PDP-4280HD
136
1
2
3
4
1
2
3
4
C
D
F
A
B
E
SUS-B ADJUSTMENT
X DRIVE Assy
SUS-D ADJUSTMENT
XSUS-U
from
DIGITAL Assy
IC1002_A1
Pin
2
Pin
2
Pin
8
IC1101
IC1204
IC1104
Q1108
IGBT
Q1104
TP1118
TP2105
Photo
Coupler
Q1109
IGBT
TP1119
Q1219
FET
TP1236
Q1220
FET
TP1237
Q1222
FET
TP1238
1
Measure the SUS-U and SUS-B
input delay time (
Δ
Tsus - iub).
from
DIGITAL Assy
XSUS-B
IC1001_A1
VR1002
Photo
Coupler
IC1209
Q1205
Q1206
Q1207
2
Adjust the SUS-U and SUS-B input
delay time so that it becomes
"
Δ
Tsus - iub + 70
±
5 nsec."
Y DRIVE Assy
Y DRIVE Assy
1
Measure the SUS-D pulse width (Tsus - D).
2
Adjust the pulse width (Tsus - Dg) of the SUS-D
input signal so that it becomes "Tsus-D
±
5 nsec."
from
DIGITAL Assy
YSUS-D
IC2005_A7
Q2105
VR2001
IC2104
Q2110
IGBT
TP2109
Q2112
IGBT
TP2111
YSUS-U
from
DIGITAL Assy
IC2001_A4
Pin
5
IC2101
IC2103
Q2106
IGBT
Q2107
IGBT
Q2104
Photo
Coupler
TP2106
TP2107
Q2108
IGBT
Pin
7
IC2201
Q2217
FET
TP2207
Q2218
FET
TP2208
Q2219
FET
TP2209
1
Measure the SUS-U and SUS-B
input delay time (
Δ
Tsus - iub).
from
DIGITAL Assy
YSUS-B
IC2001_A6
VR2002
Photo
Coupler
IC2203
Q2204
Q2205
Q2206
2
Adjust the SUS-U and SUS-B input
delay time so that it becomes
"
Δ
Tsus - iub + 50
±
5 nsec."
Summary of Contents for PDP-4280HD
Page 10: ...PDP 4280HD 10 1 2 3 4 1 2 3 4 C D F A B E 2 2 SPECIFICATIONS Dimensions ...
Page 11: ...PDP 4280HD 11 5 6 7 8 5 6 7 8 C D F A B E 2 3 PANEL FACILITIES Front Section ...
Page 12: ...PDP 4280HD 12 1 2 3 4 1 2 3 4 C D F A B E Rear Section ...
Page 13: ...PDP 4280HD 13 5 6 7 8 5 6 7 8 C D F A B E Remote Control Unit ...
Page 19: ...PDP 4280HD 19 5 6 7 8 5 6 7 8 C D F A B E ...
Page 20: ...PDP 4280HD 20 1 2 3 4 1 2 3 4 C D F A B E 4 BLOCK DIAGRAM 4 1 OVERALL WIRING DIAGRAM 1 2 ...
Page 22: ...PDP 4280HD 22 1 2 3 4 1 2 3 4 C D F A B E 4 2 OVERALL WIRING DIAGRAM 2 2 ...
Page 23: ...PDP 4280HD 23 5 6 7 8 5 6 7 8 C D F A B E ...
Page 35: ...PDP 4280HD 35 5 6 7 8 5 6 7 8 C D F A B E ...
Page 168: ...PDP 4280HD 168 1 2 3 4 1 2 3 4 C D F A B E 10 6 PANEL CHASSIS SECTION ...
Page 172: ...PDP 4280HD 172 1 2 3 4 1 2 3 4 C D F A B E 10 8 PDP SERVICE ASSY 428 Exterior Section ...