33
Check if laser is switched on (visual check of laserlight).
Switch the radial control off.
Sledge
Use the following commands to move the sledge:
Check pulse density signal SL at testpoint F221
Measure peak to peak signal on SL- and SL+ while moving
sledge outwards.
Measure input sledge control (sledge in home position)
Tray:
To open and close the tray use the following commands:
Measure the driver outputs of the BA5938FM for the tray
closed.
Measure again the driver outputs while the tray is opening.
Measure again the driver outputs while the tray is closing
Focus
To switch the Focus motor on/off, use the following
commands:
Measure the driver outputs of the BA5938FM for the Focus
off.
Switch the focus on
Measure again the driver outputs
Check for pulse density signal FO at testpoint F234
Ref. # Command Name Remark
610 BeSledgeIn Sledge inwards
611 BeSledgeOut Sledge outwards
Name Testpoint Value
Sl - F039 4.5V±0.5V
Sl + F038 4.5V±0.5V
Name Testpoint Value
Sl - F039 10Vptp +/-0.5
Sl + F038 10Vptp +/-0.5
Name Testpoint Value
Sinph F182 1.5V±0.5V
Cosph F192 1.5V±0.5V
PM3394B
ch1
CH1 2.00 V~ MTB 500ns ch1+
1
RA
CL 06532152_045.eps
051200
PM3394B
ch1
CH1 2.00 V~ MTB 500ns ch1+
1
SL
CL 06532152_046.eps
051200
Ref. # Command
Name
Remark
615 BeTrayIn Tray in
616 BeTrayOut Tray out
Name Testpoint Value
Vo2 - F116 4.3V±2.0V
Vo2 + F111 4.3V±2.0V
Name Testpoint Value
Vo2 - F116 6.0V±1.0V
Vo2 + F111 2.0V±1.0V
Name Testpoint Value
Vo2 - F116 2.0V±1.0V
Vo2 + F111 6.0V±1.0V
Ref. # Command Name Remark
604 BeFocusOn Focus on
605 BefocusOff Focus off
Name Testpoint Value
foc - F124 4.3V±0.5V
foc + F127 4.3V±0.5V
Name Testpoint Value
Foc - (sawtooth) F124 1V±0.2V
Foc + (sawtooth) F127 1V±0.2V
PM3394B
ch1
CH1 500mV~ MTB 500ms ch1+
1
FOC +
CL 06532152_047.eps
051200
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