Sharp 21V1-L, Service Manual

Page: 29 / 58

21V1-L
5 – 17
ADJUSTMENT
ITEM
ADJUSTMENT
POSITION
CONTROL
PRE-ADJUST
REQUIREMENT
CONTENT
INPUT
CONDITION
OUTPUT
ADJUSTMENT
PROCEDURE
27V 26 ± 1.1V DC
MODEL
21V1-L
AC 220V, RF INPUT
CONFIRMATION BY THE CRT
[VOLTAGE COMFIRMATION]
SET THE USER CONTROL TO SHIPMENT POSITION.
[VOLTAGE CONFIRMATION]
CHECK THE VOLTAGE OF C602 +VE TERMINAL AS SPECIFIED BELOW.
[OPERATION CONFIRMATION]
SUPPLY THE DC VOLTAGE TO C602 +VE TERMINAL AND MAKE SURE THE PROTECTOR IS
FUNCTIONED , HORIZONTAL OSCILATION STOP AND PICTURE DISAPPEAR.
[RECOVER INFORMATION]
PULL OUT THE AC CORD .
[CAUTION]
FROM THE RECOVER CONFIRMATION MENTIONED ABOVE,THE AC CODE MUST BE PULLED
OUT AT LEAST 4 SECOND BEFORE PLUGGING IN AGAIN. (IN ORDER TO MAKE SURE THE
㱘
-
COM HAS BEEN RESET.)
TP VOLTAGE OPERATION VOLTAGE
䋭
AFTER ALL ADJUSTMENT FINISHED.
US 4 CH LION HEAD (MONOSCOPE PATTERN)
MODEL NAME
X-RAY PROTECTION OPERATING CONFIRMATION
䋭
STEP RANGE
䋭
21V1-L