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5
Normal operation ; H
Abnormal ; L
U25
LVDS
DRIVER
U19
(EP387)
CON18
FG1
FAN Motor
controller U11
FG2
(G791)
FAN 1
FAN Motor Driver
U16,U17 (G994)
FAN 2
Vs
Vd
A+12V
T71
Q71
Q61
PC71
PC61
IC71
VR161
VR151
Vs-ADJ
Vd-ADJ
POMUT for
U10 reset
Vdgo
LVP signal
to PDP
Module
Vsgo
+5V
CPU
IC221
ALM
VCCgo
not use
Q223
VDD
+5V
PFCgo
P-ON
14
P-ON
Q224
5
6
Vd
Vs
CN301
+5
CN302
Display panel and Driver Part
ALRM
LVPS
OSD signal
LVDS
I/Fcircuit
RGB video signal
ON/OFF
CN101
Color space
LVP
H; Lvds Recever Power on
conversion
L; shutdown
Adjustment of Vbw, Vsw1, Vp and Vsw2 on PDP module is necessary
IR Receiver/Front Key
LED
FAN1
FAN2
+6V
VCC (+5V)
IC112
IC111
IC131
T61
T41
Q41
PC41
IC61
IC41
VR121
Vcc-ADJ
Q23
Adjustment of Vd and Vs on
PC03
Power supply unit is
10
necessary when it's replaced
new one
PC05
9
PC04
8
7
+5V
6
PC02
PDP-505MX
6
7
PDP module Unit
Data driver
Color plasma
Scan driver
display panel
Data driver
Control circuit
ON/OFF
ON/OFF
ON/OFF
Inverse
Error
gamma
diffusion
correction
+3.3V
+2.5V
S+12V
S
D
Q132
IC101
Q131
50inchi :2SK3505x4
42 inchi:2SK3505x3
+
C09A
C09B
PFC
PFC:Power Factor Correction
IC201
1
VCC
15
D92
IN
OUT
IC92
+
C92
D25
OUT
IC22
Q25
+
C26
IC21 STR6169
Q26
7
8
Sustain driver
Frame memory
Logic Control Part
Power Supply Unit
AC IN
Main SW
+7V(STB)
(mechanical)
FU
L05
+
C05A
D801
RL02
R04
F5K100J14
Thermal Cutoff
Resistor
+7V (STB)
T21
D21A D21B
C22
+
RL01
D22
Q91
8
A
B
C
D
E
F
17
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