Sanyo 32XH4LCD(N5AV), LCD-32HX4 Schematic
FILE NO.
ECO
MAIN/SUB
CHANGE
BACK
PIP
BASS
SOUND
VIDEO MODE
POWER
RECALL
DISPLAY
MUTE
AUDIO MODE
SLEEP
IMAGE
ZOOM
SURROUND
CH
CH
SERVICE MANUAL LCD Television
Model No. LCD-32XH4
(Argentina)
Service Ref. No. LCD-32XH4-00
Contents
Safety Notice . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Product Code:113011416
Original Version
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Chassis Block Diagrams . . . . . . . . . . . . . . . . . . . . . . 4-5
Chassis Series: UH2-L
IC Block Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . 6-11
On-screen Service Menu System . . . . . . . . . . . . . 12-17
Service Adjustments. . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Mechanical Disassembly . . . . . . . . . . . . . . . . . . . . 19-24
Cabinet Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Give complete “SERVICE REF. NO.” for parts order
or servicing. It is shown on the rating label at the
cabinet back of the unit.
Chassis Electrical Parts List. . . . . . . . . . . . . . . . . . 27-38
Printed Wiring Board . . . . . . . . . . . . . . . . . . . . . . . 39-45
This T.V. receiver will not work properly in foreign countries where the television transmission system and power source differ from the
design specifications. Refer to the specification
N5AV
table.
Safety Notice
Safety Precautions
The following precautions must be observed.
1: Comply with all caution and safety-related notes provided on the cabinet back, cabinet bottom, inside the
cabinet or on the chassis.
2: When replacing a chassis in the cabinet, always be certain that all the protective devices are installed
properly, such as, control knobs, adjustment covers or shields, barriers, etc..
DO NOT OPERATE THIS TELEVISION WITHOUT THE PROTECTIVE SHIELD IN POSITION AND PROPERLY
SECURED.
3: Before replacing the cabinet cover, thoroughly inspect the inside of the cabinet to see that no stray parts or
tools have been left inside.
Before returning any television to the customer, the service personnel must be sure that it is completely safe to
operate without danger of electrical shock.
Product Safety Notice
Product safety should be considered when a component replacement is made in any area of a receiver.
Components indicated by mark in the parts list and the schematic diagram designate components in which
safety can be of special significance. It is particularly recommended that only parts designated on the parts list
in this manual be used for component replacement designated by mark . No deviations from resistance
wattage or voltage ratings may be made for replacement items designated by mark .
-2-
Specifications
Power Source AC 100 - 240 Volts, 50/60Hz
Receiving System PAL-N/N, PAL-M/M, NTSC-M/M
Channel Coverage ANTENNA mode
VHF: CH02 - CH13
UHF: CH14 - CH69
CATV mode
VHF band: CH01-CH13
MID band: CH14-CH22
SUPER band: CH23-CH36
HYPER band: CH37-CH64
ULTRA band: CH65-CH94 and CH100-CH125
Low MID band: CH95-CH99
Aerial Input Impedance 75 Ω
LCD Panel
Screen Size (Measured Diagonally): 32 inches
Picture Resolution: WXGA 1366 (Horiz.) x 768 (Vert.) pixels
Brightness: 500 cd/m
2
Audio Output (RMS) 9 W + 9 W
Speaker Size
Input and Output Terminals
AV1 Input Video Input: Composite video Input (RCA Jack) x1
S-Video Input: DIN 4-pin Jack x1
Audio Input: L/R Stereo Input (RCA Jack) x 1 set
AV2 Input Video Input: Component Y (combined with composite video input), CB, CR Input (RCA Jack) x1 set
Audio: L/R Stereo Input (RCA Jack) x 1 set
HDMI Input HDMI Terminal 19 pin x1
PC Input Video Input: D-SUB 15 pin x1
Audio Input: Mini stereo jack x 1
Output Terminals Video Monitor Output: RCA jack x 1
Audio Monitor Output: L/R Stereo Output (RCA jack) x 1 set
Headphone Jack : Mini stereo jack x1
6 cm x12 cm x 2 pcs
Dimensions 818 X 624 X 270 mm (including stand)
Weight <14.3kg (Including Stand)
Environmental Considerations
Operating Temperature 0˚C ~ 40˚C (32˚F ~ 104˚F)
Operating Humidity 20 ~ 80%
Storage Temperature -10˚C ~ 50˚C (14˚F ~ 122˚F)
Storage Humidity
20 ~ 80%
Specifications subject to change without notice.
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Chassis Block Diagram
2
MAIN SIGNAL PROCESSING CIRCUIT
-4-
Chassis Block Diagram
POWER SUPPLY IC (STRW6753)
-5-
IC Block Diagrams (On the ASSY, PWB, MAIN)
IC003 < Sync. Separation> LA7217
IC402 QTC4052BF---P
-6-
IC Block Diagrams (On the ASSY, PWB, MAIN)
IC301 LV1116
-7-
IC Block Diagrams (On the ASSY, PWB, MAIN)
IC403 QYDA138-----M
IC7200 QFLI8531-BE-M
-8-
IC Block Diagrams (On the ASSY, PWB, MAIN)
IC7300 QXXAVC914---M
IC7500 QANX9011L---M
-9-
IC Block Diagrams (On the ASSY, PWB, POWER)
IC601 VIPER53
IC602 L6563
-10-
IC Block Diagrams (On the ASSY, PWB, POWER)
IC603 L6599TR
IC608 LM393
-11-
On-screen Service Menu System
VIDEO MODE
POWER
RECALL
DISPLAY
MUTE
AUDIO MODE
ECO
MAIN/SUB
CHANGE
BACK
PIP
VIDEO MODE
POWER
RECALL
DISPLAY
MUTE
AUDIO MODE
SLEEP
IMAGE
CH
CH
General
This set has an On-screen Service Menu System included in the CPU that allows remote operation for most of the
service adjustments.
On-screen Service Menu System
Quick operation is needed to enter Service Mode.
■ How to enter the Service Menu
1. Press and hold the MENU button on Side Controls.
2. Keep pressing the MENU button and press the NUMERIC "1" button on the remote control, and the service mode
menu will be displayed.
Side Controls
MENU button
Open or close the On-Screen Menu.
[ Service Mode Menu ]
Service Mode
V1.29070612un42
Source All
Properties: NormalRed
Data: 88
Data Value
■ How to select the service item and adjust data:
To adjust data:
1) Select “DATA” line by pressing or button.
Service Mode
V1.29070612un42
Source All
Properties: NormalRed
Data: 88
2) Press + or - button to adjust data.
Version No.
Input Source
Item Name
■ To exit service mode
-12--12-
1. Press MENU button on the Side Controls or remote control.
2. Turn the TV off by pressing the POWER ON/OFF button on the Side Controls or remote control.
Note: The all adjusted data in service mode will be memorized into EEPROM automatically.
On-screen Service Menu System
■ Service Adjustment Data Table
Source Item Name Initial Data IC Description
1.ALL Normalred 88 FLI8531 White Tone offset
Gerenal Data) Normalgreen 99 FLI8531 (Normal)
（
(Basic data) Normalblue 99 FLI8531
Warmred 88 FLI8531 White Tone offset
Warmgreen 78 FLI8531 (Warm)
Warmblue 70 FLI8531
Coolred 72 FLI8531 White Tone offset
Coolgreen 90 FLI8531 (Cool)
Coolblue 120 FLI8531
Red 85 FLI8531 White Balance basic value(AV)
Green 85 FLI8531
Blue 85 FLI8531
Brightness 14 FLI8531 User brightness value
Contrast 58 FLI8531 User contrast value
Saturation 60 FLI8531 User saturation value
Hue -50 FLI8531 User hue value
Sharpness 7 FLI8531 User sharpness value
Picmodedynamicbri 50 FLI8531 Brightness basic value (Dynamic)
Picmodedynamiccon 100 FLI8531 Contrast basic value (Dynamic)
Picmodedynamicsat 55 FLI8531 Saturation basic value (Dynamic)
Picmodesoftbri 50 FLI8531 Brightness basic value (Soft)
Picmodesoftcon 20 FLI8531 Contrast basic value (Soft)
Picmodesoftsat 50 FLI8531 Saturation basic value (Soft)
Picmodepersonalbri 50 FLI8531 Brightness basic value (Personal)
Picmodepersonalcon 70 FLI8531 Contrast basic value (Personal)
Picmodepersonalsat 50 FLI8531 Saturation basic value (Personal)
Picmodenormalbri 50 FLI8531 Brightness basic value (Normal)
Picmodenormalcon 70 FLI8531 Contrast basic value (Normal)
Picmodenormalsat 50 FLI8531 Saturation basic value (Normal)
AGC EN AGC
DISABLE
ADC Calibration FLI8531 ADC adjust entrance
Ver_fac NV Record data in the factory
White RED GREEN
BLUE
2.TVPALN Brightnessoffset 23 FLI8531 Brightness offset（RF PALN
Contrastoffset -19 FLI8531 Contrast offset（RF PALN
Saturationoffset 0 FLI8531 Saturation offset（RF PALN
Hueoffset 0 FLI8531 Hue offset（RF PALN
Sharpnessoffset 0 FLI8531 Sharpness offset（RF PALN
Redoffset 7 FLI8531 WR offset（RF PALN
Greenoffset -2 FLI8531 WG offset（RF PALN
Blueoffset 5 FLI8531 WB offset（RF PALN
3.TVNTSC Brightnessoffset 23 FLI8531 Brightness offset（RF NTSC
Contrastoffset -41 FLI8531 Contrast offset（RF NTSC
Saturationoffset 0 FLI8531 Saturation offset（RF NTSC
Hueoffset 0 FLI8531 Hue offset（RF NTSC
Sharpnessoffset 0 FLI8531 Sharpness offset（RF NTSC
Redoffset 6 FLI8531 WR offset（RF NTSC
Greenoffset -4 FLI8531 WG offset（RF NTSC
Blueoffset 6 FLI8531 WB offset（RF NTSC
4.TVPLAM Brightnessoffset 22 FLI8531 Brightness offset（RF PALM
Contrastoffset -4 FLI8531 Contrast offset（RF PALM
Saturationoffset 0 FLI8531 Saturation offset（RF PALM
Hueoffset 0 FLI8531 Hue offset（RF PALM
Sharpnessoffset 0 FLI8531 Sharpness offset（RF PALM
Redoffset 0 FLI8531 WR offset（RF PALM
Greenoffset 0 FLI8531 WG offset（RF PALM
Blueoffset 0 FLI8531 WB offset（RF PALM
FLI8531 AGC Set： Enable or Disable
FLI8531 White Balance adjust interface
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On-screen Service Menu System
Source Item Name Initial Data IC Description
5.CVBS1PALN/ALL Normalred Same as Gerenal
data(1.ALL)
Gerenal Data) Normalgreen | FLI8531 |
（
Normalblue | FLI8531 |
Warmred | FLI8531 |
Warmgreen | FLI8531 |
Warmblue | FLI8531 |
Coolred | FLI8531 |
Coolgreen | FLI8531 |
Coolblue | FLI8531 |
Red | FLI8531 |
Green | FLI8531 |
Blue | FLI8531 |
Brightness | FLI8531 |
Contrast | FLI8531 |
Saturation | FLI8531 |
Hue | FLI8531 |
Sharpness | FLI8531 |
Picmodedynamicbri | FLI8531 |
Picmodedynamiccon | FLI8531 |
Picmodedynamicsat | FLI8531 |
Picmodesoftbri | FLI8531 |
Picmodesoftcon | FLI8531 |
Picmodesoftsat | FLI8531 |
Picmodepersonalbri | FLI8531 |
Picmodepersonalcon | FLI8531 |
Picmodepersonalsat | FLI8531 |
Picmodenormalbri | FLI8531 |
Picmodenormalcon | FLI8531 |
Picmodenormalsat | FLI8531 |
AGC EN AGC DISABLE FLI8531
ADC Calibration FLI8531 |
Ver_fac NV |
White RED GREEN
BLUE
6.CVBS1NTSC Brightnessoffset 0 FLI8531 Brightness offset（AV1 NTSC
Contrastoffset -13 FLI8531 Contrast offset（AV1 NTSC
Saturationoffset 0 FLI8531 Saturation offset（AV1 NTSC
Hueoffset 0 FLI8531 Hue offset（AV1 NTSC
Sharpnessoffset 0 FLI8531 Sharpness offset（AV1 NTSC
Redoffset 0 FLI8531 WR offset（AV1 NTSC
Greenoffset 0 FLI8531 WG offset（AV1 NTSC
Blueoffset 0 FLI8531 WB offset（AV1 NTSC
7.CVBS1PALM Brightnessoffset 1 FLI8531 Brightness offset（AV1 PALM
Contrastoffset 9 FLI8531 Contrast offset（AV1 PALM
Saturationoffset 0 FLI8531 Saturation offset（AV1 PALM
Hueoffset 0 FLI8531 Hue offset（AV1 PALM
Sharpnessoffset 0 FLI8531 Sharpness offset（AV1 PALM
Redoffset 0 FLI8531 WR offset（AV1 PALM
Greenoffset 0 FLI8531 WG offset（AV1 PALM
Blueoffset 0 FLI8531 WB offset（AV1 PALM
8.CVBS2PAL/
ALLPORT
Normalred Same as Gerenal
data(1.ALL)-->
Normalgreen | FLI8531 |
Normalblue | FLI8531 |
Warmred | FLI8531 |
Warmgreen | FLI8531 |
Warmblue | FLI8531 |
Coolred | FLI8531 |
FLI8531 Same as Gerenal data(1.ALL)-->
FLI8531 Same as Gerenal data(1.ALL) <--
FLI8531 Same as Gerenal data(1.ALL)-->
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-14--14-
On-screen Service Menu System
Source Item Name Initial Data IC Description
Coolgreen | FLI8531 |
Coolblue | FLI8531 |
Red | FLI8531 |
Green | FLI8531 |
Blue | FLI8531 |
Brightness | FLI8531 |
Contrast | FLI8531 |
Saturation | FLI8531 |
Hue | FLI8531 |
Sharpness | FLI8531 |
Picmodedynamicbri | FLI8531 |
Picmodedynamiccon | FLI8531 |
Picmodedynamicsat | FLI8531 |
Picmodesoftbri | FLI8531 |
Picmodesoftcon | FLI8531 |
Picmodesoftsat | FLI8531 |
Picmodepersonalbri | FLI8531 |
Picmodepersonalcon | FLI8531 |
Picmodepersonalsat | FLI8531 |
Picmodenormalbri | FLI8531 |
Picmodenormalcon | FLI8531 |
Picmodenormalsat | FLI8531 |
AGC EN | FLI8531 |
ADC Calibration | FLI8531 |
Ver_fac | NV |
White Same as Gerenal
data(1.ALL)<--
9.CVBS2NTSC Brightnessoffset 0 FLI8531 Brightness offset（AV2 NTSC
Contrastoffset -13 FLI8531 Contrast offset（AV2 NTSC
Saturationoffset 0 FLI8531 Saturation offset（AV2 NTSC
Hueoffset 0 FLI8531 Hue offset（AV2 NTSC
Sharpnessoffset 0 FLI8531 Sharpness offset（AV2 NTSC
Redoffset 0 FLI8531 WR offset（AV2 NTSC
Greenoffset 0 FLI8531 WG offset（AV2 NTSC
Blueoffset 0 FLI8531 WB offset（AV2 NTSC
10.CVBS2PALM Brightnessoffset 1 FLI8531 Brightness offset（AV2 PALM
Contrastoffset 9 FLI8531 Contrast offset（AV2 PALM
Saturationoffset 0 FLI8531 Saturation offset（AV2 PALM
Hueoffset 0 FLI8531 Hue offset（AV2 PALM
Sharpnessoffset 0 FLI8531 Sharpness offset（AV2 PALM
Redoffset 0 FLI8531 WR offset（AV2 PALM
Greenoffset 0 FLI8531 WG offset（AV2 PALM
Blueoffset 0 FLI8531 WB offset（AV2 PALM
11.SVIDEOPALN Brightnessoffset -5 FLI8531 Brightness offset（Svideo PALN
Contrastoffset 0 FLI8531 Contrast offset（Svideo PALN
Saturationoffset 0 FLI8531 Saturation offset（Svideo PALN
Hueoffset 0 FLI8531 Hue offset（Svideo PALN
Sharpnessoffset 0 FLI8531 Sharpness offset（Svideo PALN
Redoffset 0 FLI8531 WR offset（Svideo PALN
Greenoffset 0 FLI8531 WG offset（Svideo PALN
Blueoffset 0 FLI8531 WB offset（Svideo PALN
12.SVIDEONTSC Brightnessoffset 0 FLI8531 Brightness offset（Svideo NTSC
Contrastoffset -20 FLI8531 Contrast offset（Svideo NTSC
Saturationoffset 0 FLI8531 Saturation offset（Svideo NTSC
Hueoffset 0 FLI8531 Hue offset（Svideo NTSC
Sharpnessoffset 0 FLI8531 Sharpness offset（Svideo NTSC
Redoffset 0 FLI8531 WR offset（Svideo NTSC
Greenoffset 0 FLI8531 WG offset（Svideo NTSC
Blueoffset 0 FLI8531 WB offset（Svideo NTSC
FLI8531 Same as Gerenal data(1.ALL) <--
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-15--15-
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