Hitachi CMP4211U - 42" Plasma Panel, Service Manual

Page: 53 / 73

Vs
(=70+10xVva
)
+12V +10V
+5V
STB
Y
+5V
STB
Y
+3.3V
V
a
(=30+20
xV
rs)
SW Reg.
STBY+5V
POWER S
U
PPL
Y UNIT
(Primar
y)
(Secondar
y)
+30V
PFC
AC INLET
WI
TH
NOISE
FILTE
R
SW PWB
FILTER PWB
Reg.
ST
BY
+3.3V
RELA
Y
SW
CPU
for P.S.U.
SW Reg.
Vs
SW Reg.
VCC
SW.Reg.
Va
Reg.
+5V
FORMA
T
TER PW
B
FC4
LVDS
Transmitter
D+1.8V
D+3.3V
A
+6V
JOIN
T PWB
<
IH
1
01>
SI-
80
50JF
+6V Reg.
<
IF08>
SI-
30
18KM
D+1.8V Reg.
<
IF07>
SI
-3
03
3
C
D+3.3V Reg.
<
IF06>
SI
-3
03
3
C
D+3.3V Reg.
TA
CT SW PWB
CPU
Sub
CPU Main
SPRL
Y
MUTE
SCL2
SDA2
Lch IN
Rch IN
<I
C4
0
1
>
NJ
W
1
1
3
6
MASTER VOL. BALANCE BASS TREBL
E
CO
NT.
SURR.
ON/OF
F
<I
C4
0
2
>
NJ
M2
19
2AM
TRUB
ASS
MUTE
RELA
Y
<I
C4
0
4
>
T
A
2
02
1B
DIGITAL POWER AM
P
+12V
<
I403>
B
U
4
05
2
TRUB
ASS CO
N
T
.
AUDIO PWB
MUTE DRIVE
RELA
Y
D
R
IVE
LED OFF
RELA
Y
MUTE
SP
O
U
T
Lch
SP
OUT
Rch
+12V
+12V
LED OFF
DTC.
PW1 CHAS
SIS
(
CMP42
1
*)
CIRCUIT BLOCK DIAGRAM
Y-SUS.
Boa
rd
X-SUS.
Boa
rd
X Sust
ain
Circuit
Y
Sust
ain
Circuit
PDP PA
NEL MOD
ULE
Address Driver
Scan Driver
Driver Cont
roller
L
V
DS Receiver
Signal Controller
Dat
a Cont
roller
LOGIC Board
Scan Driver
RGB2
D-sub 15
RGB1 DVI-D
RGB2
Audio IN
RGB1
Audio IN
TMDS
SW
+9V
<I
0
0
6
>
SI
-3
0
9
0
F
+9V Reg.
LED
IR
LED/RECEI
VER PWB
FAN FAN
SENS
OR PWB
<
I007>
A
D
741
4
Temp. Sensor