Bang & Olufsen BeoVision MX 4200 Manual Del Usuario página 18

2.16 Adjustments, English
Focus
Geometry in FORMAT 1, 4:3
Default values
Adjust the SCREEN potentiometer until the Stand By LED turns green (red = G2
too high, yellow = G2 too low, green = G2 ok.). See page 10.2 illustration ➢3
Press Exit to exit the Service menu.
TV mode V.TAPE
Format 4 :3, FORMAT 1
Test picture Test picture
Picture – Brilliance 32, Colour 32, Contrast 32
Place the chassis in service position. See page 9.3
Connect external VTR to the TV.
Insert test tape and press V.TAPE.
Cover the IR receiver e.g. with a soft cloth to prevent light adjusting the contrast.
Adjust to optimum focusing by means of the FOCUS potentiometer.
See page 10.2 illustration ➢3
H-PH Horizontal phase
H-AM Horizontal amplitude
V-AM Vertical amplitude
V-SL Vertical slope
V-SH Vertical shift
EW-P EW parable
EWUC EW upper corner
EWLC EW lower corner
EW-T EW trapezium
H-PA Horizontal parallelogram
BOW Horizontal bow
EHT Horizontal EHT sensitivity
Do not change this value
V-ZO Vertical zoom
Do not change this value
VSCR Vertical scroll
Do not change this value
V-WA Vertical wait
Do not change this value
H-CENTER Horizontal center
TV mode V.TAPE
Format 4:3, FORMAT 1
Test picture Test picture
Picture – Brilliance 32, Colour 32, Contrast 32
Confi rm the values for EHT, V-ZO, VSCR and V-WA are default values.
FORMAT 1 FORMAT 2
4 : 3 16 : 9
31 31
25 25
33 29
35 38
30 30
19 18
27 30
20 21
33 33
7 7
7 7
0 0
25 25
31 31
20 20
6 6