1-6-11
T6500EA
1. DC114V (+B) Adjustment
Purpose:
To obtain correct operation.
Symptom of Misadjustment:
The picture is dark and
unit does not operate correctly.
Note:
TP503(+B), TP504(GND), VR601 --- H.V./
Power Supply CBA
1. Connect the unit to AC Power Outlet. (exact
AC230V)
2. Input a color bar signal from RF (or Ext.) input and
leave it for at least 20 minutes.
3. Connect DC Volt Meter to TP503(+B) and
TP504(GND).
4. Adjust VR601 so that the voltage of TP503(+B)
b114
±
0.5V DC.
2. H Adjustment
Purpose:
To get correct horizontal position and size of
screen image.
Symptom of Misadjustment:
Horizontal position and
size of screen image may not be properly displayed.
Note:
R590 --- H.V./Power Supply CBA
1. Connect Frequency Counter to R590.
2. Set the unit to the Ext. mode and no input is neces-
sary. Enter the Service mode.
(See page 1-6-10.)
3. Operate the unit for at least 20 minutes.
4. Press [2] button on the remote control unit and
select H-Adj Mode.
5. Press [P+/P-] buttons on the remote control unit so
that the display will change [0] to [7.]
At this moment, choose display [0] to [7] when the
Frequency counter display is closest to
15.625kHz
±
75Hz.
6. Turn the power off and on again.
Test point
Adj. Point
Mode
Input
TP503
(+B),
TP504
(GND)
VR601
RF
(or Ext.)
Color
Bar
Tape
M. EQ.
Spec.
---
DC Voltmeter,
Plastic Tip Driver
+114
±
0.5V DC
Test point
Adj. Point
Mode
Input
R590
P+/P-
buttons
Ext.
---
Tape
M. EQ.
Spec.
---
Frequency Counter
15.625kHz
±
75Hz
