Set-Up Adjustments; Picture Distortion Correction Mechanism; V-Trap Correction 1; V-Trap Correction 2 - Sony KDS-70R2000 Service Manual

4-1. PICTURE DISTORTION CORRECTION
MECHANISM

4-1-1. V-TRAP Correction 1

In case of movimg the V spacer by changing the position
of center screw on the V spacer 2 to 1, the picture center
goes down and square to trapezoid as shown in figure.

4-1-2. V-TRAP Correction 2

In case of movimg the V spacer by changing the position
of center screw on the V spacer 2 to 3, the picture center
goes up and square to trapezoid as shown in figure.

4-1-3. Picture Rotation Correction 1

In case of movimg the R spacer by changing the position of
screws on the R spacer B to A, the picture rotates clockwise as
shown in figure.

4-1-4. Picture Rotation Correction 2

In case of movimg the R spacer by changing the position of
screws on the R spacer B to C, the picture rotates
counterclockwise as shown in figure.
SECTION 4

SET-UP ADJUSTMENTS

By using remote commander (RM-ED006), all circuit adjustments can
be made.
NOTE : Test Equipment Required.
1. Pattern Generator (with component outputs)
2. Oscilloscope
3. Digital multimeter
1.
2.
1. The SCREEN displays the item being adjusted.
2. Press "1" or "4" on the remote commander to select the adjust-
3. Press "3" or "6" on the remote commander to change the data.
4. Press "2" or "5" on the remote commander to select the category.
5. If you want to recover the latest values press "-" then
6. Press "[MUTING]" then "[ENTER]" to write into memory.
7. Turn power off.
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4-2. ELECTRICAL ADJUSTMENT BY REMOTE
COMMANDER
4-2-1. Method of Setting the Service Adjustment
Mode
Turn on the power to the TV set and enter into the stand-by
mode.
Press the following sequence of buttons on the Remote
Commander.
i+ 5
(ON SCREEN (DIGIT 5)
DISPLAY)
The following screen will appear .
Item No.
Category Name
VERSION 0
VER
Item Name
F/A : xxxxxxxx
CBA : xxxxxxxx
Item No.
Category Name
D9671-1 0
I2CSCAL
96H 28DEG
Item Name
9CH 24DEG
LCD PJ ENGINE
03/10/07
<LCD PROJECTOR ENGINE>
4-2-2. Service Mode Adjustment
ment item.
"[ENTER]" to read the memory.
KDS-70R2000
RM-ED006
+
(VOLUME +) (TV)
Data
Mode
0 SERVICE
TVMICRO
Input Signal
Data
0 G
VER.10.00B
732B