KE-50XS910 (serv.man2) - Sony TV Service Manual (repair manual). Page 47

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45
6.1.6  METHOD OF ADJUSTMENT WHEN REPLACING THE SERVICE PANEL (AWU1087)
VSUS : 141
VOFS : 124
Y Drive
D.Video
X Drive
Optimum VSUS data value 
of this service panel
Optimum VOFS data value 
of this service panel
ex.
Adjustment value 
display label
Adjustment value display label position
1
Preparation
Operation can be performed via RS-232C by connecting
a PC to the designated jig.
2
VSUS data adjustment
2-1. Check the VSUS data value on the adjustment value
label fixed to the service panel.
2-2. Send the VSUS data to digital video assy using RS-232C 
command. In the example diagram, right, it is VSUS:141 
so enter "VSU141" into the PC.
3
VOFS data adjustment
3-1. Check the VOFS data value on the adjustment value label 
fixed to the service panel.
3-2. Send the VOFS data to digital video assy using RS-232C 
command. In the example diagram, right, it is VOFS:124 
so enter "VOF124" into the PC.
4 Check the VSUS and VFOS values
4-1. Enter the RS232C command "GAJ" into the PC.
 
4-2. Check that the 3 digit value from the 10th bit of the 
displayed character string is the same as the VSUS data 
value.
 
4-3. Check that the 3 digit value from the 13th bit of the
displayed character string is the same as the VOFS data 
value.
* See GAJ in the command summary.
For example : [ 0 2 ] G A J A B 1 1 2 7 1 4 1 1 2 4 · · · · · · · · ·
VSUS data
Displayed character string
For example : [ 0 2 ] G A J A B 1 1 2 7 1 4 1 1 2 4 · · · · · · · · ·
VOFS data
Displayed character string
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