Pioneer PDP-5000EX, Service Manual

Page: 115 / 204

PDP-5000EX
115
5 6 7 8
5 6
7
8
C
D
F
A
B
E
50FHD Y DRIVE Assy
SUS-B ADJUSTMENT
SUS-G ADJUSTMENT
YSUS-U
from
DIGITAL Assy
YSUS-B
from
DIGITAL Assy
YSUS-D
from
DIGITAL Assy
YSUS-G
from
DIGITAL Assy
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."
Object parts
Ref. No. Part Category Part No.
IC2242 Photo Coupler PS9117-TLB
IC2241 FET Driver TND307TD-TBB
IC2252 FET Driver TND307TD-TBB