Circuit Descriptions, Abbreviation List, and IC Data Sheets
EN 30
LGE PDP 2K6
9.
9.2.2
Power ON and Power OFF Sequence
•
For a correct functioning of the display, the different supply
voltages have to be powered up and down according to a
certain sequence. This sequence is shown in the following
figure.
Figure 9-2 Power supply sequence
9.3
Control Board
9.3.1
Purpose
Creates signal processing, and controls many FETs on each
DRIVER board with R, G, and B signals.
Figure 9-3 Control board
9.4
X Board
9.4.1
Purpose
Receives LOGIC signal from the CONTROL board and makes
the ADDRESS PULSE (generates Address discharge) by ON/
OFF operation, and then supplies this waveform to TCP (data).
Figure 9-4 X boards
G_16
3
90_0
8
0.ep
s
3
10
8
06
ቁ
If power
s
e
qu
ence doe
s
not meet to
ab
ove
s
e
qu
ence di
a
gr
a
m, PDP driver
s
m
a
y
b
e d
a
m
a
ged perm
a
nently.
ቁ
Even when AC inp
u
t power
su
pply i
s
s
witched ON/OFF,
ab
ove
s
e
qu
ence
s
ho
u
ld
b
e o
bs
erved
s
trictly.
ත
Tr
a
n
s
ition
s
ection: Tr
a
n
s
ition
s
ection i
s
needed to drive PDP
as
a
initi
a
l
a
nd
s
et-
u
p period. At thi
s
period,
Brightne
ss
i
s
low
a
nd there i
s
no gr
a
y.
ත
If DI
S
PEN i
s
low, pict
u
re i
s
ch
a
nged to BLACK p
a
ttern.
S
ign
a
l i
s
oper
a
ted
b
y
s
ynchronized vertic
a
l
s
ign
a
l.
ත
The p
a
nel will not m
a
lf
u
nction, if DI
S
PEN i
s
high
a
t
s
t
a
rt
u
p.
Min. 2 fr
a
me
Norm
a
l Di
s
pl
a
y
Vcc
(5V)
V
a
V
s
DI
S
PEN
TV
a
R
TV
s
R
TOn
TV
a
F
TV
s
F
TOff
m
s
8
00
100
Ri
s
ing Time of V
s
(10
%
to 90
%
)
TV
s
R
m
s
3
00
100
F
a
lling Time of V
a
(90
%
to 10
%
)
TV
a
F
m
s
400
10
Ri
s
ing Time of V
a
(10
%
to 90
%
)
TV
a
R
m
s
500
90
F
a
lling Time of V
s
(90
%
to 10
%
)
TV
s
F
m
s
-
20
Time interv
a
l
b
etween 10
%
of V
s
a
nd 90
%
of Vcc
when Power Off
TOff
s
ec
-
0.2
Time interv
a
l
b
etween 90
%
of Vcc
a
nd 10
%
of V
s
when Power On
TOn
u
nit
M
a
x.
Min.
De
s
cription
S
ym
b
ol
Min.
5 fr
a
me
s
3
S
ec
Power_on
3
S
ec
Power_off
MCM
(M
u
lti Chip Mod
u
le)
LVD
S
S
ign
a
l
Inp
u
t pin
MCM
( M
u
lti Chip Mod
u
le )
6
b
i t
s
ign
a
l
8
b
it or 10
b
it
s
ign
a
l
TCP
G_16
3
90_0
3
5.ep
s
100
8
06
X Ri
g
ht board
G_16
3
90_0
83
.ep
s
010906
X Left board
