17” CDT Color Monitor 107S7
29
7-3. No Blanking
NG
OK
CHECK THE RELATIVE
CIRCUIT OF BLANKING
CHECK THE RELATIVE CIRCUIT
CHECK G1 RELATIVE CIRCUIT
CHECK R821 ON VIDEO PCB,
FBT PIN 5 ON MAIN PCB
OF FBT
7-4. Hor./Osc/Def/Hv Circuit Fault
No Raster (Disconnect With Signal Cable)
NG
OK
OK
OK
NG
NG
NG
CHECK THE COLLECTOR VOLTAGE
CHECK THE COLLECTOR VOLTAGE
RELATIVE CIRCUIT
RELATIVE CIRCUIT
CHECK Q402, T401
CHECK T401, T402, Q402, Q403,
ABOUT 3Vpp
OF Q403 ABOUT 1200Vpp AT FH: 31KHz
D408, C418, C419, H-DY, B+
CHECK IC101 PIN20 WAVE FORM
CHECK IC101 PIN20
CHECK IC101 PIN 16 ABOUT 5 VDC
CHECK IC101 PIN 5 RELATIVE CIRCUIT
OF Q402 ABOUT 14Vpp
Summary of Contents for 107S7
Page 12: ...17 CDT Color Monitor 107S7 12 ...
Page 18: ...17 CDT Color Monitor 107S7 18 Fig 4 Fig 5 Fig 6 ...
Page 33: ...17 CDT Color Monitor 107S7 33 8 Mechanical of cabinet front dis assembly ...
Page 62: ...17 CDT Color Monitor 107S7 62 13 PCB Layout 13 1 Main PCB layout ...
Page 63: ...17 CDT Color Monitor 107S7 63 13 2 CRPC Board layout ...