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TC-21FX30LA/LP / TC-29FX30LA/LP
CRT top
Scanning top
A
B
DEFLECTION CALIBRATION AND CONFIRMATION
(SERVICE MODE 1) 50Hz
(SERVICE MODE 3) 60Hz
Mode 4:3 - 21” and 29” CRT
(continuation)
ADJUST AND CONFIRMATION
(continuation)
9) EW adjustment and confirmation .
1.
Supply a PHILIPS PAL-N signal
.
2. Adjust EW-AMP1 so that the lateral vertical lines are
straight.
10) EW 60Hz adjustment.
1.
Supply a
CROSS HATCH
signal
.
2. Adjust EW-AMP1 60Hz Offs so that the lateral vertical
lines are straight.
11) TRAPEZOIDE adjustment.
1.
Supply a
CROSS HATCH
signal
.
2. Adjust TRAPEZ1 so that the lateral vertical lines are
straight and perfectly in the vertical direction.
12) UPER e LOWER CORNER adjustment.
1.
Supply a
CROSS HATCH
signal
.
2. Adjust LOWER CORNER so that the vertical lines are
straight in the inferior part and adjust UPPER
CORNER so that the vertical lines are straight in the
superior part.
13) ANGLE adjustment.
1.
Supply a
CROSS HATCH
signal
.
2. Adjust ANGLE so that the vertical lines create 90
°
angles with the horizontal lines.
14) BOW adjustment.
1.
Supply a
CROSS HATCH
signal
.
2. Adjust BOW so that the vertical lines are straight.
EW
Upper / Lower Corner
Trapezoid / Angle
BOW
DEFLECTION ADJUST AND CONFIRMATION
SERVICE MODE 3
Mode 16:3 - 21” and 29” CRT
AJUST AND
CONFIRMATION
1) V-ZOOM (16:9) adjustment.
1.
Supply a
Philips PAL-N signal.
2. Select 16:9 mode.
3. Confirm that [A] and [B] are in agreement with the
table, if it is not adjust V-ZOOM.
4.
Supply a
MONOSCOPE pattern signal.
5. Confirm that A and B are in agreement with the table,
if it is not adjust V-ZOOM.
CRT
[A],[B]
21”
4,0 ± 0,5 cm
29”
5,0 ± 1,0 cm
ADJUSTMENTS
ITEM / PREPARATION
PROCEDURE
Summary of Contents for TC-21FX30LA
Page 29: ... 29 TC 21FX30LA LP TC 29FX30LA LP MAIN BOARD CIRCUIT LAYOUT ...
Page 30: ... 30 TC 21FX30LA LP TC 29FX30LA LP L BOARD SCHEMATIC DIAGRAM TC 21FX30LA LP ...
Page 31: ... 31 TC 21FX30LA LP TC 29FX30LA LP L BOARD SCHEMATIC DIAGRAM TC 29FX30LA LP ...
Page 32: ... 32 TC 21FX30LA LP TC 29FX30LA LP G BOARD SCHEMATIC DIAGRAM TC 29FX30LA LP ...
Page 33: ...TC 21FX30LA TC 21FX30LP A BOARD SCHEMATIC DIAGRAM TC 21FX30LA TC 21FX30LP 33 ...
Page 34: ... A BOARD SCHEMATIC DIAGRAM TC 29FX30LA TC 29FX30LP TC 29FX30LA TC 29FX30LP 34 ...
Page 36: ... 36 TC 21FX30LA LP TC 29FX30LA LP IC801 Pino 1 IC451 Pino 1 Pino 5 Pino 3 Pino 7 ...
Page 37: ... 37 TC 21FX30LA LP TC 29FX30LA LP Q501 Base Coletor Q551 Coletor ...
