No. 51940
AV-27D303
AV-27D203
22
ADJUSTMENT OF FOCUS
Item
Measuring
instrument
Test point
Ad justment part
Description
FOCUS
adjustment
Signal
generator
FOCUS VR
[In HVT]
1. Receive the cross -hatch signal.
2. While looking at the screen, adjust the FOCUS VR to the
vertical and horizontal lines will be clear and in fine detail.
3. Make sure that the picture is in focus even when the screen
gets darkened.
ADJUSTMENT OF DEFLECTION CIRCUIT
Item
Measuring
instrument
Test point
Ad justment part
Description
V. HEIGHT
V. CENTER
adjustment
Signal
generator
D05 V PHASE
D07 V SIZE
V. CENTER SW
(S401)
[MAIN PWB]
1. Receive the cross -hatch signal.
2. Select
the
D05 V PHASE
of the DEF (D) mode, and it checks
that the value of
D05 V PHASE
is 0.
3. Adjust the vertic al screen size of the screen top to 92% with
the
D07 V SIZE
and V
CENTER SW S401
H. CENTER
adjustment
Signal
generator
D03. H POSI
1. Receive the cross -hatch signal.
2. Select
D03. H POSI
from DEF (D) mode.
3. Adjust
by
H POSITION
to be same size at both side.
Picture
size
(100%)
Picture size (100%)
Screen
size
Screen size
No
Setting item
Variable
range
Initial setting
value
D03
H POSI
0
~
31
12
Model
Vertical screen siz e
AV-27D303/S
89.0%
AV-27D203/S
89.0%
AV-27D303/R
92.0%
AV-27D203/R
92.0%
No
Setting item
Variable
range
Initial setting
value
D05
V PHASE
0
~
7
0
D07
V SIZE
0
~
127
55
Содержание AV-27D203/R
Страница 1: ......
Страница 31: ...No 51940 AV 27D303 AV 27D203 30 ...
Страница 47: ...No 51940 AV 27D303 AV 27D203 46 Memo ...
Страница 48: ...No 51940 AV 27D303 AV 27D203 47 Memo ...