DOWNLOAD Sharp LC-52XD1E (serv.man6) Service Manual ↓ Size: 1.55 MB | Pages: 24 in PDF or view online for FREE

Model
LC-52XD1E (serv.man6)
Pages
24
Size
1.55 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD / Major IC Informations
File
lc-52xd1e-sm6.pdf
Date

Sharp LC-52XD1E (serv.man6) Service Manual ▷ View online

LC-46/52XD1E-RU
7 – 1
LC-46/52XD1E-RU
Service Manual
 
CHAPTER 7. 
MAJOR IC INFORMATIONS
[1] FUNCTIONS OF MAJOR ICs (VIDEO PROCESSOR)
1. DESCRIPTION OF MAJOR ICs
REF NO
Name
Part Code
Discruotion
Dwg. 
Code
IC1905    
HDMI-Receiver
VHISII9023+-1Q
The SiI9023 is a second generation panelLink Cinema receiver that is compatible 
with the HDMI 1.1 (High Definition Multimedia interface)specification. The SiI9023 is 
capable of receiving and outputting two channel digital audio at up to 192KHz - an 
excellent solution for Digital TVs. The features of this IC are as follows.
1) Digital video interface supports video processors:
2) Analog RGB and YPbPr output:  10-bit DAC
3)  Digital audio interface supports high-end audio systems:                                                                                                                                 
M1
IC3002
VIDEO PRO-
CESSOR
RH-IXB755WJZZ
This is a video processor IC.
This IC has the following six major functions.
1) Video Processing
2) CPU
3) Scaling, Display Processing 
4) Video decoder and 3D Comb filter 
5) OSD and Text
6) PC Connectivity
M3
IC3501   
256Mb-DDR 
SDRAM
RH-IXB765WJZZQ
This is a 256Mb DDR SDRAM IC. This IC features a double-data rate dynamic ran-
dom-access memory containing 16M-bits columns by 16 bits. 
In this model, it uses it as a memory for the micon and a frame memory for Video 
Processor, etc.
M4
IC3502   
256Mb-DDR 
SDRAM
RH-IXB765WJZZQ
This model uses it as a memory for the microcomputer and a frame memory for 
Video Processor, etc. 
In this model, it uses it as a memory for the micon and a frame memory for Video 
Processor, etc.
M4
IC3503
128Mbit-
FLASH 
Memory
RH-IXB754WJZZ
This IC is a NOR-type 128Mbit Flash Memory.
The Flash Memory stores the main program hat is used for the CPU.
M4
IC3504
D-TYPE  
RATCH
RH-IXB753WJZZ
This is a 16bit D-type RATCH-3 state output IC.
On this model, the IC is used to transfer the main program from the flash memory to 
the CPU.
M4
IC3701    
MSP4410K
RH-IXB752WJZZQ
This MSP (4410K)  of single-chip Multistandard Sound Processors covers the sound 
processing of all analog TV-Standards worldwide, as well as the NICAM digital 
sound standards and FM stereo radio.
M5
IC3301    
FRC B2 Ver-
sion
RH-IXB064WJN1Q
This is an IC for Frame Rate Converter. 
This IC mainly processes I/P conversion: Standard 50/60 Hz interlaced to 50/60 Hz 
progressive.
It also has the following functions:
1 ) Image Improvement: (Chroma Transient Improvement, Luminance Transient 
Improvement, Dynamic Contrast Improvement, Back Stretcher)
2) Film mode detection (2-2/3-2 pull down)
3) Film judder cancellation.                                                         
M6
IC2301   
RS232C Trans-
mitters/Receiv-
ers
VHIICL3225E-1Y
This IC is a line driver receiver in conformity with EIA/TIA-232-E(former RS-
232C)standard.
By connecting a PC, the system can be controlled externally.     
M7
IC1710
FPGA
RH-IXB946WJZZQ
This IC is F.P.G.A (Field Pogramable Gate Arrays) for signal selector and synchro-
nous processing of each digitalized input signal.
This IC functions as extended I/O of the main microcontroller and controls timing of 
bus signals among ICs, etc.
M8
IC1712/08     Stepdown  Con-
verter
VHIMP1410ES-1Y
The MP1410 is a monolithic step down switch mode regurator with a built in internal 
power MOSFET. 
In this model, it works to 1.8V regurator.
M9
IC1706
Stepdown Con-
verter
VHIMP1583++-1Y
The MP1583 is a step-down DC-DC converter of Class 3A current capacity.
In this model, it works to BU1.8V regurator.
M9
IC3001
E2PROM
VHIBR24L64F-1Y
The BR24L64F is a 2-wire (I2C bus type) serial EEPROM that is electrically pro-
grammable.
This IC serves to store the adjustment and other data in the adjustment process 
mode.
The data is given out by commands from the main microprocessor.
IC1901
IC1902
E2PROM
VHI24LC2BIN-1Y
This IC is a 2-wire (I2C bus type) serial EEPROM this is electrically programmable.
The EEPROM chip stores the EDID data of HDMI input. This data is controlled 
through I2C signals.
LC-46/52XD1E-RU
7 – 2
IC2303
E2PROM
VHIBR24C21F-1Y
This IC is a 2-wire (I2C bus type) serial EEPROM this is electrically programmable.
The EEPROM chip stores the EDID data of PC input. This data is controlled through 
I2C signals.
[AV SEC-
TION]
IC301  
IC302
Sound Amp
VHITDA8931T-1Y
The TDA8931 is a switching power stage for high efficiency class-D audio power 
amplifier systems.
With this amplifier a compact 1x 20 W closed loop self-oscillating digital amplifier 
system can be built. 
In this model, Audio amplifier is 15watt *2.
AV1
[POWER 
SUPPLY]
IC705
Switching Reg-
ulator
VHIMR4020++-1
This IC is a power supply for the switching regulator on the primary side. 
Overvoltage/overcurrent protection circuit, other protection circuits and control cir-
cuits are built in this IC.  
P1
IC704
Switching Reg-
ulator
VHIMR4040++-1
This IC is a power supply for the switching regulator on the primary side. 
Overvoltage/overcurrent protection circuit, other protection circuits and control cir-
cuits are built in this IC.  
P1
IC701
Power Factor 
Correction IC
VHIFA5501AN-1Y
The FA5501AN control IC makes up a power factor correction converter with critical 
value mode. With the high-voltage CMOS process adopted, this IC provides for low 
power consumption. It is also equipped with various circuits: light-loaded correction 
circuit to suppress output voltage rises under light load, FB short-circuit detection cir-
cuit to interrupt the operation if the output voltage detector gets in trouble, etc.
[DIGITAL 
SECTION]
IC4001   
DTV-PROCES-
SOR
RH-IXB680WJZZQ
This is a video/audio signal processing IC (Digital Processor) (STi5516) for digital 
tuner, which has been manufactured by STMicroelectronics, and incorporates a 
CPU. In this equipment, it implements GUI processing and video/audio processing 
for digital tuner, negotiation processing with CI-CARD, etc. 
D1
IC4201   
64M-SDRAM
RH-IXB742WJZZQ
This IC is  64Mb SDRAM (static dynamic random-access memory )IC.
In this equipment, it is used for SMI memory (for image processing), and data is 
used for operation of the digital processor.                                                                                                                                                           
D2
IC4202   
64M-SDRAM
RH-IXB742WJZZQ
This IC is  64Mb SDRAM (static dynamic random-access memory )IC.
In this equipment, it is used for EMI memory (generally for CPU), and data is used 
for operation of the digital processor.
D2
IC4203  
16Mbit-FLASH
RH-IXB921WJZZQ
This IC is a high performance CMOS super technology 16Mbit Flash Memory.
Start software (loader) for the CPU with a built-in digital processor and application 
software have been written on this Flash Memory. 
The digital processor reads these softwares on start-up and implements them.
D2
IC4402/05    RATCH-3 
STATE
VHILVC573AP-1Y
This is a RATCH-3 STATE output IC. In this equipment, it is used to establish negoti-
ation communication with CI-CARD.
D3
IC4401   
BALANCE 
TRANCEIVER
VHITCLCX245-2Y
This IC is a low voltage (3.3V) CMOS 8bit bidirectional transceiver. When setting the 
transmission direction change input DIR to “H”, the A bus is switched to input and 
the B bus is changed to output; if the DIR is set to “L”, the B bus is switched to input 
and the A bus is changed to output. When setting the enable input OE to “H”, both A 
and B buses enter the high impedance state. In this equipment, it is used to switch 
bus of the data from CI-CARD.
D3
IC4404   
Buffer/Line 
Driver
VHILCX244MT-1Y
This lC is fabricated with an advanced CMOS technology to achieve high speed 
operation while maintaining CMOS low power dissipation. 
In this equipment, it is used to control negotiation communication with CI-CARD.
D3
IC4604    
3-OP-AMP
VHITSH73CPT
This IC is a Triple operational amplifiers featuring high video performances with 
large bandwidth, low distortion and excellent supply voltage rejection.  In this equip-
ment, it is used to convert audio output signal of the digital processor to normal ana-
log signal level and to buffer it.
D4
[DIGITAL 
TUNER 
SECTION]
IC202
COFDM 
Demod IC
RH-IXB682WJZZQ
This is a COFDM (Coded Orthogonal Frequency Division Multiplex) Demodulator IC. 
In this equipment, IF signal from the digital tuner is decoded to MPEG-2 signal, and 
it is digitally output. Output signal is fed to the digital processor to implement video/
audio decode processing. This IC is used for digital signal is fed to the digital proces-
sor to implement video/audio decode processing. This IC is used for digital tuner 
only.
TUN
ER
LC-46/52XD1E-RU
7 – 3
2. IC1905: VHISii9023+-1Q
HDMI RECIEVER
Pin No.
Pin Name
I/O
Pin Function
144
Q0
O
24-bit Output Pixel Data Bus.
143
Q1
O
24-bit Output Pixel Data Bus.
142
Q2
O
24-bit Output Pixel Data Bus.
141
Q3
O
24-bit Output Pixel Data Bus.
140
Q4
O
24-bit Output Pixel Data Bus.
137
Q5
O
24-bit Output Pixel Data Bus.
136
Q6
O
24-bit Output Pixel Data Bus.
133
Q7
O
24-bit Output Pixel Data Bus.
132
Q8
O
24-bit Output Pixel Data Bus.
131
Q9
O
24-bit Output Pixel Data Bus.
130
Q10
O
24-bit Output Pixel Data Bus.
129
Q11
O
24-bit Output Pixel Data Bus.
126
Q12
O
24-bit Output Pixel Data Bus.
125
Q13
O
24-bit Output Pixel Data Bus.
124
Q14
O
24-bit Output Pixel Data Bus.
123
Q15
O
24-bit Output Pixel Data Bus.
119
Q16
O
24-bit Output Pixel Data Bus.
118
Q17
O
24-bit Output Pixel Data Bus.
117
Q18
O
24-bit Output Pixel Data Bus.
116
Q19
O
24-bit Output Pixel Data Bus.
113
Q20
O
24-bit Output Pixel Data Bus.
112
Q21
O
24-bit Output Pixel Data Bus.
111
Q22
O
24-bit Output Pixel Data Bus.
110
Q23
O
24-bit Output Pixel Data Bus.
1
DE
O
Data enable.
2
HSYNC
O
Horizontal Sync Output control signal.
3
VSYNC
O
Vertical Syanc Output control signal.
121
ODCK
O
Output Data Clock.
97
XTALIN
I
Crystal Clock Input.
96
XTALOUT
O
Crystal Clock Output.
88
MCLKOUT
O
Audio Master Clock Output.
86
SCK
O
I2S Serial Clock Output.
85
WS
O
I2S Word Select Output.
84
SDO
O
I2S Serial Data Output.
78
SPDIF
O
S/PDIF Audio Output
77
MUTEOUT
O
Mute Audio Output.
104
INT
O
Interrupt Output.
102
RESET#
I
Reset Pin. Active LOW.       5V Tolerant.
32
DSCL0
I
DDC I2C Clock for Port 0.   5V Tolerant.
31
DSDA0
Bi-Di
DDC I2C Data for Port 0.    5V Tolerant.
30
DSCL1
I
DDC I2C Clock for Port 1.   5V Tolerant.
29
DSDA1
Bi-Di
DDC I2C Data for Port 1.    5V Tolerant.
28
CSCL
I
Configuration I2C Clock.     5V Tolerant.
27
CSDA
Bi-Di
Configuration I2C Data.      5V Tolerant.
103
SCDT
O
Indicates active video at HDMI input port.
107
CLK48B
Bi-Di
Data Bus Latch Enable. 2
34
R0PWR5V
I
Port 0 Transmitter Detect.  5V Tolerant.
33
R1PWR5V
I
Port 1 Transmitter Detect.  5V Tolerant.
101
RSVDL
I
Reserved ,must be tied Low.
56
RSVD_A
Bi-Di
Reserved Pin, leave unconnected.
6,7,8,10,
11,12,13,
14,17,18,
19,20,81,
82,93,10
0
NC
-
No internal connection.
87
MCLKIN
O
Audio Master Clock Input Reference.
9
EVNODD
O
Indicates Even or Odd field for interlaced formats. Polarity programmable in register.
40
R0XC+
I
TMDS input clock pair.  HDMI Port 0.
39
R0XC-
I
TMDS input clock pair.  HDMI Port 0.
44
R0X0+
I
TMDS input data pair.   HDMI Port 0.
43
R0X0-
I
TMDS input data pair.   HDMI Port 0.
LC-46/52XD1E-RU
7 – 4
48
R0X1+
I
TMDS input data pair.   HDMI Port 0.
47
R0X1-
I
TMDS input data pair.   HDMI Port 0.
52
R0X2+
I
TMDS input data pair.   HDMI Port 0.
51
R0X2-
I
TMDS input data pair.   HDMI Port 0.
59
R1XC+
I
TMDS input clock pair.  HDMI Port 1.
58
R1XC-
I
TMDS input clock pair.  HDMI Port 1.
63
R1X0+
I
TMDS input data pair.   HDMI Port 1.
62
R1X0-
I
TMDS input data pair.   HDMI Port 1.
67
R1X1+
I
TMDS input data pair.   HDMI Port 1.
66
R1X1-
I
TMDS input data pair.   HDMI Port 1.
71
R1X2+
I
TMDS input data pair.   HDMI Port 1.
70
R1X2-
I
TMDS input data pair.   HDMI Port 1.
22,23,35,
74,79,92,
105,114,
128,139
CVCC18
-
Digital Logic VCC.
21,24,36,
73,80,91,
106,115,
127,138
CGND
-
Digital Logic GND.
5,16,26,
76,89,
109,122,
134
IOVCC
-
Input/Output Pin VCC.
4,15,25,
75,90,
108,120,
135
IOGND
-
Input/Output Pin GND.
38,42,46,
50,57,61,
65,69
AVCC
-
TMDS Analog VCC.
41,45,49,
53,60,64,
68,72
AGND
-
TMDS Analog GND.
37
PVCC0
-
TMDS Port 0 PLL VCC.
55
PVCC1
-
TMDS Port 1 PLL VCC.
54
TMDSPGND
-
TMDS PLL GND.
94
AUDPVCC18
-
ACR PLL VCC.
95
AUDPGND
-
ACR PLL GND.
98
XTALVCC
-
ACR PLL Crystal Input VCC.
99
REGVCC
-
ACR PLL Regulator VCC.
Page of 24
Display

Sharp LC-52XD1E (serv.man6) Service Manual ▷ Download

  • DOWNLOAD Sharp LC-52XD1E (serv.man6) Service Manual ↓ Size: 1.55 MB | Pages: 24 in PDF or view online for FREE
  • Here you can View online or download the Service Manual for the Sharp LC-52XD1E (serv.man6) in PDF for free, which will help you to disassemble, recover, fix and repair Sharp LC-52XD1E (serv.man6) LCD. Information contained in Sharp LC-52XD1E (serv.man6) Service Manual (repair manual) includes:
  • Disassembly, troubleshooting, maintenance, adjustment, installation and setup instructions.
  • Schematics, Circuit, Wiring and Block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Exploded View and Parts List.