PDP-4271HD
60
1
2
3
4
1
2
3
4
C
D
F
A
B
E
4.13 XY DRIVE POWER LINE BLOCK DIAGRAM
to Address Ass'y
5.0V
from P Suply
VSUS
16.5V
6.5V
VRN
5.0V
6.5V
from P Suply
16.5V
VSUS
VOFS
5.0V
VF
IC5V
Vprst
VH
Y Drive Assy
X Drive Assy
to Address Ass'y
Scan Assy
Logic
DK
Mod.
5V
Reg.IC
Mask
Mod.
VOFS
DC/DC Conv.
VH
DC/DC Conv.
IC5V
DC/DC Conv.
Reset
Ofset
Scan
Logic
Scan IC
VRN
DC/DC Conv.
Logic
DK
Mod.
Mask
Mod.
5V
Reg.
Reset
15V
DC/DC Conv.
VPRST
Reg.
*
V
OFS DC/DC con
v
e
rter and
VPRST regulator are controled
b
y
electr
ic v
olume
.
The input of
V
OFS DC/DC con
v
e
rter and
VRN DC/DC con
v
e
rter
is 16.5 v
, b
ut the
y do not oper
ate when
Vsus is under 100V
.
Содержание PDP-4270HD
Страница 20: ...PDP 4271HD 20 1 2 3 4 1 2 3 4 C D F A B E 2 6 PANEL CHASSIS SECTION 1 2 3 6 4 5 8 8 8 8 8 8 9 13 7 10 12 11 14 ...
Страница 55: ...PDP 4271HD 55 5 6 7 8 5 6 7 8 C D F A B E ...
Страница 189: ...PDP 4271HD 189 5 6 7 8 5 6 7 8 C D F A B E Block Diagram R2S11002AFT MAIN ASSY IC4701 AV SW ...
Страница 190: ...PDP 4271HD 190 1 2 3 4 1 2 3 4 C D F A B E Block Diagram R2S11001FT MAIN ASSY IC4901 Component SW IC ...