Sharp LC-15B5E (serv.man11) Service Manual ▷ View online
29
LC-15B5E
28
12
11
10
9
8
7
6
5
4
3
2
1
A
B
C
D
E
F
G
H
BLOCK DIAGRAM
SIF_OUT
MULTI
SDA/SCL
HEADPHONE AMP
AUDIO ACTIVE FILTER
AUDIO
TU2201
STANDARD
DACM_L/ R
IC3301
IN 1/2
POWER AMP
SPEAKER
P3302
TV_V
SDA/SCL
SC1_OUT_L/R
SOUND
DACA_L/R
SOUND_VCC(+12V)
SC2201
SCART
IC3305
HP L/R
( AV1)
SC_L/R OUT SC1_IN_L/R
SC2_OUT_L/R
J4021
A V1_L/ R
IC3211
AUDIO_L/ R OUT
JACK
SDA/SCL
V
IDEO CONVERTER
AUDIO OUT
J2203
V1_V
VIDEO
R/G/BDD0~7
OFL REVERSE
OFL2
VIDEO IN
AUDIO IN
AUDIO OUT
VIDEO OUT
V1_V
AV SW
SDA/ SCL
LCD
Q3702
SDA/SCL
IP_AD0~10
CONTROLLER
R/G/B/FB IN
VOUT
VD_V/HS
IC8502
I P_DQ0~31 REV
J 2201
S
V2_SY/SC
LCD
V2V0
DAC1CS OUTCON
GRADATION
V0 V7 V21 V64
SC1201
SC_R/G/B/FB
MICON
MP_DA MP_CLK
IC1101
112 V176 V235 V255
SC1202
J2202
VIDEO
V2_V
FB SW
R/ G/ B/ FB
SDA/ SCL
VCOM
TXD/RXD
TXD/RXD
IC1601
CVBS
V/HOUT
AUDIO
V2_L/R
VIDEO
YIN0~7
IC2003
YOUT0~7
PROCESSOR
IC5401
SDA/SCL
BUFFER
BUFFER
BUFFER
IC5001
IC5404
J3701
DC12V
CONVERTER
E
2
PROM
EA0~15
PC
SC5401
SDA/SCL
VPC_0~7
FLASH 32M
SOUND_VCC
+31V
IC5003
DC/ DC
+ 9V
+35V
+23V
PCA0~15
+5V
12SDA_OUT
SIGNAL
IC701
- 7V
-12V
12SDA_IN2
PROCESSOR
EA0~2
R EG IC1701
-8V 12SDA_IN1
IC5201
IC8602
IC8603
IC8606
IC5405
PCD0~15
SIGVCC
+1.8V
V CC
+3.3V
REG IC2004
REG IC2002
L_ERR
LMP_GND P3701
+1.5V
+12V
Q3705,Q3706 BACK
P6500
+3.3V
REG IC1702
LIGHT
P6501
+4V
INV+B
REG IC1603
REG IC1604
REG IC1605
REG IC1802
DC/ AC
HV1/3
SW REG
REG
+ 2.5V
OFL1
INVERTER
IC702
IC704
IC703
+5V
Q6500~6505
P4001
P4050
KEY
+1.8V
INV+B(+12V)
&
T6500,T6502
IC5406
IC5403
IC5402
BUFFER
BUFFER
BUFFER
R0~7 G0~7 B0~7
SDRAM 64M
ED0~15
IC2005
IC8803
IC1602
TELETEXT
SRAM 2M
IC5006
DC/AC
TRANS
OPC
R/C
LAMP
OFL2
IC3304
IC3202
IC1201
CSCOM
REV
IC2001
SDRAM 64M
PROCESSOR
PROCESSOR
AUDIO AMP
TUNER
AUDIO PROCESSOR
IC1611
IC3701
IC1610
REG
SW REG
SW REG
ANA_IN1+
V1_L/R
12S_DA_IN1/OUT
IC8501
12SDA_OUT
AUDIO AMP
HEADPHONE
L/R+OUT
DRIVE
REG IC5004
REG IC5409
REG IC8503
IC3203
INPUT
SC1204
PANEL
VPC_YIN0~7
DECODER
FLASH 4M
IC1801
R/G/B
LAMP ERROR
DETECTOR
CARD
MEDIA
+3.3V
ANTENNA
VPC_R/G/B/FB
L_ERR
SYNC SEP
CSYNC
RESET
IC3401
IC8801
IC3210
IC3201
(AV2) INPUT
(AV2) INPUT
(AV2) INPUT
+3.3V
+3.4V
+2.5V
+5V
+5V
Display