Operating Instructions
Page 9
... tube implosion. A grounding type plug has two blades and a third grounding prong. Servicing is required when the apparatus has been damaged in any service or repairs to the set, ask the service technician to perform routine safety checks (as specified by the manufacturer) to determine that you can use attachments/accessories...
... tube implosion. A grounding type plug has two blades and a third grounding prong. Servicing is required when the apparatus has been damaged in any service or repairs to the set, ask the service technician to perform routine safety checks (as specified by the manufacturer) to determine that you can use attachments/accessories...
Service Manual
Page 4
... AC milliammeter. Measuring the voltage drop across a resistor by any such line cord to the customer and recommend their replacement. 6. KE-50XBR900(UC) 3 Check the interboard wiring to use these instruments. 2. Leakage current can be measured by means of deterioration. Recommend the... the set to chassis, must have been replaced. Check the area of a passive VOMs that were installed during a previous repair. Be absolutely certain that all other exposed metal parts for unauthorized replacement parts, particularly transistors, that are suitable. (See Fig...
... AC milliammeter. Measuring the voltage drop across a resistor by any such line cord to the customer and recommend their replacement. 6. KE-50XBR900(UC) 3 Check the interboard wiring to use these instruments. 2. Leakage current can be measured by means of deterioration. Recommend the... the set to chassis, must have been replaced. Check the area of a passive VOMs that were installed during a previous repair. Be absolutely certain that all other exposed metal parts for unauthorized replacement parts, particularly transistors, that are suitable. (See Fig...
Service Manual
Page 6
... 0.3s about the message of LED. *When two failures occur, the failure item generated previously is detected. *When failure occurs simultaneously, an item with panel. Repair part • FAN • FAN CONNECTOR • SET 11V LINE • SET 5V LINE DP board • Q1612, Q1613, Q1614 Panel Display Unit 1) *Operation count... period is based on DP board Detects Low when abnormal. Detects High when normal. Detects High when Fan stops abnormally OVP for 1 minute about 3s KE-50XBR900(UC) 5
... 0.3s about the message of LED. *When two failures occur, the failure item generated previously is detected. *When failure occurs simultaneously, an item with panel. Repair part • FAN • FAN CONNECTOR • SET 11V LINE • SET 5V LINE DP board • Q1612, Q1613, Q1614 Panel Display Unit 1) *Operation count... period is based on DP board Detects Low when abnormal. Detects High when normal. Detects High when Fan stops abnormally OVP for 1 minute about 3s KE-50XBR900(UC) 5
Service Manual
Page 53
... unless otherwise noted. (pF: µµF) Capacitors without voltage indication are all 50 V. • Indication of resistance, which does not have characteristic curve B, unless ...resistor. • T : internal component. • : panel designation, and adjustment for repair. • All variable and adjustable resistors have one for safety. For example, [ TO ...B - bus. No. 1 of wach line. 4-4. are included.) D G S D G S D S G Ver.1.6 KE-50XBR900(UC) 4-18 Replace only with a color-bar signal input. • Voltage variations may be noted due to perform the related...
... unless otherwise noted. (pF: µµF) Capacitors without voltage indication are all 50 V. • Indication of resistance, which does not have characteristic curve B, unless ...resistor. • T : internal component. • : panel designation, and adjustment for repair. • All variable and adjustable resistors have one for safety. For example, [ TO ...B - bus. No. 1 of wach line. 4-4. are included.) D G S D G S D S G Ver.1.6 KE-50XBR900(UC) 4-18 Replace only with a color-bar signal input. • Voltage variations may be noted due to perform the related...