3-8
Does signal pulse
input to IC201 Pins 53, 54 when
the power is on?
Does signal goes
"High" to IC201 Pin186 when the
power is on?
Does
TTL pulse output to
IC201 Pin 156?
Does
33.8688MHz clock input
to IC201 Pin 59?
Is IC201
Pins 79, 80, 84, 88 voltage
about 2.2V?
Replace IC201
(IC206 soldering or IC defect).
Check power circuit.
Check "2.µ-COM Part".
Replace X201 or IC206
(33MHz clock defect)
CHECK POINT(General)
5. RF/Servo Circuit
A.
END
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
Summary of Contents for T512C
Page 31: ...3 23 3 24 4 MPEG CIRCUIT DIAGRAM Optical Coaxial out CVBS Y Pb Pr Componet Y C S VHS WAVEFORM...
Page 36: ...3 33 3 34 8 A V JACK CIRCUIT DIAGRAM S VIDEO C AUDIO L AUDIO R OPTICAL COMP VIDEO S VIDEO Y...
Page 39: ...PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD LOCATION GUIDE 3 39 3 40...
Page 40: ...3 41 3 42 2 POWER A V FRONT P C BOARD LOCATION GUIDE...
Page 41: ...3 43 3 44 3 KEY P C BOARD LOCATION GUIDE...
Page 48: ...MEMO MEMO...
Page 64: ...MEMO...
