Daewoo DTP-14V1, Service Manual

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6. GEOMETRY
6.1 VERTICAL CENTER
1) Set the TV to “NORMAL I” mode.
2) Enter the service mode.
3) Locate the cursor at “V. CENTER” then press “VOL +”
or “VOL – “ keys to adjust the center line with the
mechanical center marks of the CRT.
6.2 VERTICAL SIZE
∗∗∗∗
The VERTICAL CENTER adjustment
has to be done in advance.
1) Receive the Retma pattern.
2) Set the TV to “NORAML I” mode.
3) Enter the service mode.
4) Locate the
c ursor at “V. SIZE” then press “VOL +”
or VOL –“ keys to adjust the upper part of the picture.
6.3 HORIZONTAL CENTER
1) Apply a RETMA PATTERN signal.
2) Set the TV to “NORMAL I” mode.
3) Enter the service mode.
3) Locate the
c ursor at “H. CENTER” then press “VOL +”
or VOL –“ keys to adjust the picture centering.