Read Sharp LC-15A2E (serv.man3) Service Manual online
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A
B
C
D
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G
H
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LC-15A2E
LC-15A2E
18~19
BLOCK DIAGRAMS
LAMP
T751
T752
DC/AC
TRANCE
LAMP ERROR
DET
L_ERR
COMMON DRIVE
IC1109
CSCOM
LCD
PANEL
V0,V16,V32
V48,V64
DAC
IC1101
MP_CLK, MPDA, DAC1CS
CS
GRADUATION
POWER FOR
LCD
IC1102~IC1108, IC1110
R0~R5, G0~G5, B0~B5
CK, GCK
AUDIO
AMPLIFER
IC302
REAR SPEAKER
SP
FRONT SPEAKER
L/R
FLSP
FRSP
AUDIO
AMPLIFER
IC301
L/R
REVERSE
IC303
PA VCC
FIFO
IC1202
PA DC13V
LPF
IC903
LCD
CONTROLLER
IC1201
OFL1
DC/AC
INVERTER
DRIVE
Q751~Q754
INV VCC
INV
DC13V
KEY
REMOTE CONTROL
RECEIVER
RESET
IC2002
CS
E
2
PROM
IC2004
I
2
C
I
2
C
I
2
C
I
2
C
MICON
IC2001
MP_CLK, MPDA, DAC1CS
CONTROL SIGNAL
LLC1, LLC2, FIELD
VSY
HSY
UV0~UV7, VP_Y0~VP_Y7
DACM_L/R
MSP
IC901
VPC
IC802
HSY
ANALOG
SWITCH
IC2007
HSY2
HD
CSYNC
+5V
+31V
+14V
+8V
+38V
+16V
+9V
+5V
-8V
+3.3V
+3.3V REG
IC704
IC201
Q204
Q202
Q203
+5V REG IC701
DC/DC
T701
PWM
IC702
INV DC 13V
PA DC 13V
PA VCC
INV VCC
SIG VCC
DC 13V
OSD
I
2
C bus
S INPUT
AV2 INPUT
AV1
INPUT/
OUTPUT
TUNER
INPUT
HEAD PHONE
OUTPUT
AV
OUTPUT
P701
OSDHD
SCL, SDA
V1 SC
V1 V
DY
V1 L/R
V2 VO
V2 LO/RO
V2 V
V2 L/R
TV V
SIF
SC2 OUT L/R
DACA_L/R
SC401
OSDVD
OSDR, OSDG, OSDB
SUBCLK, SUBIN, SUBOUT, M/S IN, M/S OUT
SC4401
CSYNC
SYNC SEPARATE
IC2005
SC
AV3
VO
AV2
AV1
BUFFER
IC902
TV/AV
SELECTION
IC402
I
2
C
Ë
MAIN BLOCK DIAGRAM
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