3-22
4. RF/Servo Circuit
A.
Does signal goes
"High" to IC207 Pin 186 when
the power is on?
Does
33.8688MHz clock input
to IC207 Pin59.
Replace IC207
Check power circuit.
Replace X201 or IC211
(33.8688MHz clock defect)
CHECK POINT(General)
Is IC203
Pin79, 80, 84, 88
about 2.2V?
END
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
Does signal pulse
input IC201 pin53, 54, when
the power is on?
Does Ic207 Pin67 signal
goes from high to 20W when the
power is on?
Summary of Contents for DVP7771
Page 8: ...2 3 Deck Mechanism Section 430 430 001 430 002 002 006 005 004 003 002 431 431 007...
Page 32: ...MEMO...
Page 37: ...3 15 3 16 LCD P C BOARD LOCATION GUIDE LOCATION GUIDE...
Page 38: ...MEMO MEMO...
Page 44: ...3 42 3 43 6 PANTER CIRCUIT DIAGRAM waveforms page 3 58 3 59 2002 02 01 R14113A...
Page 45: ...3 44 3 45 7 MEMORY CIRCUIT DIAGRAM 2002 02 01 R14114A...
Page 47: ...3 48 3 49 9 CPLD CIRCUIT DIAGRAM 2002 02 01 R14116A...
Page 54: ...3 62 3 63 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD LOCATION GUIDE LOCATION GUIDE...
Page 55: ...3 64 3 65 2 FRONT KEY P C BOARD LOCATION GUIDE LOCATION GUIDE...
Page 56: ...MEMO MEMO...
