Preliminary; H/V (Horizontal And Vertical Geometry Alignments) - Toshiba 29VH27E Service Manual

16.1.PRELIMINARY

All system, geometry and white balance alignments are performed in production service mode. Before
starting the production mode alignments, make sure that all manual adjustments are done correctly. To
start production mode alignments enter the MAIN MENU and then press the digits 1, 6, 7 and 5
respectively. The following first menu appears on the screen. Production mode values will appear on
the screen.
PRODUCTION OK> STORE
H/V
VSHIFT 000
V-SIZE 0068
H-SHIFT 1218
H-SIZE 012
S-COR 027
LINRT -01
ANGLE 001
BOW -03
TRPEZ -07
PARAB -46
U.COR 001
L.COR 008
TILT 049
TRPZD 020
NTSCHS 000
TXTV 015
AK52 A032 T2
08.10.2002
AGC READ
-10
First page
Production mode groups will be displayed with different colours of headlines, so in order to access a
production alignment group press the colour button of the related group on the remote control
transmitter.
•
RED BUTTON is pressed to access H/V menu.
•
GREEN BUTTON is pressed to access VIDEO adjust menu.
•
BLUE BUTTON is pressed to go to the next page of the service menu.
•
YELLOW BUTTON is used to adjust system parameters on the second page of the service menu.
After selecting one of the production service mode groups, you can access its items by pressing
buttons. Selected parameter will be highlighted. Inorder to change the selected parameter, use ? / ?
buttons. Inorder to switch between other group of items press the colour key of this groups headline.
To store the settings press OK button. To exit the service menu press MENU button.
Entire service menu parameters of AK52 CHASSIS are listed below.

16.2.H/V (HORIZONTAL AND VERTICAL GEOMETRY ALIGNMENTS)

Switch the program to crosshatch test pattern. Press RED button to access this group of item. Select
the parameter by pressing up/down buttons. Adjust the parameter by pressing left/right buttons. Store
the settings by pressing OK button. Switch the another parameter group by pressing the colour button
of the related coloured headline of that group. Exit production mode by pressing the MENU button on
the remote control.
V-SHIFT
Change Vertical Shift by pressing Left/Right buttons till the test pattern is vertically centered. Horizontal
line at the center of the test pattern is in equal distance both to upper and lower side of the picture tube.
Check and readjust V-SHIFT item if the adjustment becomes improper after some other geometric
adjustments are done.
Min. Value:
Max. Value:
EXIT
MENU
VIDEO
WdR 064
WdG 064
WdB 064
CuR 064
CuG 064
CuB 064
YDFP -05
AGC 009
TLAN W-T
APS ON
T_T THO
T_P SAM
YDFS -07
YDFN -02
EXT3 ON
DVD OFF
C.M ON
BLUE OFF
4:3 000
OVM ON
SERVICE
SERVICE MENU
-128
127
PRODUCTION OK> STORE
ADJUSTMENTS
PIP CNTRST
PIP Ydelay
PIP Frame
EHTHP
EHTH TC
EHTH
EHTV
EHTV TC
SVDEL
BCLTHR (mA) 1.1
OSD CONT
OSD BRI
TEXT BRI
PIP YDelSe
INIT NVM
Prescaler
FM
NICAM
I2S
SCART 025
Second Page
30
EXIT
MENU
OPTIONS
000 0.HPHONE
000 1.CRT
2.SVHS
0
3.f(IF) 38.9
001
000 4.Türk.
-36 5.VGA
-14 6.FRONT
7.DPL
005
8.VD
008
9.NSL
055 A.PAP
040 B.CTI
C.AVL
050
000
SYSTEM
0.PAL B/G
1.PAL D/K
027
2.PAL I
061
3.SECAM B/G
016
4.SECAM D/K
5.SECAM L/L
6.AUST.
ON
4:3
OFF
ON
OFF
ON
OFF
ON
ON
OFF
ON
OFF
ON
OFF
OFF
ON
OFF
OFF
OFF
? /?