Instruction/ maintenance manual of the product KV-HF21M80 Sony
Go to page of 55
KV -HF21M80 RM-952 Vietnam SCC-U28EA-A CHASSIS TRINITR ON ® COLOR TV SER VICE MANU AL BG-3S MODEL COMMANDER DEST . CHASSIS NO. MODEL COMMANDER DEST . CHASSIS NO.
– 2 – KV -HF21M80 RM-952 SPECIFICA TIONS Note P ower requirements 110-240 V A C, 50/60 Hz P ower consumption (W) Indicated on the rear of the TV T elevision system B/G, I, D/K, M Color system P AL, P AL 60, SECAM, NTSC4.
– 3 – KV -HF21M80 RM-952 T ABLE OF CONTENTS Section T itle P age SELF DIA GNOSIS FUNCTION ................................ 4 1. GENERAL ........................................................................ 8 2. DISASSEMBL Y 2-1. Rear Cover Remov a l .
– 4 – KV -HF21M80 RM-952 The units in this manual contain a self-diagnostic function. If an error occurs, the ST ANDBY/TIMER lamp will automatically begin to flash. The number of times the lamp flashes tr anslates to a probable source of the problem.
– 5 – KV -HF21M80 RM-952 2. DISPLA Y OF ST ANDBY/TIMER LIGHT FLASH COUNT Diagnostic Item Flash Count* +B overcurrent/overvoltage 2 times V er tical deflection stopped White balance failure 5 times * One flash count is not used for self-diagnostic.
– 6 – KV -HF21M80 RM-952 4. SELF-DIA GNOSTIC SCREEN DISPLA Y F or errors with symptoms such as “ po wer sometimes shuts off ” or “ screen sometimes goes out ” that cannot be confirmed, it .
– 7 – KV -HF21M80 RM-952 6. SELF-DIA GNOSTIC CIRCUIT [+BovercurrentªOCPº] Occurs when an overcurrent on the +B(135) line is detected by Q604. If Q604 go to ON and the voltage to pin 18 of IC301 should go do wn when V .SYNC is more than se ven v er ticals in a period, the unit will automatically tur n off.
– 8 – KV -HF21M80 RM-952 SECTION 1 GENERAL The operating instructions mentioned here are partial abstracts from the Operating Instruction Manual. The page numbers of the Operating Instruction Manual remain as in the manual. 2 WARNING • Dangerously high voltages are pr esent inside the TV .
– 9 – KV -HF21M80 RM-952 5 Using Y our New TV Using Y our New TV Preset the channels automatically Tips • If you want to stop automatic channel presetting, press SELECT twice. • If your TV has preset an unwanted channel or cannot preset a particular channel, then preset your TV manually (see page 10).
– 10 – KV -HF21M80 RM-952 8 Using Y our New TV Securing the TV T o prevent the TV from falling, secur e the TV using one of the following methods: A With the supplied screws, attach the band to the TV stand and to the rear of the TV using the provided hole.
– 11 – KV -HF21M80 RM-952 9 Using Y our New TV Using Y our New TV Presetting channels Y ou can preset up to 100 TV channels in numerical sequence fr om program number 1 using the remote and the buttons on your TV as well. Presetting channels automatically 1 Press U to turn on the TV .
– 12 – KV -HF21M80 RM-952 12 Using Y our New TV W atching the TV This section explains functions used while watching the TV . Most operations can be done using the remote. 1 Press U to turn on the TV . When the TV is in the standby mode (the u indicator on the TV is lit red), press u on the r emote or PROGR +/ – on the TV .
– 13 – KV -HF21M80 RM-952 13 Using Y our New TV Using Y our New TV To T urn off temporarily T urn off completely Mute the sound W atch the video input (VCR, camcorder , etc.
– 14 – KV -HF21M80 RM-952 15 Advanced Operations Advanced Operations Advanced Operations SOUND MODE Customizing the picture and sound Y ou can customize the picture and sound by selecting the picture and sound modes or by adjusting its settings. Y ou can change the sound effect by selecting the surround mode.
– 15 – KV -HF21M80 RM-952 17 Advanced Operations Advanced Operations F AVORITE CH 1 PR01 2 PR02 3 PR0 4 PR04 5 PR05 6 PR06 F AVORITE CH 1 PR01 2 PR02 3 PR03 4 PR04 5 PR05 6 PR06 Viewing your favorite channels Y ou can display six of your favorite channels for quick and easy selection.
– 16 – KV -HF21M80 RM-952 19 Additional Information ONE-PUSH AUTOMATIC PROGRAMMING Additional Information Self-diagnosis function Y our TV is equipped with a self-diagnosis function. If there is a problem with your TV , the u indicator flashes red.
– 17 – KV -HF21M80 RM-952 21 Additional Information Possible cause Symptom Solutions continued Good picture No sound Dotted lines or stripes Double images or “ ghosts ” No color Abnormal color patches • Press ¸ + to increase the volume level.
– 18 – KV -HF21M80 RM-952 23 Additional Information Identifying parts and controls Refer to the pages indicated in parentheses ( ) for details. Front panel 1 U (main power) button (5) 2 PROGR +/ .
– 19 – KV -HF21M80 RM-952 SECTION 2 DISASSEMBL Y 2-2. CHASSIS ASSY REMO VA L 1 Chassis assy Lever Lever 2-1. REAR CO VER REMOV AL 1 Eight screws (+BVTP 4 × 16) 1 Two screws (+BVTP 4 × 16) 2 Rear cover 2-3. F BRACKET REM O V AL 1 Three connectors 2 F board Lever One screw (+BVTP 4x16) 2-4.
– 20 – KV -HF21M80 RM-952 2-5-2. REPLA CEMENT OF LIGHT GUIDE For replacement of Light Guide , pull it out to exchange with the new part. 2-5. REPLACEMENT OF P AR TS For replacement of the Multi Button. unscrew it to exchange with new parts, and fix it with screws (+BVTP).
– 21 – KV -HF21M80 RM-952 2-8. PICTURE TUBE REMO V AL • REMO V AL OF ANODE-CAP NOTE : After removing the anode, short circuit the anode of the picture tube and the anode cap to the metal chassis, CR T shield or carbon paint on the CRT . • REMOVING PROCEDURES 1 Do not damage the surface of anode-caps with sharp shaped objects.
– 22 – KV -HF21M80 RM-952 • The following adjustments should be made when a complete realignment is required or a new picture tube is installed. • These adjustments should be performed with rated power supply voltage unless otherwise noted. Controls and switches should be set as follows unless otherwise noted: PICTURE control .
– 23 – KV -HF21M80 RM-952 3-2. CONVERGENCE Preparation : • Before starting this adjustment, adjust the focus, horizontal size and vertical size. • Minimize the brightness setting. • Provide dot pattern. (1) Horizontal and V ertical Static Con vergence (Moving vertically), adjust the V .
– 24 – KV -HF21M80 RM-952 4 Y separation axis correction magnet adjustment. 1. Receive the cross-hatch signal and adjust [PICTURE] to [MIN] and [BRIGHTNESS] to [ST AND ARD] . 2. Adjust the Y separation axis correction magnet on the neck assembly so that the horizontal lines at the top and bottom of the screen are straight.
– 25 – KV -HF21M80 RM-952 (3) Screen-corner Con vergence ba cd a-d : screen-corner misconvergence Fix a Permalloy assy corresponding to the miscon verged areas. a d c b a to d : Permalloy assembly Fix a Permalloy assy corresponding to the misconverged areas 3-3.
– 26 – KV -HF21M80 RM-952 SECTION 4 CIRCUIT ADJUSTMENTS W ith the unit on standby ↓ [DISPLA Y] ↓ 5 ↓ VOL (+) ↓ [POWER] This operation sequence puts the unit into service mode. 4-1. ADJUSTMENTS WITH COMMANDER Service adjustments are made with the RM-952 that comes with this unit.
– 27 – KV -HF21M80 RM-952 4-2. ADJUSTMENT METHOD Item Number 00 of device GEO This explanation uses H-Position as an example. 1. Select “GEO 00 HPS” with the 1 and 4 buttons. 2. Raise/lower the data with the 3 and 6 buttons. 3. Select the optimum state.
– 28 – KV -HF21M80 RM-952 Adjustment Item Ta b l e Device Functionality Note Data Range Function Note for Register Slava RAM Address Name No Name Different Data No .
– 29 – KV -HF21M80 RM-952 Adjustment Item Ta b l e Device Functionality Note Data Range Function Note for Register Slava RAM Address Name No Name Different Data No .
– 30 – KV -HF21M80 RM-952 Adjustment Item Ta b l e NOTE • shaded items are fixed data. • Standard data listed on the Adjustment Item T able are reference v alues, therefore it ma y be different for each model and f or each mode. • Note for Diff erent Data Those are the standard data v alues written on the microprocessor.
– 31 – KV -HF21M80 RM-952 Item KV -HF21M80 M 1 D/K 1 I 1 B/G 1 2nd. Lang 1 SECAM 1 XT AL 3.58 1 XT AL 4.43 1 ITEM INFORMA TION. No. OPB0 OP1 No. OPB1 OP2 A V Input DVD Input 0 Dis.
– 32 – KV -HF21M80 RM-952 SUB HUE ADJUSTMENT 1. Select V ideo 1. 2. Input a NTSC color-bar , video into V ideo 1. 3. Set the follo wing condition: PICTURE 100%, BRIGHTNESS 50%, COLOR 50% 4. Connect an oscilloscope to pin 1 (B OUT) of CN305, A board.
– 33 – KV -HF21M80 RM-952 4-5. PICTURE DIST ORTION ADJUSTMENT Item Number 00 – 0B GEO 0 HPS (H POSITION) GEO 1 HSZ (H SIZE) GEO 2 PAP (PIN AMP) GEO 5 VSZ (V SIZE) GEO 7 VLN (V LINEARITY) GEO 4 VPS (V POSITION) GEO 6 SCO (VERTICAL S-Correction) GEO 8 BOW (AFC.
– 38 – – 37 – – 39 – KV -HF21M80 RM-952 KV -HF21M80 RM-952 KV -HF21M80 RM-952 SECTION 5 DIAGRAM 5-1. BLOCK DIAGRAM COMB FIL TER (Glass Combs) YC JUNGLE IC301 CXA2130S <slave:88H> MON.
– 41 – – 40 – – 42 – KV -HF21M80 RM-952 KV -HF21M80 RM-952 KV -HF21M80 RM-952 5-2. FRAME SCHEMA TIC DIAGRAM CN604 CN306 CN703 DY1 DGC B 9V IK 1 5 6 (RGB OUT) 1 E CN704 PICTURE TUBE 1 2 3 4.
– 43 – KV -HF21M80 RM-952 5-4. SCHEMA TIC DIA GRAMS AND PRINTED WIRING BO ARDS Note: • All capacitors are in µ F unless otherwise noted. • All electrolytic capacitors are rated at 50V unless otherwise noted.
– 44 – KV -HF21M80 RM-952 4.5Vp-p (V) 3.8Vp-p (V) NTSC 3.58 NTSC 4.43 PA L 0.7Vp-p (H) 1.2Vp-p (H) 1.1Vp-p (H) 920Vp-p 125Vp-p 0.9Vp-p (H) 1.3Vp-p (H) P AL/NTSC 3.58 SECAM/NTSC 4.43 0.8Vp-p (H) SECAM 0.8Vp-p (H) 1.0Vp-p (H) P AL/NTSC 3.58 NTSC 4.43 3.
– 46 – – 45 – – 47 – A 1234 5678 9 1 0 1 1 1 2 13 14 15 16 17 18 19 20 21 22 B C D E F G H I J (1) Schematic Diagram of A (1/2) Board 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 .
– 49 – – 48 – – 50 – A 1234 5678 9 1 0 1 1 1 2 13 14 15 16 17 18 19 20 21 22 B C D E F G H I J (2) Schematic Diagram of A (2/2) Board HV 1 4 2 3 6 5 11 13 9 8 7 FV SV 10 14 1 2 1 2 3 4 5 1.
– 52 – – 51 – – 53 – KV -HF21M80 RM-952 KV -HF21M80 RM-952 KV -HF21M80 RM-952 A 1234 5678 9 1 0 1 1 1 2 1 3 B C D E F G H I J 5 8 2 6 2 2 3 8 8 8 INT0 INT1 INT2 TEX TX EXTAL XTAL RST MP V .
– 55 – – 54 – – 56 – A 1234 5678 9 1 0 1 1 1 2 13 14 15 16 17 18 19 20 21 22 B C D E F G H I J 1 2 1 2 1 2 3 4 1 2 3 4 CN4603 CN4601 CN4602 R4601 T4601 C 6 5 4 C4601 VDR461 T4602 F4601 C4602 1P :TAB 2P :VH 2P :VH 1M T.L.F 0 .0 0 4 7 2 5 0 V E # ERZV1D621 # T3.
– 58 – – 57 – – 59 – A 1234 5678 9 1 0 1 1 1 2 13 14 1 B C D E F G H I J 1 2 3 4 5 6 7 1 2 3 4 5 6 7 8 1 2 3 C5902 C5903 C5906 C5907 C5908 C5910 C5911 C5912 C5913 C5914 C5916 C5917 D5901 D.
– 61 – – 60 – – 62 – KV -HF21M80 RM-952 KV -HF21M80 RM-952 KV -HF21M80 RM-952 2SC4927-01 2SA1037AK-T146-R 2SD774-34 IRF614 2SK2845-LB102 2SC4159-E D1 G1 S1 NC S2 G2 D2 E C B G S D E B C IC.
– 63 – REF . NO. P AR T NO. DESCRIPTION REMARK The components identified by shading and mark ! are critical for safety . Replace only with part number specified.
– 64 – REF . NO. P AR T NO. DESCRIPTION REMARK REF . NO. P AR T NO. DESCRIPTION REMARK The components identified by shading and mark ! are critical for saf ety . Replace only with part number specified. KV -HF21M80 RM-952 C245 1-164-346-11 CERAMIC CHIP 1MF 16V C246 1-163-018-00 CERAMIC CHIP 0.
– 65 – REF . NO. P AR T NO. DESCRIPTION REMARK The components identified by shading and mark ! are critical for safety . Replace only with part number specified. REF . NO. P AR T NO. DESCRIPTION REMARK KV -HF21M80 RM-952 C607 1-161-830-00 CERAMIC 0.
– 66 – REF . NO. P AR T NO. DESCRIPTION REMARK REF . NO. P AR T NO. DESCRIPTION REMARK The components identified by shading and mark ! are critical for saf ety .
– 67 – REF . NO. P AR T NO. DESCRIPTION REMARK The components identified by shading and mark ! are critical for safety . Replace only with part number specified. REF . NO. P AR T NO. DESCRIPTION REMARK KV -HF21M80 RM-952 <COIL> L002 1-414-856-11 INDUCTOR 10UH L003 1-414-180-11 INDUCTOR 3.
– 68 – REF . NO. P AR T NO. DESCRIPTION REMARK REF . NO. P AR T NO. DESCRIPTION REMARK The components identified by shading and mark ! are critical for saf ety . Replace only with part number specified. KV -HF21M80 RM-952 R303 1-216-049-91 RES,CHIP 1K 5% 1/10W R304 1-216-073-00 RES,CHIP 10K 5% 1/10W R305 1-216-051-00 RES,CHIP 1.
– 69 – REF . NO. P AR T NO. DESCRIPTION REMARK The components identified by shading and mark ! are critical for safety . Replace only with part number specified.
– 70 – REF . NO. P AR T NO. DESCRIPTION REMARK REF . NO. P AR T NO. DESCRIPTION REMARK The components identified by shading and mark ! are critical for saf ety . Replace only with part number specified. KV -HF21M80 RM-952 R650 1-215-882-00 MET AL O XIDE 22 5% 2W F R652 1-215-900-11 MET AL O XIDE 22K 5% 2W F R653 1-215-873-00 MET AL O XIDE 4.
– 71 – REF . NO. P AR T NO. DESCRIPTION REMARK The components identified by shading and mark ! are critical for safety . Replace only with part number specified.
– 72 – REF . NO. P AR T NO. DESCRIPTION REMARK REF . NO. P AR T NO. DESCRIPTION REMARK The components identified by shading and mark ! are critical for saf ety .
– 73 – REF . NO. P AR T NO. DESCRIPTION REMARK The components identified by shading and mark ! are critical for safety . Replace only with part number specified.
– 74 – REF . NO. P AR T NO. DESCRIPTION REMARK REF . NO. P AR T NO. DESCRIPTION REMARK The components identified by shading and mark ! are critical for saf ety . Replace only with part number specified. KV -HF21M80 RM-952 Sony Corporation Sony T echnology Malaysia Sdn.
An important point after buying a device Sony KV-HF21M80 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Sony KV-HF21M80 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Sony KV-HF21M80 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Sony KV-HF21M80 you will learn all the available features of the product, as well as information on its operation. The information that you get Sony KV-HF21M80 will certainly help you make a decision on the purchase.
If you already are a holder of Sony KV-HF21M80, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Sony KV-HF21M80.
However, one of the most important roles played by the user manual is to help in solving problems with Sony KV-HF21M80. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Sony KV-HF21M80 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
