TMPA 8823-5VA4 SERVICE MANUAL - Tecnicosaurios

TMPA 8823-5VA4 SERVICE MANUALCONTENT(1) General-----------------------------------------------------------------------------1(2) Frame Chart-------------------------------------------------------------------fig.1(3) IC Function Introduction ------------------------------------------------------13.1 N501 TMPA8823-----------------------------------------------------23.2 N002 ST4053 ----------------------------------------------------------33.3 N301 LA78040 ------------------------------------------------------------43.4 N601 AN7522----------------------------------------------------------4(4) I 2 C Bus Control ------------------------------------------------------------------54.1 Menu Entry -------------------------------------------------54.2 Item Introduction -----------------------------------------------------------5(5) IC Voltage --------------------------------------------------------------8(6) Trouble shorting------------------------------------------------------------------91

(1) GeneralThis chassis is consists of main IC TMPA8823-5VA4, ST4053. TMPA8823-5VA4 is an integrated circuit for aPAL TV. A MCU and a TV signal processor (SP) are integraed in a 64-pin shrink DIP package. The MCU contains 8-bitCPU,ROM,RAM,I/O ports,timer/counters, A/D converters,an on-screen display controller,remoter control interfaces,IICbus interfaces. The TV signal processor contains PIF,SIF,Video,multi-standard chroma,Sync,RGB processors.(2) Frame Chart (see fig.1)TUNER →TDL-3N1AV/TV SWITCHST4053AUDIO POWERAN7522PIF/SIFR, G, BTMPA 8823VT/BL BH/RF AGCCRTOSCILLLLATION2SC3619 X 3VMV-OUTLA78040+115V +25V +19VH-OUTST1803DFSCANTRANSFORMERBSC24-3360-4PON/OFF POWER∽220V C5299 +13fig.11

(3) IC Function Introduction3.1 N501 TMPA8823-5VA4 Function: MCU and SPIcon PIN DescriptionSDA2 1 IIC bus serial data input/outputMUTE 2 Mute OutputKEY 3 Key inputDVSS 4 GND connectionRESET 5 Reset signal inputXOUT 6 8 MHz oscillator connectionXIN 7 8 MHz oscillator connectionTEST 8 GND connectionDVDD 9 5V power supplyVVSS 10 GND connectionTV GND 11 GND terminal for Analog blockFBP IN 12 Input terminal for FBPH.OUT 13 Horizontal driving pulse outputH.AFC1 14 H AFC filter connectionV.SAW 15 Terminal to be connected capacitor to generate V saw signalV.OUT 16 Vertical driving pulse outputH.Vcc(9V) 17 Vcc terminal for DEF circuitNC 18 No useCb in 19 Input terminal for Cb signalY in 20 Input terminal for Y signalCr in 21 Input terminal for Cr signalDIG GND 22 GND terminal for Digital blockC in 23 Input terminal for Chroma signalV2 in 24 Input terminal for Video signalDIG Vdd 25 Vcc terminal for Digital blockCW out 26 Output terminal for fsc wave signalABCL in 27 Input terminal for ABL/ACL controlEW out 28 Output terminal for east-west correction singalIF Vvv(9V) 29 Vcc terminal for IF circuitTV out 30 Detected PIF signal output terminalSIF out 31 Detected SIF signal output terminalDC NF 34 Terminal to be connected capacitor for DC Negative feedbackPIF PLL 35 Loop filter for PIF PLL connectionIF Vvv(5V) 36 Vcc terminal for IF circuitREG FIL 37 Terminal to be connected capacitor for stabilizing internal biasDE-EMP 38 Terminal to be connected capacitor for SIF Det De-EmphasisIF AGC 39 IF AGC filter connectionIF GND 40 GND terminal for IF circuit2

IF IN 41 Input terminals for IF signalsIF IN 42 Input terminals for IF signalsRF AGC 43 RF AGC control level outputYC Vcc 44 Vcc terminal for Y/C circuitVsm out 45 Output terminal for Vsm signalBlack DET 46 Terminal to be connected with Black Det filter for black stretchAPC Filter 47 Terminal to be connected with APC filter for Chroma demodulationIK IN 48 Sense ACB cathode current inputRGB Vcc 49 Vcc terminal for RGB circuitR OUT 50 Output terminal for R signalG OUT 51 Output terminal for G signalB OUT 52 Output terminal for B signalTV GND 53 GND terminal for Analog blockA GND 54 GND connectionA VDD 55 5V power supplyNC 56SDA1 57 IIC bus serial data input/outputSCL1 58 IIC bus serial clock inputNC 59VT 60 VT outputSCL2 61 IIC bus serial clock inputSYNC 62 Horizontal sync signal inputREMOTE 63 Remote controller signal inputPOWER 64 Power control (On=Hi. Off=L)3.2 N001\N002 ST4053 Function: I 2 C bus control , Audio/Video switching ICName Pin FunctionRinV2 1 This pin is for input a right audio signal from an external source(V2 channel)RinV1 2 This pin is for input a right audio signal from an external source(V1 channel)VinV2 3 This pin is for input a composite video signal from an external source(V2 channel)Vout 4 This pin is for output main channel composite video signal.VinV1 5 This pin is for input a composite video signal from an external source(V1 channel)BAND1 6 This pin is for output band1 to control tuner.GND 7 This is the GND pin.GND 8 This is the GND pin.BAND2 9 This pin is for output band2 to control tuner.BAND2 10 This pin is for output band2 to control tuner.BAND2 11 This pin is for output band2 to control tuner.LinV1 12 This pin is for input a left audio signal from an external source(V1 channel)LinV2 13 This pin is for input a left audio signal from an external source(V2 channel)Lout TV 14 This pin is for output left audio signal.Rout TV 15 This pin is for output right audio signal.Vcc 16 This is the power supply pin. Apply 9V to this pin.3

3.3 N301 LA78040 Function: V-scan outputPIN FUNCTION1 Vertical feedback2 Vertical working power supply3 Pump power supply4 Ground5 Vertical output6 Vertical protection7 Vertical drive signal input3.4 N601 AN7522 Function: Audio power amplifierName Pin FunctionVcc 1 Sound working voltage (+12V)L Out 2,4 Sound siqnal outputGnd 3 GroundMute 5 StandbyL In 6 Audio signal L inputGnd 7 GroundR In 8 Audio signal R inputVolume 9 Sound volume DC level 1 controlR Out 10,12 Sound siqnal outputGnd 11 Ground(4) I 2 C Bus Control4.1 Menu EntryPress “D” button on the factory remote control to enter the “D” mode, the letter “D” will be displayed at the upperright coner and the adjusting items will be displayed at the upper left conrer. Press the channel +/- to select thepreferred item; press the volume +/- to adjust the value of each item.4.2 Item introductionTMPA8823/5VA4 BUS DATAComment int Max 1 2RCUT R CUTOFF 2C FF 20 R Cut off 00:-0.65V, 80:0V, FF:0.65VGCUT G CUTOFF 20 FF 20 G Cut off 00:-0.65V, 80:0V, FF:0.65VBCUT B CUTOFF 47 FF 20 B Cut off 00:-0.65V, 80:0V, FF:0.65VGDRV G DRIVE 3B 7F 40 G Drive Gain 00:-4.5dB, 40:0dB, 7F:3.5dBBDRV B DRIVE 37 7F 40 B Drive Gain 00:-4.5dB, 40:0dB, 7F:3.5dBCNTX SUB CONTRAST 7F 7F 7F Unicolor 00:-20dB, 40:-5dB, 7F:0dBBRTC SUB BRIGHT CEN 51 7F 50 Brightness 00:1.5V(pedestal level), 40:2.5V,COLC 2C 7F 40 Color 00:color mute, 01:-22dB or less, 7f:5.7dBTNTC SUB TINT CEN 40 7F 40 Tint: 00:-35°, 40:0°, 7F:35°COLP PAL SUB COLOR 00 7F 004

COLS SECAM SUB COLOR 32 7F 40SCOL SUB COLOR(for 07 07 07 UV converter, For Y Cr Cb inputSCNT SUB CONTRAST 09 0F 0A Sub-Contrast 0: -4.3dB, 8:0dB, F:3.8dBCNTC SUB CONTRAST CEN 3F 7F 48CNTN SUB CONTRAST MIN 08 7F 08BRTX BRIGHT MAX 20 7F 20 Difference form centerBRTN BRIGHT MIN 20 7F 30 Difference form centerCOLX COLOR MAX 35 7F 3F Difference form centerCOLN COLOR MIN 00 7F 00TNTX TINT MAX 28 7F 3F Difference form centerTNTN 28 7F 3F Difference form centerST3 NTSC SHARP CEN 20 3F 28 Sharpness 00:-9dB, 20:0dB, 3F:10dBSV3 NTSC SHARP CEN 20 3F 28 Sharpness 00:-9dB, 20:0dB, 3F:10dBST4 OTHER SHARP CEN 20 3F 28 Sharpness 00:-9dB, 20:0dB, 3F:10dBSV4 OTHER SHARP CEN 20 3F 28 Sharpness 00:-9dB, 20:0dB, 3F:10dBSVD SHARP CENTER in 19 3F 28 Sharpness 00:-9dB, 20:0dB, 3F:10dBASSH Asymmetry-sharpness 09 07 04 Asymmetric sharpness 0:0dB, 4:4.5dB, 7:8.5dBSHPX SHARP MAX 1A 3F 3F Difference form centerSHPN SHARP MIN 1A 12 Difference form centerTXCX UV COLOR MAX. 1F 1F 1F UV SUB COLOR For YcrCb inputRGCN UV COLOR MIN. 16 1F 1F UV SUB COLOR For YcrCb inputBit7: NouseBit6: NouseABL ABL data 27 FF 35Bit5: RGB OSD ABL 0:ABL active for OSDBit4: YPL 0:Y peak limiter on,105IRE, 1: Y peakBit3,2:ABL Start Point 00:0V 01:-0.15V 10:-Bit1,0:ABL Gain 00:-0.17V 01:-0.35V 10:-Bit7:Blank SW 0:H,V blanking on, 1:H,V blankingBit6:No useDCBS A part of video data 22 FF 24Bit5,4:OSD Level 00:50IRE, 01:60IRE, 10:70IRE,Bit3,2:Yγpoint,-3dB 00:off, 01:90IRE, 10:82IRE,Bit1,0:No useThe data when TV modeBit7: F-ID 0:Normal, 1:Always killer off,i.e.Bit6: P/N ID Sens 0:NTSC killer sensitivity,1.5mVp-CLTMThe data when TVBit5:color gamma off 0:off, 1:on04 FF 28modeBit4,3:NTSC matrix 00:NTSC1(93 ° ),10/11:DVD for U/V inputsBit2,0:Y D.L. 000:-40ns 001:0ns 010:+40ns100:+120ns 101:+160ns 110:+200nsThe data when AV modeBit7: F-ID 0:Normal, 1:Always killer off,i.e.Bit6: P/N ID Sens 0:NTSC killer sensitivity,1.5mVp-FF 2FThe data when AVBit5:color gamma off 0:off, 1:onCLVO43modeBit4,3: NTSC matrix 00:NTSC1(93 ° ),10/11:DVD for U/V inputsBit2,0:Y D.L. 000:-40ns 001:0ns 010:+40ns100:+120ns 101:+160ns 110:+200nsCLVD The data when DVD 40 FF 40DEF 01 01 01 V AGC reference, depends on 0:YC Vcc,5

RSNS R SENSE 28 3F 00GSNS G SENSE 30 3F 00BSNS B SENSE 2D 3F 0003 3F 00 AKB system mode(No use)HPOS 60Hz Horizontal 17 1F 10 00:-3us, 10:0, 1F:3usVP50 00 07 04HIT 1E 3F 26 00:-47%, 20:0%, 3F:49%HPS 50Hz Horizontal 00 00VP60 60Hz Vertical phase 02 7 02 0: 0H, 7:7HHITS 50Hz Vertical size 00 00VLIN 60Hz Vertical linearity 0A F 0C 0:-13%, 8:0%, F:16%VSC Vertical S correction 06 F 08 0:-18%, 8:0%, F:11%VLIS 50Hz Vertical linearity 00 00VSS Shift data of 00 00BRTS SUB BRIGHT 00 3F 00RAGC RF AGC 3C 3F 28 00:IF mute, 01:67dBu, 3F:107dBuHAFC HAFC GAIN 09 0F 09Bit7,6,5,4:NouseBit3,2:AFC gain for AVAGCC AGCC(Nouse)) 1C F2 1CFLG0 52 FF 52FLG1 04 1F 05Bit1,0: AFC gain for TVBit7:VCO readjust when position selectBit6,5,4,3:NouseBit2:Buzz reducer 0:on, 1:off0:enable,Bit1:AFT Window SW 0:wide(-/+250kHz),Bit0:Over Mod SW: 0:Normal, 1:PIF overBit7,6,5:NouseBit4:SIF F0 ShiftBit3:NouseBit2:Mix gain:Bit1:NouseREFP AKB REF pulse 04 07 00 NouseSTBY 00 0F 00SVM VSM data 10 1F 06BLK 00 0F 000:SIF 1MHz convert gain, Low gain,Bit0:CW SW 0:off, 1:on,CW output form “TVBit7,6,5,4:NouseBit3,2:VCD Standby 11: VCD Standby,Bit1,0:IF Standby 11: IF Standby, other:Bit 7-4:NouseBit3,2: VSM delay 00:off, 01:-100ns, 10:-60ns,Bit1,0: VSM Gain 00:-6dB, 01:0dB, 10:6dB,Bit7,6,5,4:NouseBit3,2: V BLK start 00:263H, 01:254H,Bit1,0: V BLK stop 00:22H, 01:30H,VCEN V centering 00 3F 10 00:-32%, 20:0%, 3F:30%Bit7,6,5,4,3: NouseMOD MODE 03 0F 03Bit2:CO MAX 0:Cutoff range:-0.65 to +0.65 1:-0.65UCOM Chroma APC Setting 00 FF 60MODE3 80 FF 80Bit1,0: AKB cutoff sensitivityBit7,6,5: Chroma APC setting,Bit4,3,2: NouseBit1,0: Internal ADC, 00:GND,011:normal01:R output,10:B output, 11:Monitor RF6

settingNOIS HAFC control 01 07 01Bit7,6: No useBit5: Video mute type 0:R\G\B mute, 1:Y muteBit4,3,2,1,0: Mute time (×8ms)Bit7,6,5,4,3: No useBit2: AFC fixBit1,0: Noise thresholdSYCT 08 FF 08 NousePYNX H.SYNC MAX in 28 28PYNN H.SYNC MIN in 18 3F 18PYXS H.SYNC MAX in 22 3F 22PYNS H.SYNC MIN in search 1E 3F 1EONTM 00 FF 00 Video mute time setting when Power On(×16ms)NSHP 1A 3F 10 Sharpness data offset when Noise Reduction is On.V01A VOLUME 1% 04 3F 09 Volume output data when volume=1V25A VOLUME 25% 3D 7F 24 Volume output data when volume=25V50A VOLUME 50% 57 7F 40 Volume output data when volume=50V100A VOLUME 100% 72 7F 72 Volume output data when volume=100Bit7: NouseBit6: bass boost SW 0:off, 1:onWCTL APRO mode data 01 7F 41Bit5: input attenuator 0:0dB, 1:-5dBBit4: ALS SW 0:off, 1:onBit3,2: ALS start point 00:220mv, 01:380mv,Bit1,0: woofer fc 00:100Hz, 01:125Hz, 10:170Hz,Bit7,6,5: No useSUR1 Surround data (mono) 07 1F 06Bit4,3: Input matrix 00:normal, 01:R ch, 10:L ch,Bit2,1,0: Surround level: 000:off, 001-111:surroundSUR2 Surround data (stereo1) 07 0F 0CBit7,6,5,4: NouseBit3: Surround mode1: 0:φ 1:4φBit2,1,0: Surround level: 000:off, 001-111:surroundSUR3 Surround data (stereo2) 0F 0F 0FBit7,6,5,4: NouseBit3: Surround mode1: 0:φ 1:4φBit2,1,0: Surround level: 000:off, 001-111:surroundBASC BASS Center 40 72 40 User Bass LevelBASX BASS MAX 72 72 72 User Bass LevelTREC TREBLE Center 40 72 40 User Treble LevelBALC BALANCE Center 3F 72 40 User Balance LevelWOFC WOOFER Center 39 7F 40 User Woffer LevelBAS1 BASS data in “Music” 68 CB Bit0-6: Bass level, bit7:Surround select.0BAS2 BASS data in “News” 40 FF 3C Bit0-6: Bass level, bit7:Surround select.0BAS3 BASS data in “Theater” 4A FF CB Bit0-6: Bass level, bit7:Surround select.0TRE1 TREBLE data in 68 FF 55 Bit0-6: Treble level, bit7:Surround select.1TRE2 TREBLE data in 40 FF 37 Bit0-6: Treble level, bit7:Surround select.1TRE3 TREBLE data in 54 FF A8 Bit0-6: Treble level, bit7:Surround select.1WFL1 Woofer data in “Music” F2 FF CB Bit0-6: Woofer level, bit7:Woofer On/Off 1:OnWFL2 Woofer data in “News” 31 FF 99 Bit0-6: Woofer level, bit7:Woofer On/Off 1:OnWFL3 Woofer data in D9 FF E4 Bit0-6: Woofer level, bit7:Woofer On/Off 1:OnWON1 Woofer output level 0A FF 05 For the calculation of the Woofer output value.WON2 Woofer output level 09 FF 09 For the calculation of the Woofer output value.WOFF Woofer output level 00 FF 00 A Woofer output level in Woofer off.AUCON1 Stereo/SAP noise 88 FF 88 Bit0-3: ST0-ST37

thresholdAUCON2 Level adjust setting 08 FF 03AUALI1 For wideband expander 10 FF 00AUALI2 For spectral expander 10 FF 00Bit4-7: SP0-SP3Bit0-3: L0-L3Bit4-6: NouseBit7: STSBit0-4: A10-A14Bit5-7: NouseBit0-4: A20-A24Bit5-7: NouseTiming currentBit0-2: TC0-TC2AUTIM03 FF 03alignment dataBit3-7: NouseAUSTP Audio step 01 0F 01 NouseVPCT X-ray protection 02 FF 02TUNR 01 02 00 0:Toshbia, 1:ACOM, 2:ALPSCCDOSD 2E 7F 22 OSD horizontal position for CCDCCDOSDF 59 FF 59 OSD frequency for CCDOSDF 51 69 53 OSD frequencyOSD 10 7F 22 OSD horizontal positionPANDA OPTION0Bit7: NouseBit6: Fjp snd menu 0:off, 1:on 关 闭 立 体 声 菜 单PDOPT0Bit5: Fmulti colorsys 0:off, 1:on 南 美 三 制 式PANDA03 FFBit4: Fjp vchip 0:off, 1:onOPTION0Bit3: Flang portguese: 0:off, 1:onBit2: Flang Spanish 0:off, 1:onBit1: Fjp close screen 0:off, 1:onBit0: Fjp open screen 0:off, 1:onWaiting time 2F FF 58 Waiting time before curtain openCurce Curtain center A5 FF A5curste Curtain open/close step 02 08 02PWR Self check data 00 FF 00BUS Self check data 00 03 00MEM Self check data 00 FF 00OPT Optional setting 1F FFOPTM1 Optional setting1 22 FFOPTM2 Optional setting 02 FFBit7: Fsync det blue back (set 1)Bit6: NouseBit5: Fsync det ( set 0)Bit4: When B.B,OSD frequence 0:50Hz, 1:60HzBit3: Ftb1231n audio gain(au gain VCD 14h)Bit2: Fymute useBit1: F bb exmuteBit0: F bb muteBit7: Fjp stereo (select 1343) 1:select 0:unselect 立 体Bit6: set 0Bit5 :Fdvd audio av2Bit4: no useBit3: set 0Bit2: Fjp pwm balanceBit1: Fjp pwm8 volumeBit0: Fsel video2Bit7: Fjp sanyokeyBit6: Fjp swoofer8

Bit5 :set 0OPTM3 Option setting 01 FFBit4: Fselect tda9850 打 开Bit3: Fslice level,Bit2: F lan s out (shop out spanlish)Bit1: F lan p out (shop out portguese)Bit0: Fmono avout 0:mono 1: stereoNote: the bold date cannot be changed(5) IC voltageN501 TMPA8823PIN 1 2 3 4 5 6 7 8 9 10 11 12 13Voltage / / / 0 5 2.4 2.3 0 5 0 0 1.1 1.9PIN 14 15 16 17 18 19 20 21 22 23 24 25 26Voltage 6.6 4.2 4.7 9 / 2.5 2.5 2.5 0 2.5 2.5 3.3 /PIN 27 28 29 30 31 32 33 34 35 36 37 38 39Voltage 4.9 4.6 9 5.1 1.8 4.1 3 2.3 2.4 5 2.2 4.4 4.2PIN 40 41 42 43 44 45 46 47 48 49 50 51 52Voltage 0 0 0 4.5 2.7 2.7 1.9 2.6 0 9 2.5 2.5 2.5PIN 53 54 55 56 57 58 59 60 61 62 63 64Voltage 0 0 5 / 4.8 4.8 / / / 4.4 2.5 /N001\N002 ST4053PIN 1 2 3 4 5 6 7 8 9 10 11 12 13Voltage 4.4 4.4 0 0 0 0 0 0 0 0 0 3.3 3.3PIN 14 15 16Voltage 3.1 4.4 9N301 LA78040PIN 1 2 3 4 5 6 7Voltage 2.9 23.6 2.1 0 10.7 23.8 2.9N601 AN7522PIN 1 2 3 4 5 6 7 8 9 10 11 12Voltage 12 5.4 0 5.4 3.7 1.46 0 1.46 3.5 5.4 0 5.49

(6). Trouble shortingT8049RectifyingandDetectionB1+115VH.OUTPower supply12RectifyingandDetectionB2+27VV.OUTPower supply16RectifyingandDetectionB3+12VAudioPowersupplyPower supply outline6.1 No grating, no picture, no soundGeneral, these failures are produced by power sources, because of which refer to a wider area, so that can be divided themtwo conditions to explain: no B1 115 V and existing B1 115V.(1) No B1 (115 V) voltage (voltage of network 220 V ac)These failures may be caused by power supply switch.0VCheck voltage+B0VCheck C807,V813atcondition ofshort-circuit?Check C807(+) voltage300VCheck V813 bvoltageYReplace theparts offailure0VCheck R820 R811V8130.5VCheck V813 b voltage0.7V 0Check VD814 VD817Check T804VD818 C814 C815C817(2) Existing B1 115 VThese failures may be caused by abnormal operation of horizontal scan, to confirm which can observe the filament of10

tube whether bright on. If determined horizontal scan in abnormal operation, look for the failure start from the horizontaldrive stage. Search upward to TMPA8821 with method of checking DC voltage and waveform according to sequence:PIN13/H.OUT port→ PIN17 power supply→ N802/9V output.NCheck B2(27V)voltageCheck voltage at 17 pin ofTMPA8821 =9 VYCheck voltage at 13pin of TMPA8821=1.9 V027VYNCheck VD853 Check V898 R850Check V431 T402 Check N5016.2 Existing grating and no pictureCheck OSD on screenYCheck the voltage of PIN29NCheck N501 N701 G70136 44 49 of N501NormalCheck V2in waveformCheck N001Abnormalexisted at PIN24 of N501YCheck N501NCheck TVin waveformat N001/PIN14* : Whenever open orinterconnect on the bus fromCPU to E 2 PROM and mainchip, no picture can occur.YCheck N001NCheck circuit betweenPIN41~PIN42 of N50111

6.3 Existing grating and picture, no soundAbnormalCheck waveform atpin2 4 of N501Check the audio signal of + pins oftwo loudspeakerNormalCheck loudspeakerYCheck N501NCheck waveform atpin15 of N002YCheck N501NCheck waveformat pin 4of N002YNCheck R023 Check N002C0106.4 Cannot save channelsYCheck SYNC waveformat N501/PIN62When searching automatically channels,observe whether can display pictureNCheck VT voltage ofTUNER=0--30 VYCheck N501NCheck SYNC waveform atV708 V709 V710YCheck tunerNCheck 33 V ofvoltageYNCheck N501 V713Check R723 and N7216.5 CPU non-operatingCheck voltage at PIN9 54 of N501 =5VNYCheck N803 T804Check voltage atN501/PIN5(RESET)=5VYNCheck N501 G701Check V703 VD70112

N° BoletínFecha2166Identificación del ProductoTELEVISOR COLORModelosTVS-1430 MA Procedencia / MarcaTVS-2142MATVS-2152PFSANYO21/06/2006Falla Reportada / Motivo :METODO PARA ENTRAR AL MODO DE SERVICIO DEL TELEVISOR.Solución aplicada :La “D” en el Manual de Servicios significa Modo “D”. Los modos de fábrica son el Modo “S” y elModo “D”. En el modo “S” sólo se pueden ajustar algunos parámetros; mientras que en el modo“D” se pueden ajustar todos los parámetros. Para los Chasis TMPA8823 (TV´s de 14” hasta21”) y TMPA8859 (TV´s de 25” hasta 34”), se puede acceder al modo “S” utilizando el controlremoto del usuario siguiendo los siguientes pasos:Presione el botón VOL - en el panel de la TV hasta 0 (no suelte el botón VOL -), luego presioneel botón DISPLAY en el control remoto para entrar al modo S.Si se quiere acceder al modo “D”, para el Chasis TMPA8823 (TV´s de 14” hasta 21”), siga lossiguientes pasos utilizando el control remoto:Primero siga los pasos para entrar al modo “S”.Presione el botón DISPLAY en el Control Remoto.Presione el botón VOL - en el panel de la TV hasta 0 (no suelte el botón VOL -), luego presioneel botón DISPLAY en el control remoto para entrar al modo D.Técnico emisorRevisado porRoberto Quiñones M.J C. Zambrano.V°B°Uso internoJ.C.Z.B.INCLUYA ESTA INFORMACIÓN EN SU MANUAL DE SERVICIO

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