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Pattern Generator
(10STEP Signal : NTSC)
Pattern Generator
(COLOR BAR Signal : PAL)
Pattern Generator
(COLOR BAR Signal : PAL)
(2) Adjustment Procedures
Step
Operations Process
1
TP575 is connected to GND.
2
Confirm AUX terminal OPEN.
3
VSS Voltage Adjustment
4
VGH Voltage Adjustment
HSYNC Frequency
5
Adjustment
6
HSYNC Lo-period Adjustment
Input 10STEP Signal of NTSC from
7
AUX.
8
DIAG Mode set up
9
VCOM Amplitude Adjustmen
AUX IN
GND
-
AV Interface Unit
AUX IN
+
GND
-
AV Interface Unit
AUX IN
+
GND
-
AV Interface Unit
Connection
Figure 1 to 4
Figure 1
Figure 2
Figure 3
Figure 4
Figure 5, 6
Figure 5, 6
Figure 5
- 16 -
TME-M770
TP521(GOUT)
GND
MONITOR Unit
TME-M770
TP522(ROUT)
GND
MONITOR Unit
TME-M770
TP520(BOUT)
GND
MONITOR Unit
Test Point/
P.W.Board
Coordinates
TP575
(4-F)
Adjust by VR502 so that it may be set to
TP530
-16V+0.05, -0.05.
(4-F)
Adjust by VR501 so that it may be set to
TP523
+13V+0.05, -0.05.
(4-F)
Adjust by VR511 so that it may be set to
TP557
(3-B)
15.73KHz.
Adjust by VR510 so that it may be set to
TP557
4.55uS+0.05, -0.05.
(3-B)
After pushing POWER Key for 2 to 3 seconds,
push UP Key, DOWN Key. (
Adjust for 7.8V+0.1, -0.1 by DIAG Mode
TP532
(VCOM AMP) so that it may be set to
(4-F)
DC+5.8 to -2 amplitude.
TME-M770
Oscilloscope
+
-
Figure 6
Oscilloscope
+
-
Figure 7
Oscilloscope
+
-
Figure 8
Adjustment
DIAG Mode)
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