Toshiba M-V19H01, Service Manual

Page: 121 / 166

Alignment and Adjustments (Electrical)
6-1
6. Alignment and Adjustments (Electrical)
6-1 Factory Alignment
6-1-1 Factory Mode Menus
Since there are no VRs in the KCV13A chassis,
all adjustments must be performed in the
ÒFactory mode.Ó Factory Mode adjustments
are necessary if either the EEPROM (IC902) or
the CRT is replaced. Do not attempt to make
adjustments in either the Play Mode or Line-
in Mode.
6-1-2 Entering the Factory Mode
Press the following transmitter keys in
STANDBY mode:
MUTEÑ>1Ñ>8Ñ>2Ñ>POWER
ÒFactory Mode MenuÓ is displayed
10
VCO 45
AGC XX BC XXX
VCO XX GG XXX
SCT XX BG XXX
SCR XX SB XX
STT XX VA XX
RC XXX VS XX
GC XXX HS XX
TRAP ON
OPTION ANALOG
EEPROM INITIALIZE
SVC, MUTE
6-1-3 Factory Mode Adjustment Settings
Using the channel down key, select the mode
to be adjusted. Example: VCO. Change the
data using the Volume Ò + or - Ò keys.
Notes:
1. Press MUTE to enter Horizontal Line mode.
In this mode, the screen voltage is checked
before adjusting the RGB cut-off.
2. Use Trap On mode to bypass the comb-filter.
3. In the Option mode, adjustments are usually
ÒAnalog.Ó ÒDigitalÓ is used to widen the
AFT pull-in range.
4. When the VOLUME + key is pressed in the
EEPROM mode, all of the Òuser-adjustedÓ
data is reset to the factory-preset values.