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JVC TM-1650SDU Service Manual page 31

Color video monitor
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TM-1650SDU
DEFLECTION BLOCK
DEF.BLOCK
CD
Press the BRIGHT key from the <BLOCK SELECT> screen .
®
Then screen displays the DEFLECTION BLOCK adjustment screen (Fig.
14).
Service number indication
@ The select item is shown by the SERVICE Number at the lower of the
screen (Table 1 ).
l
Setting Value ind1cat1on
@ The adjustment screen changes by case of the signal that use for
~
adjustment (Vertical frequency and screen aspect value).
.---------------------------,
~----•
l!l~D~·
,~ ,,"
~Ell!l
( ..............................................................
··············:
j
!
l~t~l:1"'
'***, ***
!Eli ·~
t.:=·~,
+-
'
key
-r- '
:
key
key
i.-
Operation
:
CHROMA CONTRAST
-key
+key ,
k
'
k
k
'
ey
:
ey
ey
VOL./SELECT :
, __ - . L..J-
- - - - -- - - - - - -- ----- - - - - - - - - - - - - - - - - - - - - - - ----,---
- - - - '
I
<Front panel button>
Service number select key
Value setting key
Key control operation are displays as same as the screen lower. The
key operations of this mode are following as shown below.
CONTRAST key is the switch of the screen display. If necessary, you
can shut off the display. Carefully, values of SERVICE MENU
adjustment items are changed while shut off the screen daily.
CONTROL BLOCK (This is a fixed value, Don't adjust it).
CD
Press the CONTRAST key from the <BLOCK SELECT> screen.
®
Then screen displays the CONTROL BLOCK adjustment screen (Fig
15).
@ The select item is shown by the SERVICE Number at the lower of the
screen.
Fig.14
SIGNAL
SCREEN
DISPLAY
50Hz 4:3
<DO*>
60Hz 4:3
<DA*>
50Hz
16:9
<DB*>
60Hz
16:9
<DC*>
50Hz UNDER SCAN
<DD*>
60Hz UNDER SCAN
<DE*>
Table 1
CONTROL BLOCK
@
Key control operation are displays as same as the screen lower. The
Service number indication
key operations of this mode are following as shown below.
l
·
~~D~
~El~.
················
:J':a,:'oa':"
:~J~i~1~F
, ... , •..
~:rr
ir:-E:·:,
....
t-11------~lffi[J[!!!'l
"··.:
,~El"1
: l
CHR~MA
CONTRAST
-key
+key :
Operation
:
key
key
VOL./SELECT :
key
' - -----
---------------------------------------------t-------'
.
<Front panel button>
Service number select key
Value setting key
No. 51702
19

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