Service Manual
Page 38
...) Check: arround CPU (IC800), IC (IC801), Crystal (X801), Power Unit Yes (or the voltage to all lines supplied? NO POWER TROUBLESHOOTING FLOW CHARTS Is Yes fuse open? Check 'Power Failure' Circuit. No Check: Power Unit Yes Is the voltage to some lines is not supplied.) After a few seconds, the set will...
...) Check: arround CPU (IC800), IC (IC801), Crystal (X801), Power Unit Yes (or the voltage to all lines supplied? NO POWER TROUBLESHOOTING FLOW CHARTS Is Yes fuse open? Check 'Power Failure' Circuit. No Check: Power Unit Yes Is the voltage to some lines is not supplied.) After a few seconds, the set will...