Pioneer PDP 507CMX, Service Manual

Page: 107 / 210

PDP-507CMX
107
5 6 7 8
5 6
7
8
C
D
F
A
B
E
Yes
Yes
Yes
Yes
Failure in the IC5902
Failure in the MAIN Assy
No
⇒
INPUT 5
(COMPONENT or Analog RGB)
Failure in the MAIN Assy
Are signals input to the SLOT
input section?
Waveform 10-1, 10-2
Are sync signals input to Pins 15
and 19 of CN4005?
And are video signals input to
Pins 3, 7 and 11 of CN4005?
Waveform 11-1, 11-2
Are the voltages at Pins 2 and
14 (for control) of IC5902 0V and
5V DC?
Failure in the IC5301
Failure in the IC5903
Failure in the VSIF Assy
No
Are signals input to Pins 4 and 10
(for sync) of IC5001?
Waveform 13
Failure in the IC5001
No
Failure in the VSIF Assy
Yes
Yes
No
No
No
Are signals input to Pins 7 and 9
(for sync) of IC5902?
Waveform 14
Yes
Are signals input to Pins 3 and 6
of IC9504?
Waveform 19
Yes
Yes
Are signals input to Pins 4 and 7
of IC5904?
Waveform 16
Yes
Are signals input to Pins 2, 4 and
30 (for control) and Pin 31 (3.3V
DC) of IC5902?
Waveform 15
Yes
Failure in the IC5904
Failure in the MAIN Assy
Is the voltage at Pin 1 of IC5904
0V DC?
Failure in the IC5301
No
No
No
Are signals input to Pins 11 and
13 of IC5903?
Waveform 18
Yes
No
Failure in the IC9504
No
Are signals input to Pins 2, 4 and
30 (for control) and Pin 31 (3.3V
DC) of IC5301?
Waveform 17
Are sync signals input to Pins 1
and 5 of CN5001?
And are video signals input to
Pins 9, 13 and 17 of CN5001?
Waveform 12-1, 12-2
No
Failure in the harness ADX3274