SERVICE MANUAL RA-3 CHASSIS MODEL COMMANDER DEST. CHASSIS NO. MODEL COMMANDER DEST. CHASSIS NO. –––––– –––––––––––– ––––– ––––––––––– –––––– –––––––––––– ––––– ––––––––––– KP-43T70K RM-Y906K Korean SCC-P18AA KP-43T70T RM-Y906 Taiwan SCC-P20AA KP-48VS70K RM-Y906K Korean SCC-P18BA KP-53VS70K RM-Y906K Korean SCC-P18CA KP-53VS70T RM-Y906...
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(KP-53VS70K/53VS70T) AUDIO (phono jacks): 500 mVrms (100% modulation), Mass Impedance: 47 kilohms 65 kg (143 lbs 5 oz) (KP-43T70K/43T70T) VIDEO 3 IN 70 kg (154 lbs 5 oz) (KP-48VS70K) S VIDEO IN (4-pin mini DIN): 77 kg (169 lbs 12 oz) (KP-53VS70K/53VS70T)
KP-43T70K/43T70T/48VS70K/53VS70K/53VS70T RM-Y906K RM-Y906 RM-Y906K RM-Y906K RM-Y906 SELF DIAGNOSIS FUNCTION Summary of Self-Diagnosis Function • This device includes a self-diagnosis function. • In case of abnormalities, the TIMER/STANDBY indicator automatically blinks. It is possible to predict the abnormality location by the number of blinks. The Instruction Manual describes blinking of the TIMER/STANDBY indicator.
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KP-43T70K/43T70T/48VS70K/53VS70K/53VS70T RM-Y906K RM-Y906 RM-Y906K RM-Y906K RM-Y906 Self-diagnosis screen displays • In cases of malfunctions where it is not possible to determine the symptom such as when the power goes off occasionally or when the screen disappears occasionally, there is a screen display on whether the malfunction occurred or not in the past (and whether the detection circuit operated or not) in order to allow confirmation.
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KP-43T70K/43T70T/48VS70K/53VS70K/53VS70T RM-Y906K RM-Y906 RM-Y906K RM-Y906K RM-Y906 6. Self-diagnosis function operation Low B and +B line detect DET SHORT, and shut-down POWER ON RELAY. Reset by turning power on/off. In case of +B is loaded approx. 1.3A or more, microcomputer detects it via IC651.
ANODE CAP TO THE METAL CHASSIS, CRT SHIELD, OR CAR- PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE BON PAINTED ON THE CRT, AFTER REMOVING THE ANODE. THESECOMPONENTS WITH SONY PARTS WHOSE PART NUM- BERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLE- WARNING!! MENTS PUBLISHED BY SONY.
SECTION 1 GENERAL The operating instructions mentioned here are partial abstracts from the Operating Instructions Manual. The page numbers of the Operating Instruction Manual remain as in the manual. (Part no : 3-867-647-31) Remote Control MUTING POWER* In the instructions that follow, Getting to know the buttons on the (page 14) (pages 14, 31, 32)
Installing and Connecting the Projection TV (continued) CONTROL S cable Making Connections Connector Types Sony cable for CONTROL S connection. This feature is exclusive to Sony products and You may find it necessary to use some of the Connecting directly to a cable or allow greater control of all Sony equipment.
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You may find it convenient to use the Notes: following set up if your cable provider does • You may be able to program your Sony not feature local channels that you are able to remote control to operate your cable box.
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Disconnect all power sources before making any connections. Note: • To view scrambled channels through the cable box, select the video input which the cable box is connected to by pressing TV/ VIDEO. * If your VCR is not equipped with S VIDEO, use a VIDEO cable (yellow) instead of the S VIDEO cable.
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Disconnect all power sources before making any connections. Connecting a DVD Player (Upper (Rear of projection TV) illustration) Using an AUDIO and S VIDEO cables, connect AUDIO and S VIDEO IN on the CONVERTER projection TV to AUDIO and S VIDEO OUT S VIDEO LINE OUT S VIDEO OUT...
Disconnect all power sources before making any connections. Connecting a Sony SAVA series speaker system (Rear of projection TV) Use this connection to control the speaker’s Dolby* Pro Logic surround system and SAVA series super woofer mode with the remote control.
“Auto Program” appears and the Press CHANNEL + to select English, projection TV starts scanning and CHANNEL – to select Español or presetting channels automatically. While VOLUME + to select Français. scanning, the received channel will be The screen will change to reflect your choice. displayed on the sub screen.
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Press when you are finished using a VCR and you want to switch to the TV TV/VTR input. The VCR power will remain on. Press to turn off the projection TV and all other Sony equipment. SYSTEM OFF – 14 –...
Watching Two Programs at One Time — PIP The Picture-in-Picture (PIP) feature allows Using the Yellow Labeled Buttons for PIP Operations you to view two channels simultaneously, one in the full size “main” picture and one in Press to display a window picture. a smaller “window”...
Adjusting Your SET UP (menus) Press V or v to highlight the desired S e t U p Learning Menu Selection C a p t i o n V i s i o n : C C 1 option. L a n g u a g e : E n g l i s h V i d e o L a b e l F l a s h F o c u s :...
Useful when you want to use your remote control to control the output of a separate audio system. “SAVA SP Control” can only be set when Sony SAVA speaker system is SAVA SP Control connected to the AUDIO (VAR/FIX) OUT connectors and “Speaker” is set to Controls Sony “SAVA SP.”...
Using the Timer Menu Spring: Select Yes to compensate for Daylight Saving Time. Daylight Savings The current time automatically moves ahead one hour. Automatically T i m e r Fall: Select No at the end of Daylight Saving Time. adjusts the time. D a y l i g h t S a v i n g s : Y e s C u r r e n t T i m e The current time moves back one hour.
Channel After AUTO SET UP, you can erase unnecessary C h a n n e l S k i p / A d d Skip/Add channels from the channel preset memory. S k i p S k i p A d d With the Channel Skip/Add window open: Skips unnecessary A d d...
Using Favorite Channel Changing Favorite Channel choices Press to select the channel. You have the option of returning to the The selected channel will be displayed for You can use the Favorite Channel feature to Favorite Channel screen to adjust any of your normal viewing.
• In some rare cases, you may not be able to operate mode To step through your non-Sony video equipment with the supplied Press CH + to step forward different chapters remote control. In this case, please use the or CH –...
Troubleshooting If, after reading the following instructions, you have additional questions related to the use of your Sony projection TV, please contact your nearest Sony dealer. The picture turns off and the • The projection TV is equipped with a self-diagnosis function. If there is a problem with your projection TV, the TIMER/STAND BY indicator on the front TIMER/STAND BY indicator on the panel will flash repeatedly.
Cut them off with a plier or the like from chassis assembly in case of checking printed circuit boards. After checking, turn over the covers and secure them with screws. 1 Nine screws (Except KP-43T70K/43T70T) Screws Chassis assembly Eight screws (KP-43T70K/43T70T) (+BVTP3x12) (Screw(4x20), tapping) 2-4.
KP-43T70K/43T70T/48VS70K/53VS70K/53VS70T RM-Y906K RM-Y906 RM-Y906K RM-Y906K RM-Y906 2-9. A, G AND FA BOARDS REMOVAL 2-11. HIGH-VOLTAGE CABLE INSTALLATION 7 Two screws AND REMOVAL (+BVTP 3x12) !º FA board bracket (1) Remover 3 Terminal board 4 Eight screws 1 Rubber cap 9 A board (+BVTP 3x12) !¡...
KP-43T70K/43T70T/48VS70K/53VS70K/53VS70T RM-Y906K RM-Y906 RM-Y906K RM-Y906K RM-Y906 SECTION 3 SET-UP ADJUSTMENTS 3-1. SCREEN VOLTAGE ADJUSTMENT 10. Set VPNT 28 RON to “000”, 29 GON to “000” and 30 BON to “001” to show only the blue color. (ROUGH ALIGNMENT) 11. Adjust blue CRT lens just the same as green.
KP-43T70K/43T70T/48VS70K/53VS70K/53VS70T RM-Y906K RM-Y906 RM-Y906K RM-Y906K RM-Y906 3-5. DEFLECTION YOKE TILT ADJUSTMENT 3-7. 4-POLE MAGNET ADJUSTMENT 1. Receive the Monoscope signal. 1. Receive the Dot signal. 2. Set in service mode. 2. Set in service mode. 3. Set VPNT 29 GON to “001” 28 RON to “000” and 30 BON to 3.
KP-43T70K/43T70T/48VS70K/53VS70K/53VS70T RM-Y906K RM-Y906 RM-Y906K RM-Y906K RM-Y906 2. MEMORY WRITE CONFIRMATION METHOD 3-9. ELECTRICAL ADJUSTMENT BY REMOTE 1. After adjustment, remove the plug from AC outlet, and then COMMANDER replace the plug in AC outlet again. By using Remote Commander (RM-Y906/Y906K),all circuit 2.
KP-43T70K/43T70T/48VS70K/53VS70K/53VS70T RM-Y906K RM-Y906 RM-Y906K RM-Y906K RM-Y906 5. Press 6 to display the test signal (crosshatch) on the screen. 3-10. REGISTRATION ADJUSTMENT 6. Select GRN CENT(*) with the 1 and 4 keys on the remote • ADJUST BUTTONS AND INDICATOR commander and check that the adjustment data is now “000”...
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KP-43T70K/43T70T/48VS70K/53VS70K/53VS70T RM-Y906K RM-Y906 RM-Y906K RM-Y906K RM-Y906 <FINE ADJUSTMENT> [GREEN REGISTRATION ADJUSTMENT] 1. Press 9 key on the remote commander to shift to the fine adjustment mode. <GREEN CENTER> 1. Select GRN CENT with the 1and 4 keys on the remote The green marker (in the GRN mode) appears on the center of the screen.
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KP-43T70K/43T70T/48VS70K/53VS70K/53VS70T RM-Y906K RM-Y906 RM-Y906K RM-Y906K RM-Y906 2. Use the 1 and 4 keys or the joystick on the remote com- [RED REGISTRATION ADJUSTMENT] mander, move the marker everywhere you want to adjust and <RED CENTER> adjust with the joystick on the remote commander.
KP-43T70K/43T70T/48VS70K/53VS70K/53VS70T RM-Y906K RM-Y906 RM-Y906K RM-Y906K RM-Y906 SECTION 4 SAFETY RELATED ADJUSTMENTS [ G BOARD] 4-1. HV REGULATION CIRCUIT CHECK AND 4-2. HV HOLD DOWN CIRCUIT OPERATION ADJUSTMENT CHECK AND ADJUSTMENT When replacing the following components marked with When replacing the following components marked with...
KP-43T70K/43T70T/48VS70K/53VS70K/53VS70T RM-Y906K RM-Y906 RM-Y906K RM-Y906K RM-Y906 4-4. +B OVP CONFIRMATION 1. Connect an external dc power supply to TP OVP. 2. Supply 120VAC to variable autotransformer. 3. Set PICTURE and the BRIGHTNESS controls to minimum. 4. Gradually turn the external dc power supply, and check if OVP works properly when the voltage of the external dc power supply is between 139.0 ~ 155.0V.
KP-43T70K/43T70T/48VS70K/53VS70K/53VS70T RM-Y906K RM-Y906 RM-Y906K RM-Y906K RM-Y906 5-5. SUB-HUE , SUB-COLOR AND MAIN 5-7. PIP POSITION ADJUSTMENT CONTRAST ADJUSTMENT (MC-MYDR, (PI-PIPH, PIPV) MSHU, MSCL, SC-SSHU, SSCL) 1. Set the PIP mode. 2. Receive the monoscope signal on the main/sub picture. 1. Receive the color-bar signal.
BLOCK DIAGRAM (3) IC804 IC806 PEAK HOLD BUFF Q804 D+5V IC802 IC808 IV CONV (1/6, 3/6) CN3001 CN802 TO G Q803 I HP BOARD SENSOR LEFT I DREG OVF CN1502 I DREG BSY I DREG ACK UPPER LOWER TO G Q801 BOARD Q802...
BLOCK DIAGRAM (5) POWER SUPPLY IC1501(1/2) IC1509 V ZOOMING AMP CN501 V OUT H/V OUT DY (B) V DRIVE (+) CN1506 RV DEF V. DEF IC1502 SUB DY-DRIVE RV MID V DRIVE (-) V. MID CN651 CN1503 RV RET HR OUT V.
6-2. FRAME SCHEMATIC DIAGRAM 6-3. CIRCUIT BOARDS LOCATION Note: The symbol display is on the component slde. The components identified by shading and mark are critical for safety. Replace only with part number specified. The symbol indicate fast operating fuse. Replace only with fuse of same rating as maked.
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• A (1/3) BOARD WAVEFORMS 1Vp-p (H) 1.5Vp-p (H) 2.4Vp-p (H) 1.2Vp-p (H) 3.3Vp-p (H) 3.4Vp-p (H) 2.8Vp-p (H) 4.1Vp-p (H) 16MHz 4.1Vp-p (H) 3.3Vp-p (V) A (1/3) BOARD : IC406 TDA7265 MUTE / ST-BY L + IN L OUT L -IN R -IN R OUT...
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A (2/3) BOARD : IC807, 815, 816, 817 µPD6376GS-E2 DIGUTAL ANALOG POWER SUPPLY POWER SUPPLY SYSTEM SYSTEM L.REF MAIN DAC L.OUT LRCK/WDCK 13 SUB DAC LPSEL/RSI 14 SI/LSI 15 SUB DAC CLK 16 R.OUT 4/8 fs SEL 1 MAIN DAC D.GND R.REF A.GND...
Ne les remplacer que par une piece portant le numero specifie. 7-1. COVER (KP-43T70K/43T70T) r : +BVTP 3X12 7-685-648-79 p : +BVTP 4X12 7-685-661-14 4 : +BVTP 4X12 7-685-661-79 ¢ : +BVTP 4X16 7-685-661-79 REF.
The components identified by shading and mark are criti- cal for safety. Replace only with part number specified. 7-4. CHASSIS (KP-43T70K/43T70T) r : +BVTP 3X12 7-685-648-79 162 164 REF. NO. PART NO. DESCRIPTION REMARK ––––––––– REF. NO. PART NO. DESCRIPTION REMARK ––––––––...
The components identified by shading and mark are criti- cal for safety. Replace only with part number specified. 7-5. CHASSIS (EXCEPT KP-43T70K/43T70T) r : +BVTP 3X12 7-685-648-79 REF. NO. PART NO. DESCRIPTION REMARK ––––––––– REF. NO. PART NO. DESCRIPTION REMARK ––––––––...
KP-43T70K/43T70T/48VS70K/53VS70K/53VS70T RM-Y906K RM-Y906 RM-Y906K RM-Y906K RM-Y906 The components identified by shading and mark are criti- cal for safety. Replace only with part number specified. 7-6. PICTURE TUBE r : +BVTP 3X12 7-685-648-79 KP-43T70K/43T70T KP-43T70K /43T70T EXCEPT KP-43T70K /43T70T REF. NO. PART NO.
KP-43T70K/43T70T/48VS70K/53VS70K/53VS70T RM-Y906K RM-Y906 RM-Y906K RM-Y906K RM-Y906 SECTION 8 FA A ELECTRICAL PARTS LIST • The components identified by in this manual • CAPACITORS PF : µµ F have been carefully factory-selected for each set The components identified by shading and...
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KP-43T70K/43T70T/48VS70K/53VS70K/53VS70T RM-Y906K RM-Y906 RM-Y906K RM-Y906K RM-Y906 The components identified by • The components identified by in this manual have shading and mark are criti- been carefully factory-selected for each set in order to cal for safety. satisfy regulations regarding X-ray radiation. Should...
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KP-43T70K/43T70T/48VS70K/53VS70K/53VS70T RM-Y906K RM-Y906 RM-Y906K RM-Y906K RM-Y906 The components identified by shading and mark are criti- cal for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK ––––––––– REF. NO. PART NO. DESCRIPTION REMARK –––––––– ––––––––– –––––––––––––...
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KP-43T70K/43T70T/48VS70K/53VS70K/53VS70T RM-Y906K RM-Y906 RM-Y906K RM-Y906K RM-Y906 The components identified by shading and mark are criti- cal for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK ––––––––– REF. NO. PART NO. DESCRIPTION REMARK –––––––– ––––––––– –––––––––––––...
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KP-43T70K/43T70T/48VS70K/53VS70K/53VS70T RM-Y906K RM-Y906 RM-Y906K RM-Y906K RM-Y906 The components identified by • The components identified by in this manual have shading and mark are criti- been carefully factory-selected for each set in order to cal for safety. satisfy regulations regarding X-ray radiation. Should...
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KP-43T70K/43T70T/48VS70K/53VS70K/53VS70T RM-Y906K RM-Y906 RM-Y906K RM-Y906K RM-Y906 The components identified by shading and mark are criti- cal for safety. G CR Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK ––––––––– REF. NO. PART NO. DESCRIPTION REMARK –––––––– –––––––––...
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KP-43T70K/43T70T/48VS70K/53VS70K/53VS70T RM-Y906K RM-Y906 RM-Y906K RM-Y906K RM-Y906 The components identified by shading and mark are criti- cal for safety. CR CG Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK ––––––––– REF. NO. PART NO. DESCRIPTION REMARK –––––––– –––––––––...
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KP-43T70K/43T70T/48VS70K/53VS70K/53VS70T RM-Y906K RM-Y906 RM-Y906K RM-Y906K RM-Y906 The components identified by shading and mark are criti- cal for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK ––––––––– REF. NO. PART NO. DESCRIPTION REMARK –––––––– ––––––––– –––––––––––––...
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KP-43T70K/43T70T/48VS70K/53VS70K/53VS70T RM-Y906K RM-Y906 RM-Y906K RM-Y906K RM-Y906 The components identified by shading and mark are criti- cal for safety. Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK ––––––––– REF. NO. PART NO. DESCRIPTION REMARK –––––––– ––––––––– –––––––––––––...