Pioneer PDP-5016HD Service Manual page 65

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QQ
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• 50 Y Drive power supply map
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L 13942296513
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Pre
SUS-G
drive
FET
Pre
SUS-B
drive
FET
SUS- Pre
drive
MSK
FET
50Y Sub Drive Assy
5.0V
Logic
VF2
DK Pre
Mod. drive
Pre
SUS-G
drive
FET
Pre
SUS-B
drive
FET
SUS-
Pre
drive
MSK
VOFS
FET
VF1
Ofset &
N Reset
IC5V
Vprst
VPRST
P Reset
Reg.
Scan
VH
Logic
Scan IC
50 Scan A/B Assy
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6
8
to 50 Address Assy
15V
DC/DC Conv.
Q Q
3 6 7 1 3
5V from P Suply
5.0V 6.5V
Reg.IC
16.5V
VSUS
VOFS
DC/DC Conv.
IC5V
DC/DC Conv.
VH
DC/DC Conv.
50Y Main Drive Assy
* VOFS DC/DC converter and VPRST regulator are controled
by electric volume.
VOFS DC/DC converter and VRN DC/DC converter are generated
from 16.5 v, but they do not operate when Vsus is under 100V.
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PDP-5016HD
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9 9
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