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EN 48
5.
SACD 900
Measure the driver outputs of the BA5938FM for the Focus off.
Name
Testpoint
foc -
F124
foc +
F127
Switch the focus on
Measure again the driver outputs
Name
Testpoint
Foc - (sawtooth)
F124
Foc + (sawtooth)
F127
PM3394B
ch1
1
CH1 500mV~
MTB 500ms
FOC +
Check for pulse density signal FO at testpoint F234
PM3394B
ch1
1
CH1 2.00 V~
MTB 500ns
FO
Check for laserlight.
Switch the focus off
Hf Path
Play DVD test disc.
Measure outputs of diodes A, B, C, D, E, F.
Name
Testpoint Value
A
F140
B
F141
C
F143
D
F144
E
F147
F
F148
Measure DVDALAS outputs
Diagnostic Software Descriptions and Troubleshooting
Value
4.3V0.5V
4.3V0.5V
Value
1V0.2V
1V0.2V
ch1+
CL 06532152_047.eps
051200
ch1+
CL 06532152_048.eps
051200
2.6V0.2V
2.6V0.2V
2.6V0.2V
2.6V0.2V
2.6V0.2V
2.6V0.2V
Name
Testpoint Value
RFO DC
F146
2.5V 0.2V, eyepattern 1Vptp
O1
F155
25mV10mV
O2
F158
25mV10mV
O3
F168
25mV10mV
O4
F165
25mV10mV
S1
F174
25mV10mV
S2
F175
25mV10Mv
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