Akai 25" / 29" SOLID STATE Color Television Receiver, Руководство по обслуживанию

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XIII
.
FOCUS ALIGNMENT
1) Set the Brightness and Contrast to middle position.
2) Receive a monoscope pattern.
3) Adjust focus control to obtain sharpest picture.
XIV. HIGH POT TESTING
1) Short the L - pole and N - pole of AC line cord.
2) Switch on the power switch of the TV Set.
3) Connect The High Pot Tester ( - ) to L and N pole, ( + ) to the METAL PART of CABINET.
XII.SUB - BRIGHTNESS ALIGNMENT
1. Receive a grey scale pattern.
2. Press REMOTE picture button,.
3. Press REMOTE UP/DOWN and value (-) button set
the brightness, contrast to minimun.
4. Press REMOTE sub bright button.
5. Press REMOTE value (+) (-) button adjust value to
brightness bar can just be seen.
TEST STANDARD
CONDITION
SAFETY STD.
TEST STANDARD
FOR PRODUCTION
VDE, SAA
BS
CHINA STANDARD
UL
3.0KV 10mA / 1MIN
4.0KV 10mA / 1MIN
3.0KV 10mA / 1MIN
1.0KV 5mA / 1MIN
>3.5 KV <10mA / >10 SEC.
>4.0 KV <10mA / >10 SEC.
>3.3 KV < 5mA / > 6 SEC.
>1.25KV < 5mA / > 1 SEC.
Remark:
1) If no other specify, the strength of input signal should be 70dB +10dB.
2) The High Pot Tester can have < +5% tolerance.
SM-37PM P. 6