Sharp 21V-R70M Service Manual page 17

ADJUSTMENT
ITEM
ADJUSTMENT
V06
POSITION
CONTROL
I C CONTROL
2
PRE-ADJUST
OPTION SET UP, BUS SET UP, CRT-PURITY
REQUIREMENT
CONTENT US 6 CH LION HEAD (MONOSCOPE PATTERN)
INPUT
230V, RF INPUT, ZERO MAGNETIC FIELD
CONDITION
OUTPUT CONFIRMATION ON CRT SCREEN
ADJUST V06 BUS DATA TO HAVE MOST ACCEPTABLE VERTICAL PO-
SITION.
THE MONOSCOPE PATTERN SHOULD BE BALANCE IN VERTICAL
POSITION
NOTE: THE DATA FOR V06 LIMIT AT <= 04, EVEN POSITION GOOD
ENOUGH
ADJUSTMENT
PROCEDURE
[CHECKING CONFIRMATION]
SYMBOL REVISED CONTENT,
HISTORY
OF REVISION
V-PHASE
STEP RANGE 0-7
17-1
ADJUSTMENT
CLOSED CAPTION SET UP
ITEM
ADJUSTMENT
V18
POSITION
CONTROL
I C CONTROL
2
PRE-ADJUST
OPTION SET UP, BUS SET UP
REQUIREMENT
CONTENT
US 6 CH LION HEAD
INPUT
AC 230V
CONDITION
OUTPUT CONFIRMATION ON CRT DISPLAY.
1) BY SELECTING THE V18, BOX BLK TEXT WILL BE APPEARED.
2) ADJUST THE V18 BUS DATA TO HAVE A BALANCE POSITION TO
SPEC OF A=B.
TEXT BOX BLK
ADJUSTMENT
PROCEDURE
A
[CHECKING SPEC]
LEFT AND RIGHT SYMMETRICAL
SYMBOL REVISED CONTENT,
HISTORY
OF REVISION
STEP RANGE 0~255
B
17-2