Service manual

SERVICE MANUAL (BSV-4251 BSV-4251A )
MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE
The basis of the evaluation was while the ISM Mode in he module was operating, the brightness decrease
f its initial value at the white window pattern ( 1/25 of full white pattern )
change of APL Data is no less than ±4 and it will remain for more than 5
less of time, it will not operate where the display load is over 50%.
PSU(DGK-420W) TOP
t
about
55 % o
ISM operational conditions
1. Detective deviation : The
minutes.
2. Regard
SCHEMATIC & PRINTED CIRCUIT BOARD & EXPLODE VIEW
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BSV-4251/4251A RD(1) 00 03/10/23 66/75