Adjustments When The Drive Assys Are Replaced - Pioneer PDP-5000EX Service Manual

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7.5 ADJUSTMENTS WHEN THE DRIVE ASSYS ARE REPLACED

A
50 FHD X DRIVE Assy
Object parts
Ref. No. Part Category
IC1206 Photo Coupler
IC1207 FET Driver
IC1210 FET Driver
SUS-B ADJUSTMENT
B
from
DIGITAL Assy
XSUS-U
C
from
DIGITAL Assy
XSUS-B
D
SUS-G ADJUSTMENT
from
DIGITAL Assy
XSUS-D
E
from
DIGITAL Assy
XSUS-G
F
114
1
2
Part No.
PS9117-TLB
TND307TD-TBB
TND307TD-TBB
1 Measure the SUS-U input delay time (∆ Tsus-u).
2 Adjust the SUS-B input delay time so that it becomes "∆ Tsus-u + α ± 5 nsec."
1 Measure the SUS-D input delay time (∆ Tsus-d).
2 Adjust the SUS-G input delay time so that it becomes "∆ Tsus-d + β ± 5 nsec."
PDP-5000EX
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