SERVICE MANUAL - Pdfstream.manualsonline.com
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4. Mono or Stereo mode VOL button Press to increase or decrease the volume MUTE button Press to turn on or off the speaker output I nput button Press to enter the Input menu then use the A V button to select mode Tuner AV1 Composite AV2 Composite AV3 Component AV4 Component VGA HDMI DVD press the Enter button to enter the selected mode Direction buttons Y lt P In the setup menu press the A Y button to select the desired items press the lt b button to adjust or set Enter button Press to confirm selection or exit the setup in the setup menu Sleep button press to set the sleep time TV button Press to shift to TV mode Signal button Press to display the ATSC signal status J button Press number buttons to select channel and then press the button to confirm and go the selected channel 10 button In TV mode press the number buttons to select channel first then press this button and add number button 0 or one number from 1 5 to select analog or digital TV program Add 0 for analog TV program add one number from 1 5 for digital TV program Last button In TV mode press to return to the channel last viewed CH 2 button In TV mode press to select channel Freeze button Press to freeze the current picture Menu button Press to enter or exit the system setup menu Exit button Press to exit system setup menu CC button Press to di
5. 32 HD LCD TV DVD Combo with High Definition ATSC Tuner FXM 3211C FXX 321C SERVICE MANUAL lt Polaroid Polaroid 20060811 Important Service and Safety Information A Prior to using this service manual please ensure that you have carefully followed all the procedures outlined in the user s manual for this product WARNING CAUTION 1 Read all of these instructions 2 Save these instructions 3 Follow all warnings and instructions marked on the product 4 Unplug this product from the wall outlet before cleaning Do not use liquid cleaners or aerosol cleaners use damp cloth for cleaning 5 Do not use this product near water 6 not place this product on an unstable cart stand or table The product may fall causing serious damage to the product 7 Slots and openings in the cabinet and the back or bottom are provided for ventilation to ensure reliable operation of the product and to protect it from overheating those openings must not be blocked or covered The openings should never be blocked by placing the product on a bed sofa rug or other similar surface This product should not be placed in a built in installation unless proper ventilation is provided 8 This product should be operated from the type of power source indicated on the marketing label If you are not sure of the type of power available consult your dealer or local power company 9 This product is equipped with a 3 wire gro
6. 39660 512M Main Chip 256M 2 LVDS 29 Input signal set to Component or VGA Process Circuit Switch Chip FSAV330 331 MST9883 ADC SDRAM 32M F F L s Jnozz at AB 39095 ALLMAN N sies erbari gr Ben ITe1sur3ou og LLAS 000001300001 Jni o Anio MOOL LEEAD IN 91 ESIS ZSL2 X0DI LEEADTN 191 gt DOA em Seto gt lt InG al MENT 92A U s Huoes LJ lt lt L er 5012 IS ru lt dis ni ee oS ru 42S ni vas ni A LOSS Vela 108 517 ni an 73 POLI INOJ Tuner 30 Audio I O LNO NI Exaqseuwdc Tf DL Syayepeds T zZ banad E Belsnasdesd AE itis Ld r 2 W z OLIY OY TS occa CTTW WHA tft ras DIONE ds 1 0 d 2 TAF apes II afc ves L AArSOAROGAJ n PAROS SENS ln Wu Bs zd fue x zucca t AG n MISIT STD
7. EL tadl M Id M bed 0991 1 XHLLHVIT XH Wr XLOLuvr dul 34 SDAITXD ia TO Tr Ea RD PRETO TO MAIBEOARD C 18 ye THE 313 89 L DUTS 80 ee lee EM Module Board TO MAIBEOARD PRAT TO MAIBEOARD 35 Front Panel Connectors J15 21 eese 0 S E pup qoe voL ICONE NE MANN NINE ERE SEN S PLI Eme s D 2 J 7 11 CT5 6714 1 1 duF Backlight 3 HSYNC 12 13 R250 R251 6 2K_NS 10K J32 LCD OH FPBL R278 0603 10 36 IR Board C2 C1 Q1 Reset Circuit VCC3 3 R207 1K 4 WATCHDOG gt gt RESETN 2468 174 01uF Yellow 7 LCD_ON gt 37 Main Board Top View dii 4 pod Lus y L EE TE Main Board Bottom view s lt sasasanasaaanaaannaq m a
8. Remove the screws from the control button board cover Location A and separate the control button board from the cover Note Before returning this product to the end user you must follow the steps outlined in the section Before Returning This Product to the User on page 16 This CAUTION procedure ensures that the chassis will not cause electric shock 22 DVD Module Board Removal and Replacement 1 DVD Module Board 2 Power Board 3 Main Board 4 Control Button Board 5 Speakers AN Note Before disassembly of any part the TV make sure the power is OFF and the power cord is removed from the wall outlet Allow time for power within all system WARNING boards to discharge before you begin disassembly Never insert any objects into the 1 2 3 4 vent holes in the TV case Remove rear cover and baffles as shown in the section Disassembly Procedure on page 17 Remove cable from DVD Module Board A Remove 2 screws from the DVD Module Board Cover B Separate the DVD Module Board from the Cover B Note Before returning this product to the end user you must follow the steps outlined in the section Before Returning This Product to the User on page 16 This CAUTION procedure ensures that the chassis will not cause electric shock 23 Power Board Removal and Replacement 1 2 3 4 5 vent holes in the TV case 1 Remove rear cover and baffle
9. S connector Does OSD appear Check connection between Remote Board and Main Board Check 23 Check the remote receiver and transfer circuit Does Remote Control work 1 For Tuner sources verify the cable has signal and has a good connection to the TV 2 For other sources check the jack for damage 3 Check switch chip FSAV330 FSAV331 relevant circuit 4 For Y Pb Pr RGB Y C check MST9883 signal output and input circuit Does the TV display signals N 1 Check cable connections including internal COAX pin 2 Check AMP TDA8932 circuit 3 Check switch chip CD4052 relevant circuit Does sound play as expected 4 Check AP8206 relevant circuit 5 Check mute control between Perform Auto Channel Search from the OSD 13 1 Check 5 220 2 Check connect circuit between tuner and 5 220 3 Check control circuit between main chip ZR39660 and CAS 220 Do channels save correctly N 1 Check video and audio switch chip FASV330 331 CD4052 and relevant circuit 2 Check control circuit between main chip and switch chip Can you change sources N NOTE Some Inputs don t support SRS mode 1 Check AP8206AA chip 2 Check control circuit between main chip and AP8206 Can you change SRS mode 1 Check filter circuit after input jacks or tuner 2 For Y C RGB Y Pb Pr input Check the circuit between MS
10. T9883 and switch chip the Check the circuit between MST9883 and main chip display pos 3 For tuner and CVBS input O Check the circuit between switch chip and main chip check chip FM6408 function works correctly 1 Check filter circuit after input jacks or tuner Is the sound 2 Check the circuit between the switch chip CD4052 and correct SRS chip 3 Check the AMP functionality Have you checked all sources 1 Check FM6413 and relevant circuit Does AV output 2 Check the CVBS output jack work correctly Y FINISH 14 4 Display Cell Defect Specification In some cases a panel may have defective cells that cannot be controlled These defective cells can be categorized into two types 1 Non lighting or dark cell defect defect in which the cell is always off 2 Non extinguishing or bright cell defect defect in which the cell is always on The display cell defect specifications define the allowed limits for display cell defects and are used as the criteria in determining whether a panel is replaced 7 or more pixels across the entire LCD screen Polaroid will repair or replace the TV 15 5 Before Returning This Product to the User Before returning this product to the user always perform the following safety checks 1 Inspect all wiring to be sure no wires are pinched between the chassis or any metal parts 2 Inspect all protective devices for proper installation including non m
11. alling Batteries Using Remote control Push the back cover to open the battery Point the remote control no more than 7 meters from compartment the remote control sensor and within about 60 degrees of the front of the unit K 7 Insert two batteries 1 5V size AAA please make sure the polarity matches the marks inside the compartment The operating distance may vary depending on the Press the back cover to close it surrounding brightness iy not point bright lights directly at the remote control sensor e Do not place objects between the remote control unit and the remote control sensor Do not use this remote control while simultaneously operating the remote control of any other equipment Under normal use the batteries will last for six months Remove the batteries when the remote will not be used for a long time Remote Control TV Mode EN Y f j wv i ka 6 v7 om Y O1 N AP O9 a 7 n f i X X x 2 AP Signal Info 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 10 POWER button Press to enter or exit the standby mode 0 9 Number buttons Press to select numbers MTS button In TV mode press to shift among SAP
12. back then press the PLAY button to resume normal playback Press the STOP button twice repeatedly to stop completely Next Skip button Press to skip to the next chapter track for some discs under DVD mode M Previous Skip button Press once to skip to the beginning of the current chapter track Press twice repeatedly to skip to the previous chapter track for some discs under DVD mode 10 button Press the button and 0 9 number buttons to select number greater than 9 Card button In DVD mode press to shift to USB or CARD mode when there is the input source Title button In DVD mode during a DVD disc playback press to go to title menu if the disc contains Subtitle button In DVD mode press to select different subtitle languages during a multiple language DVD disc playback Repeat button In DVD mode press to repeat a chapter track title or all content 11 Moving the DVD Disc Tray CAUTION Before removing or installing the DVD disc tray unplug the power supply cord This unit is designed with a movable DVD Disc Tray The Disc Tray can be installed in three different positions giving you the ability to maximize space and convenience Follow the procedure below to remove and reinstall Remove the DVD Disc Tray Step 1 Open the back cover by sliding the left rear panel of the unit outward Step 2 Remove the DVD disc tray e Loosen and remove the screw holding the DVD disc tray in place e Discon
13. cs is specified by the software maker Please refer to the instruction manual of the disc e The DVD Player will play most recordable CD R or erasable CD RW CDs but playback of CD R or CD RW discs created on a computer requires proper formatting and finalization of the disc for audio playback Some computers and or software programs may not be capable of creating compatible discs Front and Right View gt C2 1 31 5 Color TFT screen Offers a crystal clear image 2 INPUT button Press to enter the Input menu and then use the a buttons to select mode Tuner AV1 Composite 1 AV2 Composite 2 AV3 Component 1 AV4 Component VGA HDMI DVD then press the Enter button to enter the selected mode 3 MENU button Press to enter or exit system setup menu 4 A Y button In TV mode press to select channels In setup menu the same function as A direction buttons 5 VOL A Y button Press to decrease or increase the volume the same function as lt gt direction buttons in setup menu 6 m STOP button Press to stop playback in DVD mode 7 PLAY button Press to start playback in DVD mode 8 EJECT button Press to eject the disc out from the disc tray 9 POWER button Press to enter or exit the standby mode 10 Disc Tray Slot Insert disc into this slot 11 SD MS MMC card port Insert SD MS MMC card into this slo
14. e Before returning this product to the end user you must follow the steps outlined in the section Before Returning This Product to the User on page 16 This CAUTION Procedure ensures that the chassis will not cause electric shock 25 7 Spare Parts List 3211 321 Description FXM 26 32 FXX 321C MAIN BOARD a 32 LCD PANEL CMO 00 Interchangeable with E320C E320C01 aw 32 LCD PANEL CMO 01 Interchangeable with E320C01 E320C DVD Back Cover DVD Cover DVD Module 15 32inhLCD GHI 16 IR Power LED Board 21 Speaker 22 Middle Frame Power Board ACSocket Input Cover 32 Back DVD Cover DVD Cover 34 TV Back Cover Exploded View Diagram 3211 321 8 27 9 Block Diagrams 3211 FXX 321C O O O Power Audio Input Supply Video input ports Y Pb Pr RGB CVBS SIF Y C ATSC Digit Two FSAV330 Switch Signal One FSAV331 Switch Y Pb Pr RGB CVBS OREN Y C CAS 220 CS MST9883 B C ADC Two CD4052 Switch Zoran ZR39660BGCG Main Chip 62060 SRS TDA8932T AMP 256DDRRAM 2 Video Signal Processing Block Diagram Power on Input signal set to N Input signal Tuner or set to HDMI Composite Y Y Process Circuit Process Circuit ATSC X6941 digital IF Filter Signal Oren Switch Chip CAS 220 FSAV330 331 FMS6408 DDR333 RAM ZR
15. etallic controls insulation materials cabinet backs compartment covers and shields 3 Verify that no shock hazard exists on any part of the chassis especially any metal components including cable connection points chassis hardware or antennas if equipped Use the following procedure a Plug the AC cord directly into a 120 V AC outlet b Create a test circuit consisting of a 1 5k ohm 10 watt resistor paralleled by a 0 15 pF capacitor LILILILI DVM AC SCALE c Using an AC voltmeter sensitivity of 5000 ohm per volt or higher measure the voltage drop across the test circuit between all exposed metallic parts and a known earth ground Measurement points include antenna metal cabinet parts screw heads and metal knobs or controls Measurement points can vary slightly even between revisions of the same model so always conduct a thorough review of the chassis to locate metal points that user may touch d Any voltage reading of 0 375 Vrms AC 0 25 mArms or higher indicates a potential shock hazard THI S CONDI TI ON MUST BE CORRECTED BEFORE RETURNI NG THE PRODUCT TO THE USER TO EXPOSED CONNECT TO e Repeat the above checks with the AC polarity METAL PARTS KNOWN EARTH reversed A non polarized adapter is required to GROUND reverse the polarity DO NOT LEAVE THIS ADAPTER WITH THE USER Under normal operation the product must use the proper polarity H TEST PROBE 16 6 Disassembly Procedu
16. kbench or other grounded object before touching any components NOTI CE ABOUT REPLACEMENT PARTS Many electrical and mechanical parts within LCD or plasma televisions are chosen for their specific safety characteristics within the overall system Replacing individual parts with components rated for higher voltage or wattage can be dangerous CAUTION Replacement parts must always be identical to those originally used in the television Unauthorized substitute parts may result in fire electric shock or other hazards Table of Contents J IO uu n UU UU 5 MEMOIRS 7 oe Troublesnootng FOW CAIR 13 2 Display Gell Rd 15 5 Before Returning This Product to the User 16 Disassembly PFOCCGUNG aici 17 Rear COVEN REMIOW ua a c cano e 18 Board Removal and 20 Control Button Board Removal 22 DVD Module Board Removal 23 Powe
17. nect the MGI connecting cord from the LCD TV and DVD disc tray e Remove the DVD disc tray by pushing it outward Step 3 Close the back cover Installing the DVD Disc Tray There are three different positions for installing the DVD disc tray and two MGI jacks for connecting the MGI connecting cord NOTE The bottom DVD disc tray position 3 is designed for TVs that are wall mounted If you would like to install the DVD disc tray in the bottom position 3 remove the stand To remove the stand cover the screen with a soft cloth and place the LCD screen face down on a stable surface Remove the screws securing the stand to the TV VESA 200 wall mounting kit and instructions are not included Step 1 Open the back cover on the left rear panel of the unit and select which of the three possible positions you would like to install your DVD disc tray in Step 2 Insert the DVD disc tray and lock into place using the screw Plug one end of the MGI connecting cord into the DVD disc tray Plug the other end of the MGI connecting cord into the MGI jack on the LCD TV Step 3 Close the back cover 12 3 Troubleshooting Flow Chart START Power on N Check connection between Power Board and Main Board Check Power Board output voltage Does LED change color Check connection between Power Board and LCD Module Check Main Board J32 Backlight Control Does Backlight power on N Check LVD
18. ons since improper adjustment of other controls may result in damage and will often require extensive work by a qualified technician to restore the product to normal operation e If the product has been dropped or the cabinet has been damaged f If the product exhibits a distinct change in performance indicating a need for service Important Service and Safety Information Service work should be performed only by qualified service technicians familiar with all safety checks and these service guidelines ELECTRIC SHOCK HAZARD Always disconnect AC power before servicing Never modify any circuit WARNING Never insert any objects into the holes in the TV case ELECTROSTATI C DI SCHARGE ESD Components inside an LCD or plasma TV are sensitive to static electricity Before servicing the TV follow these guidelines e Avoid static causing surfaces such as carpeted floors plastic and packing foam e Remove replacement components from their antistatic bags only when you are ready to use them Do not lay components on the outside of antistatic bags because only the inside of the bags provide electrostatic protection e Always hold components by their edges Avoid touching the edge connectors Never slide components over any surface e Wear a grounding wrist strap available at most electronics stores and attach it to a bare metal part of your workbench or other grounded connection e Touch a bare metal surface on your wor
19. outside of antistatic bags because only the inside of the bags provide electrostatic protection e Always hold components by their edges Avoid touching the edge connectors Never slide components over any surface e Wear a grounding wrist strap available at most electronics stores and attach it to a bare metal part of your workbench or other grounded connection e Touch a bare metal surface on your workbench or other grounded object before touching any components 17 Rear Cover Removal 1 Lay TV flat on workbench Be careful to protect the front bezel and LCD screen from being scratched Use protective cloth between work bench and TV front 2 Remove back covers A B and C A C B 3 Remove DVD Player A Cable and Stand Cover B C A 18 4 Remove six 6 screws from the Stand and remove the stand from the TV 6 Remove all screws from the rear panel label area A and remove back cover A Baffle i ill Baffle Bog gd 4 d soda a Hs de ds Rs e i RRR RR HO HE HE G G lil Main Board Removal and Replacement 1 2 3 4 5 m DVD Module Board Power Board Main Board Control Button Board Speakers Note Before disassembly of any part the TV make sure the power is OFF and the A power cord is removed from the wall outlet Allow time for power wi
20. r Board Removal 24 IR Power LED Board Removal and Replacement nnne nns 25 Z EXM 952T1IC EXX 52 DC d en UI UFU RE 26 8 Exploded View Diagram FXM 3211C 321 21 11 27 9 Block DiadramiS EXMESSZ 1 1G EXX 3216 T u au u 28 10 Schematic Diagrams EXMSS2LTIC FXX 32IC uuu na A u Ed 30 eG Ray OUI DISSE tecnico edd 38 1 Specifications FXM 3211C FXX 321C Specifications Channel Separation gt 70dB 1kHz Dynamic Range gt 80dB 1kHz Audio Out Analog Audio Out Out Level 1 5Vx55 Load 10KQ Video Out Video Out Out Level 1Vp p 0 1 Load 75Q Unbalanced Negative Power Consumption lt 230W Ambient Temperature 10 45 50 113 F DESIGN AND SPECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT NOTICE Discs Formats Supported This Player DESC LOGO CONTENTS SIZE MAXIMUM TIME DVD SL Audio Video DL movies Hem E 7 1 SL 484min DS DL DS DL COMPACT MISE Audio 12cm 74min DIGITAL AUDIO e The operating method of some DVD dis
21. re Note Before disassembly of any part the TV make sure the power is OFF and the A power cord is removed from the wall outlet Allow time for power within all system WARNING boards to discharge before you begin disassembly Never insert any objects into the vent holes in the TV case Note Before returning this product to the end user you must follow the steps outlined the section Before Returning This Product to the User 16 This CAUTION procedure ensures that the chassis will not cause electric shock When servicing an LCD or plasma TV always observe the following safety guidelines Wear a grounding ESD wrist strap and use a grounded or dissipative work mat e Use stable and strong work surface that is large enough to hold components you might remove e When removing components that are attached with a cable unplug the cable before removing the screws to avoid damaging the cable e Use a magnetized screwdriver for removing screws help keep track of screws place each component s screws next to the component on your work surface ELECTROSTATIC DI SCHARGE ESD Components inside an LCD or plasma TV are sensitive to static electricity Before servicing the TV follow these guidelines e Avoid static causing surfaces such as carpeted floors plastic and packing foam e Remove replacement components from their antistatic bags only when you are ready to use them Do not lay components on the
22. s as shown in the section Disassembly Procedure on page 17 A Wy 2 Remove Power Board cables 3 Remove the 4 screws from the Power Board DVD Module Board Power Board Main Board Control Button Board Speakers Note Before disassembly of any the TV make sure the power is OFF and the _ power cord is removed from the wall outlet Allow time for power within all system WARNING Beards to discharge before you begin disassembly Never insert any objects into the x A s Note Before returning this product to the end user you must follow the steps outlined in the section Before Returning This Product to the User on page 16 This CAUTION procedure ensures that the chassis will not cause electric shock 24 Power LED Board Removal and Replacement 1 2 3 4 5 vent holes in the TV case DVD Module Board Power Board Main Board Control Button Board Speakers Note Before disassembly of any part the TV make sure the power 1 OFF and the power cord is removed from the wall outlet Allow time for power within all system WARNING Beards to discharge before you begin disassembly Never insert any objects into the 1 Remove rear cover and baffles as shown in the section Disassembly Procedure on page 17 2 Remove the 2 screws from the IT Power LED Board and remove the board A 3 Remove cable B Not
23. splay among CC1 CC2 CC3 CC4 or CCD function OFF Info Button Press to display the current mode information on the screen Remote Control DVD Mode 17 k 418 A 1 19 4 1 20 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 gt Play button Press to play the disc DVD mode Pause button In DVD mode press to pause the playback or start step frame by frame playback Press the PLAY button to resume normal playback Fast Reverse button In DVD mode press to search backward Fast Forward button In DVD mode press to search forward 0 9 Number buttons Press to select numbers Direction buttons Y 4 In the setup menu press the A to select the desired items press the 4 button to adjust or set Enter button Press to confirm selection or exit the setup in the setup menu Audio button In DVD mode press to select audio language when the DVD disc with multiple audio languages is played Angle button In DVD mode press to select various camera angles if the DVD disc contains multiple camera angles DVD menu button Press to access the disc menu in DVD mode Setup button Press to access the DVD setup menu under DVD mode Eject button Press to eject the disc out m Stop button In DVD mode press to stop play
24. t 12 USB Port Connecting to the USB device 13 Remote Sensor Remote sensor window for the remote control 14 Power Indicator In standby mode it turns red when operation it is blue 15 Speakers Provides high quality sound Rear View a 1 a i TTTIPILLLL y uj E E LI 10 1 2 3 4 5 6 7 8 9 10 11 Y Pr Cr Pb Cb and L R audio Input Jacks Connectors for the Y Pr Cr Pb Cb input in AV3 Component mode Y Pr Cr Pb Cb and L R audio Input Jacks Connectors for the Y Pr Cr Pb Cb input in AV4 Component mode Video and L R audio Input Jacks Connectors for the audio and video signal input in AV1 Composite mode Video S VIDEO and L R audio Input Jacks Connectors for the audio and video S Video signal input in AV2 Composite mode The Video and S Video is with the same L R audio jacks and the S Video is the priority Earphone Jack Used for connecting to the earphone TV Signal Input Jack Connect to TV antenna in TV mode VGA Input Jack Connect to the VGA output jack of the PC in VGA mode HDMI Jack Connect to the HDMI OPTICAL audio output Jack Connectors for the optical digital audio SPDIF output AV Output Jack Connectors for the audio and video signal output Power In Jack Connect to power supply Remote Control General Inst
25. thin all system WARNING boards to discharge before you begin disassembly Never insert any objects into the vent holes in the TV case 1 2 Remove the 4 screws from the top 6 E 20 Remove rear cover and baffles as shown the section Disassembly Procedure page 17 and bottom of the main board cover Location A and remove the cover 3 Disconnect cables on Board 4 Sag p E 255 4 Remove screws from the Board Location remove umo z T iH 3 TEL LH nmt B Note Before returning this product to the end user you must follow the steps outlined in the section Before Returning This Product to the User on page 16 This CAUTION procedure ensures that the chassis will not cause electric shock 21 Control Button Board Removal and Replacement 1 DVD Module Board 2 Power Board 3 Main Board 4 Control Button Board 5 Speakers Note Before disassembly of any part the TV make sure the power 1 OFF and the power cord is removed from the wall outlet Allow time for power within all system WARNING boards to discharge before you begin disassembly Never insert any objects into the vent holes in the TV case 1 Remove rear cover and baffles as shown in the section Disassembly Procedure on page 17 2
26. unding type plug a plug having a third grounding pin This plug will only fit into a grounding type power outlet This is a safety feature if you are unable to insert the plug into the outlet contact your electrician to replace your obsolete outlet Do not ignore the purpose of the grounding type plug 10 Do not allow anything to rest on the power cord Do not locate this product where people will walk on the cord 11 If an extension cord is used with this product make sure that the total of the ampere ratings on the product plugged into the extension cord does not exceed 15 ampere 12 Never push objects of any kind into this product through cabinet slots as they may touch dangerous voltage points or short out parts that could result in a risk of fire or electric shock Never spill liquid of any kind on the product 13 Do not attempt to service this product yourself as opening or removing covers may expose you to dangerous voltage points or other risks Refer all servicing to service personnel 14 Unplug this product from the wall outlet and refer servicing to qualified service personnel under the following conditions a When the power cord or plug is damaged or frayed b If liquid has been spilled into the product c If the product has been exposed to rain or water d If the product does not operate normally when the operating instructions are followed Adjust only those controls that are covered by the operating instructi
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