Block Diagrams - Mitsubishi Electric LT-3280 Service Manual

LT-3780/LT-3280 BLOCK-DIAGRAM
PWB-MAIN
IC700
HD64F2437FV
(MAIN_CPU)
IC7X0
IC703
J7X0 ADM3311
EEP
RS232C (RX232C
IC503
IC501
LVC08
J500
IC500
SiI9993CTG
IC201 IC202
X2J1
IC2C1
IC200 IC204
IC2A0
M66471FP
J200
(Video process)
IC203
D-SUB
AD9888KSZ-170
(PC)
(ADC)
J304
AUDIO
IC302
CS4334KS
X301
IC301
MSP3440G
(AUDIO
MS2
Writing Writing
IC701
For For
RESET
IC702
X700
LC08
SHORT1 / AC_OFF
SHORT2
PSAVE1 / PSAVE2 /
RELAY(37inch only)
PSAVE2.5
IC9020 IC9040 IC9030 IC9050
(AD3 3V) (A1 8V) (D2 5V) (D1 8V)
IC400
(DDR-SDRAM) A1.8V, D2.5V,
D3.3V,AD3.3V.
PSAVE4
IC400
BL_ON / BRIGHT
gm1601
(Scaler & Video
Proceccor with CPU)
IC402
IC405
CY25811
PM39LV040-
IC401
(PROM)
X400
EEP
IC2A1
SiI1160CU
(TMDS T )
MP7720DS
IC370
IC380
MP7720DS
MS1 PWB-CONTROL
MC
IC9010
(D3 3V)
PD
PD
PWB-POWER
18V,P5V,
AMPVCC,
S8V,S5V,
IC9000
(A3 3V)
PE PE
PSAVE1
PSAVE2
PSAVE3
PSAVE4
RELAY
AC_OFF
SHORT1
IC9B7
CNF1
(S5V)
To PANEL
L9A1
(LVDS)
PA
PANEL5V
AC-IN
(32inch
LCD-
CNF2
PANEL18V
(37inch
(37-
MB
PWB-LED
MA
PWB-SERVICE
MC
MS2
PWB-POWER-SUB
PC PC
IC9B5
T9A1
24V
(18V)
SW REG
(37i h O l )
IC9B6
IC9A2
(P5V)
F9222L
(32i h O l )
IC9B3
PFC-
(AMP17
CIRCUIT
IC9B4
(S8V)
D9A1
BRIDGE
IC9B1
(S3 3V)
IC9B2
(4 5V)
RELAY
K9A1
L9A2
PB PB
INVERTER
CNF2 CNF1
PANEL Control board
MB1 MB2
PWB-IR PWB-CONNECT
SE
MS1
SHORT1
BL_ON / BRIGHT
T910(37inch)
/ T901(32inch)
IC9A2(37inch)
/ IC902(32inch)
D940(37inch)
/ D901(32inch)
K910
37inch only
SPEAKER-R
MA
SPEAKER-L
SP