Read Sony KV-28FS20U Service Manual online
24
SECTION 4
CIRCUIT ADJUSTMENTS
5
+
+
(ON SCREEN
DISPLAY)
DISPLAY)
(DIGIT 5)
(VOLUME
+
)
(TV)
4-1. ELECTRICAL ADJUSTMENTS
Service adjustments to this model can be performed
using the supplied Remote Commander RM-887.
using the supplied Remote Commander RM-887.
1.
Turn on the main power switch and enter into the stand-by
mode.
mode.
2.
Press the following sequence of buttons on the Remote
Commander.
Commander.
•
‘TT--’ will appear in the upper right corner of the
screen.
Other status information will also be displayed.
screen.
Other status information will also be displayed.
3.
Press ‘MENU’ on the remote commander to obtain the
following menu on the screen.
following menu on the screen.
4.
Move to the corresponding adjustment using the up/down
arrow buttons on the remote commander.
arrow buttons on the remote commander.
5.
Press the right arrow button to enter the selected adjustment.
6.
Turn off the power to quit the service mode when adjustments
have been completed.
have been completed.
HOW TO ENTER INTO SERVICE MODE
TEST MENU
> Picture Adjustment
Geometry
Wide
IC status
MSP
Dynamic Convergence
Current TV status
PICTURE ADJUSTMENT
AFC mode
1
REF position
1
SCP BGR
1
SCP BGF
1
Trap fo
6
Sub contrast
Adj
Sub colour
Adj
Sub brightness
Adj
Green drive
Adj
Blue drive
Adj
Green cutoff
Adj
Blue cutoff
Adj
Gamma
0
Pre / overshoot
3
Y delay
3
D Pic
ON
D Colour
OFF
DC Transfer
OFF
GEOMETRY ADJUSTMENT - 4:3
V size
Adj
V position
Adj
S Correction
Adj
V Linearity
Adj
H size
Adj
H position
Adj
Pin Amp
Adj
Pin Phase
Adj
AFC Bow
Adj
AFC Angle
Adj
EHT V
1
EHT H
0
Lo Corn Pin
Adj
Up Corn Pin
Adj
WIDE ADJUSTMENT - 4:3
V Aspect
0
V Scroll
31
Upper V Lin
0
Lower V Lin
0
Left Blanking
7
Right Blanking
7
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