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| File information: | | File name: | BEKO 12.6 SM.rar
[preview ] | | Size: | 305 kB | | Extension: | rar | | MD5: | a87d3b1f5cce6687cd08248f225f7861 | | Mfg: | BEKO | | Model: | | | Original: | 12.6 🔎 | | Descr: | schematic + serv. mode | | Group: | > > > | | Uploaded: | 07-08-2009 | | User: | emoome | | Multipart: | No multipart |
| Information about the files in archive: | | Decompress result: | OK | | Extracted files: | 1 | | File name | | Text | | BEKO 12.6 SM.pdf | | ELECTRICAL ADJUSTMENTS ACCESSING THE SERVICE MODE
BEKO Chassis 12.6
To enter the Service Mode, `Service In/Out" button on the Service Remote Control or activate the "Picture Menu" with the user remote control and press "8500". "Red" , "Green", "Yellow" and "Blue" Teletext buttons are for Feature Setup, Geometry, White Balance and AFC menus respectively. Press "0" button to exit the Service Mode.
1. POWER SUPPLY VOLTAGE
Connect a digital voltmeter to the cathode of D607 diode at the AV1 mode of the TV and set the screen voltage to the minimum. Adjust the main supply voltage +B with P601 potentiometer to the following voltage value. Adjust the screen potentiometer to the level where a picture is just visible. 14" 20" 21" A34LPE02X01 A48ECR143X51 A51EER133X41 106 VDC 118 VDC 118 VDC
2. AFC ADJUSTMENT
Before starting the adjustment follow the procedure below: Enter service mode, change "VIDEO" header to the "NEW". Then exit from service mode. Remarks: 1. The procedure above must always |
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