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ADJUSTMENT PROCEDURE
Item / Preparation +B SET-UP
1. 2. Receive a Greyscale signal. Set the controls :Brightness Minimum Contrast Minimum Volume Minimum
Adjustments
Set the +B voltage up as follows:Adjust R811 so that B2 shows 148V±1V. 2. Confirm the following voltages. B9 5 ± 0,25V B10 5 ± 0,25V B5 12 ± 0,5V B11 33 ± 1,5V B4 16 ± 1V B7 8 ± 0,5V B12 26 ± 1V B8 5,5 ± 0,5V B3 41 ± 1,5V B13 15 ± 1V B1 200 ± 10V B14 -15 ± 1V To adjust Cutoff connect an oscilloscope to the Blue cathode, adjust "cutoff" value using the "Yellow" and "Blue" buttons until the black level is 160V±5V press "STR" to store the va0lue. Remove the oscilloscope. Select Ug2 adjustment and adjust the screen VR until the display shows "O.K." 1.
CUT OFF / Ug2 Test
1. 2. 3. 4. Receive a Greyscale signal. Degauss the tube externally. Set the TV into Service Mode 1. Select Cut off mode.
FACTORY SETTINGS
To return customer settings to factory settings and clear owner ID of all information input by the customer, enter Self-Check mode. Press the down (-/v) button on the customer controls at the front of the TV set, at the same time pressing the STATUS button on the remote control. To exit Self Check, switch off the TV set at the power button. NOTE: Self Check should only be used when refurbishing the TV set and not during normal repair work.
VDP TUN E2 MSP DPL OPTION 1 OPTION 2 OPTION 3 OPTION 4 OPTION 5 OPTION 6
O.K. O.K. O.K. O.K. -00 21 02 00 B1 A9
PCB Cab Sum
O.K. O.K.
Factory use only
Self Check is also used to automatically check the bus lines and hexadecimal code of the TV set. If the CCU ports have been checked and found to be incorrect or not located then " - - " will appear in place of "O.K.". For more in-depth TV diagnostics use the LUCI interface as listed below.
Service Aids
To aid in the service of our current chassis there are a number of Service Aids which have been made available. � LUCI interface kit (Linked Utility Computer Interface) Part number: TZS6EZ002 This contains interface and cables for connecting TV service connector and a PC as well as diagnostic software. As new models are introduced upgrade software will become available. � VICI (Visual Interactive Computer Information) These C.D.'s contain multimedia documentation providing quick access to service information. Part No. TZS7EZ006 & TZS7EZ005 1. Service Manuals 2. Instruction Books 3. Technical Information TASMIN (Technically Advanced System for Multimedia Interactive Notes) As well as providing a first step towards more interactive training this product also achieves quick access to Technical Information.
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