JVC AV-21BT8ENS Service Manual page 18

AV-21BT8ENS AV-21BT8ENB
AV-21BT8EPS AV-21BT8EPB
AV-21BT8EES AV-21BT8EEB
AV-21BT80EP
Measuring
Item
instruments
HORIZONTAL Signal
POSITION Generator
OFFSET
adjustment
Remote
(60Hz) control unit
E
18
Test point Ad justment part
HPOF
F
No. 52054
Description
1. Receive a NTSC-M circle pattern signal of vertical frequency
60Hz.
2. Enter SERVICE MENU.
3. Select HPOF with the FUNCTION ( / ) key.
4. Adjust HPOF with the FUNCTION ( / ) key until the circle
pattern is horizontally centered.(E=F)
5. Check and readjust a horizontal position item if the
adjustment becomes improper after some other geometric
adjustments are done.