No. 52056
AV-25BT6ENS
AV-25BT6ENB
19
Item
Measuring
instrument
Test point
Ad justment part
Description
HORIZONTAL
PINCUSHION
adjustment
(50Hz)
Signal
generator
Remote
control unit
HPIN
1. Receive a PAL B/G cross-hatch pattern signal of vertic al
frequency 50Hz.
2. Enter GEOMETRY MENU.
3. Select HPIN(Horizontal pincushion) with the FUNCTION
( / ) key.
4. Adjust HPIN with the FUNCTION ( / ) key until the bending
of the vertical line of the cross -hatch pattern are corrected.
5. Check and readjust HPIN item if the adjustment becomes
improper after some other geometric adjustments are done.
HORIZONTAL
CORNER
CORRECTION
adjustment
(50Hz)
Signal
generator
Remote
control unit
HCCO
1. Receive a PAL B/G cross-hatch pattern signal of vertic al
frequency 50Hz.
2. Enter GEOMETRY MENU.
3. Select HCCO (Horizontal corner c orrection) with the
FUNCTION ( / ) key.
4. Adjust HCCO with the FUNCTION ( / ) key until the bending
of the vertical line of the cross -hatch pattern are corrected.
5. Check and readjust HCCO item if the adjustment becomes
improper after some other geometric adjustments are done.
HORIZONTAL
TRAPEZOID
adjustment
(50Hz)
Signal
generator
Remote
control unit
HT RP
1. Receive a PAL B/G cross-hatch pattern signal of vertic al
frequency 50Hz.
2. Enter GEOMETRY MENU.
3. Select HTRP (Horizontal trapezoid) with the FUNCTION
( / ) key.
4. Adjust HTRP with the FUNCTION ( / ) key until both lengths
of the upper side and lower side of the cross-hatc h pattern
become equal.(
A
=
B
)
5. Check and readjust HTRP item if the adjustment becomes
improper after some other geometric adjustments are done.
Screen
Vertical
Center
A
B
