No. 51941
AV28R25EKS
AV28R250EKS
28
H BLANKING ADJUSTMENT
Item
Measuring
instrument
Test point
Ad justment part
Description
Ad justment of
HORIZONTAL
BL ANKING
H.BLK
Capacitor
[On MAIN PWB]
1. Receive the PAL c ircle pattern signal.
2. Select 4.DEF from the SERVICE MENU.
3. Select the aspect [14:9 ZOOM] mode.
4. Select 12.H- BLK-R with the FUNCTION UP/DOWN key and
adjust H-BLANKING so that 92% of the picture on the right side
is displayed.
5. Select 13.H-BLK-L with the FUNCTION UP/DOWN key and
adjust H-BLANKING so that 92% of the picture on the left side
is displayed.
6. Press the MENU key and memorize the set value.
7. Select the aspect [REGULAR] mode.
8. Select 12.H- BLK-R with the FUNCTION UP/DOWN key and
adjust H’.BLANKING s o that 92% of the picture on the right
side is displayed.
9. Select 13.H-BLK-L with the FUNCTION UP/DOWN key and
adjust H-BLANKING so that 92% of the picture on the left side
is displayed.
10. Press the MENU key and memoriz e the s et value.
AUDIO CIRCUIT ADJUSTMENT
"
Do not touch 3.AUDIO (1.CONC LIMIT, 2.A2 ID THR, 3.ALC, 4.BASS, 5.TREBLE) of the SERVICE MENU as it requires no adjustment.
3. AUDIO
Setting item
Variable range
fixed value
1. ERROR LIMIT
(Do not adjust)
00H
～
FFH
10H
2. A2 ID THR
(Do not adjust)
00H
～
FFH
19H
3. BASS
(Do not adjust)
-17
～
+17
+0
4. TREBLE
(Do not adjust)
-17
～
+17
+0
H
H'
