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<jvcsm COLUMN="2" NEWCOL="0" NEWPAGE="1" PAGESIZE="SINGLE" MODULE="1" ORIENT="PORT" xmlns:HTML="http://www.w3.org/Profiles/XHTML-transitional"><CVR><PCTGR>FLAT COLOUR TELEVISION</PCTGR>
<MNO>No.YA283</MNO>
<ISSUEY>2005/10</ISSUEY>
<ISSUEM>10</ISSUEM>
<MNAME>AV-29M315/V, AV-29M335/V, <BR></BR>
AV-29M315/B, AV-29M515/B, <BR></BR>AV-29M535/B, AV-29V315/V</MNAME></CVR>
<TEXT><TI1 COLUMN="2" NEWCOL="0" NEWPAGE="1" PAGESIZE="SINGLE" MODULE="1" ORIENT="PORT"><HTML:a name="TITLE4"></HTML:a>
<TTL ID="W1609052">5 <HTML:a name="W1609052"></HTML:a>TROUBLESHOOTING</TTL>
<TI2 COLUMN="2" NEWCOL="0" NEWPAGE="0" PAGESIZE="SINGLE" MODULE="1" ORIENT="PORT"><HTML:a name="TITLE4-0"></HTML:a>
<TTL>5.1 SELF CHECK FUNCTIONS</TTL>
<TI3 COLUMN="2" NEWCOL="0" NEWPAGE="0" MODULE="1"><TTL>5.1.1 OUTLINE</TTL>
<P COLUMN="2" NEWCOL="0" NEWPAGE="0">This model has self check functions given below. When an abnormality has been detected, the SUB POWER is turned off and POWER LED  flashes to inform of the failure. An abnormality is detected by the signal input state of the control
line connected to the microcomputer.</P></TI3>
<TI3 COLUMN="2" NEWCOL="0" NEWPAGE="0" MODULE="1"><TTL>5.1.2 SELF CHECK ITEMS</TTL>
<TABLE TOCENTRY="1" FRAME="ALL" COLSEP="1" ROWSEP="1" ORIENT="PORT" COLUMN="2" NEWCOL="0" NEWPAGE="0" TYPE="OTHER"><HTML:table frame="box" rules="all"><TGROUP COLS="4" COLSEP="1" ROWSEP="1" ALIGN="LEFT" CHAROFF="50" CHAR=""><COLSPEC COLNUM="1" COLNAME="1" COLWIDTH="1.821in"></COLSPEC>
<COLSPEC COLNUM="2" COLNAME="2" COLWIDTH="1.821in"></COLSPEC>
<COLSPEC COLNUM="3" COLNAME="3" COLWIDTH="1.821in"></COLSPEC>
<COLSPEC COLNUM="4" COLNAME="4" COLWIDTH="1.821in"></COLSPEC>
<THEAD VALIGN="BOTTOM"><ROW ROWSEP="1"><HTML:tr><ENTRY COLNAME="1" MOREROWS="0" ROTATE="0" VALIGN="TOP" ALIGN="CENTER"><HTML:td valign="TOP" align="CENTER" rowspan="1"><P COLUMN="1" NEWCOL="0" NEWPAGE="0"><EMP>Check item</EMP></P></HTML:td></ENTRY>
<ENTRY COLNAME="2" MOREROWS="0" ROTATE="0" VALIGN="TOP" ALIGN="CENTER"><HTML:td valign="TOP" align="CENTER" rowspan="1"><P COLUMN="1" NEWCOL="0" NEWPAGE="0"><EMP>Details of detection</EMP></P></HTML:td></ENTRY>
<ENTRY COLNAME="3" MOREROWS="0" ROTATE="0" VALIGN="TOP" ALIGN="CENTER"><HTML:td valign="TOP" align="CENTER" rowspan="1"><P COLUMN="1" NEWCOL="0" NEWPAGE="0"><EMP>Method of detection</EMP></P></HTML:td></ENTRY>
<ENTRY COLNAME="4" MOREROWS="0" ROTATE="0" VALIGN="TOP" ALIGN="CENTER"><HTML:td valign="TOP" align="CENTER" rowspan="1"><P COLUMN="1" NEWCOL="0" NEWPAGE="0"><EMP>State of abnormality</EMP></P></HTML:td></ENTRY></HTML:tr></ROW></THEAD>
<TBODY VALIGN="TOP"><ROW ROWSEP="1"><HTML:tr><ENTRY COLNAME="1" MOREROWS="0" ROTATE="0" VALIGN="TOP" ALIGN="LEFT"><HTML:td valign="TOP" align="LEFT" rowspan="1"><P COLUMN="1" NEWCOL="0" NEWPAGE="0">B1 over-current protection</P></HTML:td></ENTRY>
<ENTRY COLNAME="2" MOREROWS="0" ROTATE="0" VALIGN="TOP" ALIGN="LEFT"><HTML:td valign="TOP" align="LEFT" rowspan="1"><P COLUMN="1" NEWCOL="0" NEWPAGE="0">An over-current on the low B1 line is detected.</P></HTML:td></ENTRY>
<ENTRY COLNAME="3" MOREROWS="1" ROTATE="0" VALIGN="TOP" ALIGN="JUSTIFY"><HTML:td valign="TOP" align="JUSTIFY" rowspan="2"><P COLUMN="1" NEWCOL="0" NEWPAGE="0">The main microcomputer detects the possible abnormality at 24-msec. intervals and judges the results in every 16 time. Of the 16 times, if NG is detected more than 9 times, it is judged that
there is an abnormality.</P></HTML:td></ENTRY>
<ENTRY COLNAME="4" MOREROWS="1" ROTATE="0" VALIGN="TOP" ALIGN="JUSTIFY"><HTML:td valign="TOP" align="JUSTIFY" rowspan="2"><P COLUMN="1" NEWCOL="0" NEWPAGE="0">When an abnormality has been detected, the SUB-POWER is turned off. While the SUB-POWER is being turned off, the POWER key on the remote control unit is not operational until the power cord is disconnected
and connected again.</P></HTML:td></ENTRY></HTML:tr></ROW>
<ROW ROWSEP="0"><HTML:tr><ENTRY COLNAME="1" MOREROWS="0" ROTATE="0" VALIGN="TOP" ALIGN="LEFT"><HTML:td valign="TOP" align="LEFT" rowspan="1"><P COLUMN="1" NEWCOL="0" NEWPAGE="0">CRT neck broken protection</P></HTML:td></ENTRY>
<ENTRY COLNAME="2" MOREROWS="0" ROTATE="0" VALIGN="TOP" ALIGN="LEFT"><HTML:td valign="TOP" align="LEFT" rowspan="1"><P COLUMN="1" NEWCOL="0" NEWPAGE="0">Operation of CRT neck protection circuit.</P></HTML:td></ENTRY></HTML:tr></ROW></TBODY></TGROUP></HTML:table></TABLE></TI3>
<TI3 COLUMN="2" NEWCOL="0" NEWPAGE="0" MODULE="1"><TTL>5.1.3 SELF CHECK INDICATING FUNCTION</TTL>
<P COLUMN="1" NEWCOL="0" NEWPAGE="0">When an abnormality has been detected at about 5 seconds after the power was turned on, the SUB POWER is turned off immediately and the POWER LED flashes.</P>
<FIG COLUMN="1" NEWCOL="0" NEWPAGE="0" TYPE="INT" ORIENT="PORT"><GRAPHIC LOC="graphic56" SIZEX="84.314MM" SIZEY="45.156MM" UNIT="mm" HALIGN="CENTER" VALIGN="PAGE" ALIGN="ACENTER" GAP="6.00" ROTATE="0" OFFSETTOP="0.000MM" OFFSETLEFT="0.000MM" IMPSIZE="84.314MM 45.156MM" POSITION="BELOWCURRENTLINE"></GRAPHIC>
<HTML:br/>
<HTML:img src="ya283_5001.png" class="existsvg"/><!--  width="269" height="143" -->
</FIG>
<TOPIC COLUMN="2" NEWCOL="0" NEWPAGE="0"><TTL>[ INDICATION BY THE POWER LED]</TTL>
<TABLE TOCENTRY="1" FRAME="ALL" COLSEP="1" ROWSEP="1" ORIENT="PORT" COLUMN="2" NEWCOL="0" NEWPAGE="0" TYPE="OTHER"><HTML:table frame="box" rules="all"><TGROUP COLS="2" COLSEP="1" ROWSEP="1" ALIGN="LEFT" CHAROFF="50" CHAR=""><COLSPEC COLNUM="1" COLNAME="1" COLWIDTH="3.643in"></COLSPEC>
<COLSPEC COLNUM="2" COLNAME="2" COLWIDTH="3.643in"></COLSPEC>
<THEAD VALIGN="BOTTOM"><ROW ROWSEP="1"><HTML:tr><ENTRY COLNAME="1" MOREROWS="0" ROTATE="0" VALIGN="TOP" ALIGN="CENTER"><HTML:td valign="TOP" align="CENTER" rowspan="1"><P COLUMN="1" NEWCOL="0" NEWPAGE="0"><EMP>Item</EMP></P></HTML:td></ENTRY>
<ENTRY COLNAME="2" MOREROWS="0" ROTATE="0" VALIGN="TOP" ALIGN="CENTER"><HTML:td valign="TOP" align="CENTER" rowspan="1"><P COLUMN="1" NEWCOL="0" NEWPAGE="0"><EMP>LED flashing intervals</EMP></P></HTML:td></ENTRY></HTML:tr></ROW></THEAD>
<TBODY VALIGN="TOP"><ROW ROWSEP="0"><HTML:tr><ENTRY COLNAME="1" MOREROWS="0" ROTATE="0" VALIGN="TOP" ALIGN="JUSTIFY"><HTML:td valign="TOP" align="JUSTIFY" rowspan="1"><P COLUMN="1" NEWCOL="0" NEWPAGE="0">B1 over-current protection / CRT neck broken protection</P></HTML:td></ENTRY>
<ENTRY COLNAME="2" MOREROWS="0" ROTATE="0" VALIGN="TOP" ALIGN="JUSTIFY"><HTML:td valign="TOP" align="JUSTIFY" rowspan="1"><P COLUMN="1" NEWCOL="0" NEWPAGE="0">0.3 seconds</P></HTML:td></ENTRY></HTML:tr></ROW></TBODY></TGROUP></HTML:table></TABLE></TOPIC></TI3></TI2></TI1></TEXT></jvcsm>
