[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-560907-105":59,"doc-detail-560907-en":130},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":123,"head_meta":125,"extra_data":127,"updated_unix":129},105,"en","section-4-circuit-adjustments-4-1-electrical-adjustments-how-to-enter-into-service-mode","SECTION 4 CIRCUIT ADJUSTMENTS - 4-1 ELECTRICAL ADJUSTMENTS - How to enter into service mode","","Service adjustments for KV-25K5/29K5 require entering a dedicated service mode using the Remote Commander RM-883. The procedure includes power-on steps, a button sequence to display TT-- on screen, then navigating the Test Menu to select specific adjustment items. The document provides target settings and measurement guidance for picture, geometry, sound, and destination-dependent TV status, plus sub-brightness, sub-contrast, sub-colour, and multiple IF and tuner AGC adjustments.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":30,"@type":76,"position":81},"https://docshare.wps.com/document/technology/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/section-4-circuit-adjustments-4-1-electrical-adjustments-how-to-enter-into-service-mode/560907/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/section-4-circuit-adjustments-4-1-electrical-adjustments-how-to-enter-into-service-mode/560907.png","ImageObject",300,407,{"name":92,"@type":93},"Terk","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-23","2026-10-12",true,{"@type":102,"interactionType":103,"userInteractionCount":24},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"How do you enter Service Mode for KV-25K5/29K5 using the Remote Commander RM-883?","Question",{"text":112,"@type":113},"Turn on main power and go to standby, then press the specified remote button sequence (including digit 5, VOLUME+, and TV). Confirm that 'TT--' appears on the top-right of the screen, then use MENU to open the Test Menu.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"What should be adjusted for Sub Brightness and what is the target condition?",{"text":117,"@type":113},"Input a Phillips colour pattern, run the TEST/TEST 13 function, and adjust the 'Sub-Brightness' data so the difference between the 0 IRE and 10 IRE signal levels is barely visible.",{"name":119,"@type":110,"acceptedAnswer":120},"How is Test Mode 2 entered and what can it control?",{"text":121,"@type":113},"Press the 'TEST' button twice so OSD 'TT' appears, then press the two-number codes to access functions. To release, press 0 twice, switch the TV to standby, or press the TV button on the remote commander.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},560907,1791884892,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":29,"category_name":30,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":24,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":24,"language":139,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":140,"faqs":141,"seo_title":142,"seo_description":67,"update_tm":143,"read_time":144},1099525198933,"https://ap-avatar.wpscdn.com/davatar_155a257f0dc6eb9ab79c44ca47cae57d","KV-25K5/29K5  \nSECTION 4 CIRCUIT ADJUSTMENTS  \n4-1. ELECTRICAL ADJUSTMENTS  \nService adjustments to this model can be performed using the supplied Remote Commander RM-883 .  \nHOW TO ENTER INTO SERVICE MODE  \n1. Turn on the main power switch and enter into the stand-by mode.  \n2. Press the following sequence of buttons on the Remote Commander.  \n(ON SCREEN DISPLAY)  \n(DIGIT 5) (VOLUME +) (TV)  \n• ‘TT--’ will appear in the upper right corner of the screen.  \nOther status information will also be displayed.  \n3. Press ‘MENU’ on the remote commander to obtain the following menu on the screen.  \nTEST MENU  \n> Picture  \nGeometry  \nSound  \nTV Status  \nAGC Adjust  \nTechnical  \n4. Move to the corresponding adjustment item using the ‘Green’[up] or ‘Blue’ [down] buttons on the Remote Commander.  \n5. Press the ‘Yellow’ button to enter into the required menu item.  \n6. Press the ‘Menu’ button on the Remote Commander to quit the Service Mode when all adjustments have been completed.  \nNote :The data shown in the ‘TV STATUS’ table is dependant on destination and country.  \n\n| PICTURE\u003Cbr>R-Drive\u003Cbr>G-Drive\u003Cbr>B-Drive R-cut-off G-cut-off B-cut-off ID-start\u003Cbr>ID-stop\u003Cbr>ID- level Bellfo\u003Cbr>Sub Colour\u003Cbr>Sub Brightness | Adj\u003Cbr>Adj\u003Cbr>Adj\u003Cbr>Adj\u003Cbr>Adj\u003Cbr>Adj\u003Cbr>02\u003Cbr>01\u003Cbr>01\u003Cbr>Adj\u003Cbr>Adj\u003Cbr>Adj |\n| --- | --- |\n\n\n| GEOMETRY\u003Cbr>V centre\u003Cbr>V size V Lin\u003Cbr>S Corr\u003Cbr>H Cent\u003Cbr>H Size\u003Cbr>Pin Amp\u003Cbr>Corner Pin\u003Cbr>Pin Phase\u003Cbr>V Bow\u003Cbr>V Angle\u003Cbr>Upper V Lin\u003Cbr>Lower V Lin\u003Cbr>Left HBLK\u003Cbr>Right HBLK\u003Cbr>CD Mode (AV) | Adj\u003Cbr>Adj\u003Cbr>Adj\u003Cbr>Adj\u003Cbr>Adj\u003Cbr>Adj\u003Cbr>Adj\u003Cbr>Adj\u003Cbr>Adj\u003Cbr>Adj\u003Cbr>Adj\u003Cbr>Adj\u003Cbr>Adj\u003Cbr>07\u003Cbr>07\u003Cbr>01 |\n| --- | --- |\n\n\n| SOUND\u003Cbr>Nicam Error Lower\u003Cbr>Nicam Error Upper\u003Cbr>Nicam Error Rate AGC Gain Level | 20\u003Cbr>80 xx [Status only]\u003Cbr>xx [Status only] |\n| --- | --- |\n\n\n| TV STATUS\u003Cbr>Destination\u003Cbr>Text Language | A/L/E/U/D/B/K/R East/West |\n| --- | --- |\n\nKV-25K5/29K5  \nTECHNICAL  \nGD-Secam 30  \nBD-Secam 31  \nRC-Secam 11  \nGC-Secam 19  \nBC-Secam 10  \nGD-Sports 30  \nBD-Sports 36  \nRC-Sports 14  \nGC-Sports 15  \nBC-Sports 17  \nY-Delay (AV) 07  \nSUB BRIGHTNESS ADJUSTMENT  \n1. Input a Phillips colour pattern.  \n2. Press ‘TEST’‘TEST’ 13 on the Remote Commander.  \n3. Adjust the ‘Sub-Brightness’ data so that there is barely a difference between the 0 IRE and 10 IRE signal levels.  \nSUB CONTRAST ADJUSTMENT  \n1. Input a video signal that contains a small 100% white area on a black background  \n2. Set the picture control to maximum. [‘TT01’]  \n3. Connect an oscilloscope to Pin 1 of CN504 [A Board] .  \n4. Enter into the ‘Picture’ service menu.  \n5. Adjust the ‘R-Drive’ data to obtain the following waveform.  \n25\" 2.21V +/-0.01V  \n29\" 2.52V +/-0.01V  \nR-out Waveform  \nSUB COLOUR ADJUSTMENT  \n1. Receive a PAL colour bar signal.  \n2. Connect an oscilloscope to Pin 3 of CN504 [A Board] .  \n3. Enter into the ‘Picture’ service menu.  \n4. Adjust the ‘Sub Colour’ data so that the Cyan, Magenta and Blue colour bars are of equal levels as indicated below.  \nSame Level  \nB-Out Waveform  \nNote: Ensure that no signal is applied to the Antenna socket while carrying out the following IF adjustments.  \nSYSTEM B/G, D/K, I & L I.F ADJUSTMENT  \n1. Input a 38.9Mhz carrier signal at 100dBuV to Pin 11 [IF output] of the tuner [TU101] .  \n2. Measure the voltage at Pin 17 of [IC101] .  \n3. Adjust L103 [A Board] to obtain a voltage of 2.5V +/ -0.3V.  \nSYSTEM L BAND 1 I. F ADJUSTMENT  \n1. Input a 34.0MHz carrier signal at 100dBuV to Pin 11 [IF output] of the tuner [TU101] .  \n2. Select ‘system L’ + C00 [channel 00] .  \n3. Measure the voltage at Pin 17 [IC101] .  \n4. Adjust RV101 [A Board] to obtain a voltage of 2.5V +/ -0.3V.  \nTUNER AGC ADJUSTMENT  \n1. Receive a signal of 65dBuV / 75 ohm terminated, via the tuner antenna socket.  \n2. Connect a voltmeter to JW130 [A Board] .  \n3. Enter into the ‘Test Menu’.  \n3. Select the ‘AGC Adjust’ menu item.  \n4. Adjust the data using the Yellow and Green buttons on the Remote Commander to obtain a voltage of 3.0V +/ -0.2V.  \nA ","cbCaiogzxBQTh8NK","https://ap.wps.com/l/cbCaiogzxBQTh8NK","pdf",153814,"English","# SECTION 4 CIRCUIT ADJUSTMENTS\n## 4-1. ELECTRICAL ADJUSTMENTS\n## HOW TO ENTER INTO SERVICE MODE\n## PICTURE ADJUSTMENTS\n## GEOMETRY ADJUSTMENTS\n## SOUND ADJUSTMENTS\n## TV STATUS\n## TECHNICAL AND IF/TUNER ADJUSTMENTS\n## DEFLECTION SYSTEM ADJUSTMENT\n## TEST MODE 2","[{\"question\":\"How do you enter Service Mode for KV-25K5/29K5 using the Remote Commander RM-883?\",\"answer\":\"Turn on main power and go to standby, then press the specified remote button sequence (including digit 5, VOLUME+, and TV). Confirm that 'TT--' appears on the top-right of the screen, then use MENU to open the Test Menu.\"},{\"question\":\"What should be adjusted for Sub Brightness and what is the target condition?\",\"answer\":\"Input a Phillips colour pattern, run the TEST/TEST 13 function, and adjust the 'Sub-Brightness' data so the difference between the 0 IRE and 10 IRE signal levels is barely visible.\"},{\"question\":\"How is Test Mode 2 entered and what can it control?\",\"answer\":\"Press the 'TEST' button twice so OSD 'TT' appears, then press the two-number codes to access functions. To release, press 0 twice, switch the TV to standby, or press the TV button on the remote commander.\"}]","SECTION 4 CIRCUIT ADJUSTMENTS - 4-1 ELECTRICAL ADJUSTMENTS - How to enter into service mode | PDF",1791804450,13]