
RM-ED001
1.
Lay TV set flat and remove the rear cover (See 2-1.). Ensure screen is shielded from damage by laying on protective material.
2.
Disassemble the foot from the TV set by removing the four screws circled.
3.
Remove the main brackets (See 2-2.)
4.
Disconnect the harnesses connected to boards beneath the main shield case (NP1, BL and N boards). Remove the main shield case.
5.
Remove the NP1, BL and N boards (See 2-8.)
6.
Remove the A1board (KDL-V26A11E) or the A2 board (KDL-V32A11E) (See 2-4.)
7.
Re-fit the foot to the TV set and place the set back in a vertical position. Place a support of approx 35cm high as close as possible
to the TV set as shown below.
to the TV set as shown below.
8.
Arrange the removed circuit boards as shown in the picture. Reconnect the interconnecting harnesses to the circuit boards.
Note: Two new cables are needed to connect the boards in the service position
Cable 1: Part Number: 9-948-020-73
Note: Two new cables are needed to connect the boards in the service position
Cable 1: Part Number: 9-948-020-73
G2 board CN6200, CN6203 to NP1 board CN5801, CN5802
Cable 2: Part Number: 9-948-020-72
N board CN3402 to A1/A2 board CN5105
2-10.SERVICE POSITION
Screws
35cm
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AT2X
RM-ED001
9.
The boards are now arranged properly in the service position. If access is required to the underside of the A1 board then an interface
(IF) board is needed.
(IF) board is needed.
Using the IF board the A1 board can the be mounted vertically as shown in the picture below.
IF Board Side A
IF Board Side B
IF Board Part Number: 9-948-020-71
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AT2X
RM-ED001
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Service adjustments to this model can be performed using the
supplied remote Commander RM-ED001.
supplied remote Commander RM-ED001.
3.
Press ‘MENU’ on the remote commander to obtain the following
menu on the screen.
menu on the screen.
4.
Move to the Service icon using the up or down arrow button on
the remote commander
the remote commander
5.
Press the right arrow button to enter into the required menu item.
6.
Press the ‘Menu’ button on the Remote Commander to quit the
Service Mode when all adjustments have been completed.
Service Mode when all adjustments have been completed.
Note :
•
After carrying out the service adjustments, to prevent the
customer accessing the ‘Service Menu’ switch the TV set OFF
and then ON.
customer accessing the ‘Service Menu’ switch the TV set OFF
and then ON.
1.
Turn on the power to the TV set and enter into the stand-by
mode.
mode.
2.
Press the following sequence of buttons on the Remote
Commander.
Commander.
SECTION 3
SET-UP ADJUSTMENTS
3-1. How to enter Service Mode
3-2-1. Check AD (CCPX case) calibration
registration items.(Also see 3-2-1(a))
This adjustment is done using ECS.
1. Select AV1 and input PAL signal.
2. Change the TV Picture Mode to 1 (Custom).
3. Set the following registration items.
3-2. Signal Level Adjustment
(Also see 3-2(a))
(Also see 3-2(a))
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3-2-2. Y signal AD calibration of CCPX decode.
(Also see 3-2-2(a))
1. Check “TIMING_INDEX”=5 (AV_CVBS_PAL).
2. Input 0 IRE black full field with burst.
3. Send “READ_PW_INPUT_Y” command from ECS.
4. Check that the detection value of “PW_INPUT_Y” is within the
standard below.
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5. Input 100 IRE white full field with burst.
6. Send “ADJUST_Y_LEVEL_VIDEO” command from ECS.
The CP13_CVBS_Y_LEV registration of the video range is
adjusted automatically by this command
Adjustment value is also copied in to the proper NVM area.
7. Check that the detection value of “PW_INPUT_Y” is within the
standard below.
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3-2-3. C signal AD calibration of CCPX decode.
(Also see 3-2-3(a))
1. Check “TIMING_INDEX”=5 (AV_CVBS_PAL).
2. Input 0 IRE black full field with burst.
3. Send “READ_PW_INPUT_Y” command from ECS.
4. Check that the detection value of “PW_INPUT_Y” is within the
standard below.
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5. Input blue full field with burst.
6. Send “ ADJUST_C_LEVEL_VIDEO” command from ECS.
6. Send “ ADJUST_C_LEVEL_VIDEO” command from ECS.
i+
5
+
(ON SCREEN (DIGIT 5) (VOLUME +) (TV)
DISPLAY)
DISPLAY)
I/
TV
The CP14_CVBS_C_LEV registration of the video range is
adjusted automatically by this command
Adjustment value is also copied in to the proper NVM area.
7. Check that the detection value of “PW_INPUT_CB” is within
the standard below.
8. Input red full field with burst.
9. Send “READ_PW_INPUT_CR” command from ECS.
10. Check that the detection value of “PW_INPUT_CR” is within
the standard below.
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