Pioneer PDP-5000EX Service Manual page 115

5
50FHD Y DRIVE Assy
Object parts
Ref. No. Part Category
IC2242 Photo Coupler
IC2241 FET Driver
IC2252 FET Driver
SUS-B ADJUSTMENT
1 Measure the SUS-U input delay time (∆ Tsus-u).
from
DIGITAL Assy
YSUS-U
2 Adjust the SUS-B input delay time so that it becomes "∆ Tsus-u + α ± 5 nsec."
from
DIGITAL Assy
YSUS-B
SUS-G ADJUSTMENT
1 Measure the SUS-D input delay time (∆ Tsus-d).
from
DIGITAL Assy
YSUS-D
2 Adjust the SUS-G input delay time so that it becomes "∆ Tsus-d + β ± 5 nsec."
from
DIGITAL Assy
YSUS-G
5
6
Part No.
PS9117-TLB
TND307TD-TBB
TND307TD-TBB
PDP-5000EX
6
7
7
8
A
B
C
D
E
F
115
8