AV-28X37SUE AV-28X37HKE
AV-28X35HKE AV-28X37HIE
AV-28H35SUE AV-28H35BUE
AV-28X35HUE
(No.52106)1-29
3.5.6 AUDIO CIRCUIT ADJUSTMENT
• Do not touch
3. AUDIO
adjustment of the SERVICE MENU as it requires no adjustment.
If values had changed for the some reason, set the initial values in the following table.
3. AUDIO (Do not adjust)
BOW
adjustment
Signal
generator
Remote
control unit
[4.DEF]
12.BOW
• In case where there is a bow-shaped distortion of
images on the screen.
• Set the FULL mode.
(1) Select 12.BOW.
(2) Adjust to bring the vertical lines straight.
(3) Press the [MENU] key and memorize the set value.
V.S-SHAPE
CORRECTION
&
V.LINEARITY
adjustment
Signal
generator
Remote
control unit
[4.DEF]
13.V-S.CR
14.V-LIN
• When the vertical linearity has been deteriorated
remarkably, perform the following steps.
• Set the FULL mode.
(1) Receive a cross-hatch signal.
(2) Select 14.V-LIN.
(3) Set the initial setting value of 14.V-LIN.
(4) Select 13.V-S.COR.
(5) Set the initial setting value of 13.V-S.COR.
• Adjust 14.V-LIN and 13.V-S.COR so that the spaces
of each line on top, center and bottom become
uniform.
Item
Measuring
instrument
Test point
Adjustment part
Description
Bring the vertical lines straight.
CENTER
BOTTOM
TOP
Setting item
Variable range
Fixed value
1. ERR LIMIT
000H~FF0H
100H
2. A2 ID THR
00H~FFH
19H
3. SYSTEM
0000H~7FFFH
---
