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SERVICE MANUAL HP LCD High-Definition Television MODEL HP LC3260N In the interest of user safety (required by safety regulations in some countries/regions) the set should be restored to its original condition and only parts identical to those specified should be used.
SERVICING NOTICES ON CHECKING 1. KEEP THE NOTICES PERFORM A SAFETY CHECK AFTER SERVICING As for the places which need special attentions, they are indicated with the labels or seals on the Confirm that the screws, parts and wiring which cabinet, chassis and parts.
ABOUT LEAD FREE SOLDER (PbF) Distinction of PbF PCB: PCBs (manufactured) using lead free solder will have a PbF printing on the PCB. (Please refer to figures.) Caution: • Pb free solder has a higher melting point than standard solder; Typically the melting point is 86 F~104 F(30 C~40 C) higher.
CONTENTS SERVICING NOTICES ON CHECKING ..................A1-1 HOW TO ORDER PARTS ......................A1-1 IMPORTANT ..........................A1-1 ABOUT LEAD FREE SOLDER (PbF) ..................A1-2 CONTENTS ..........................A2-1 GENERAL SPECIFICATIONS ....................A3-1~A3-5 DISASSEMBLY INSTRUCTIONS 1. REMOVAL AND INSTALLATION OF FLAT PACKAGE IC ..........B-1, B-2 SERVICE MODE LIST ........................
GENERAL SPECIFICATIONS LCD Size / Visual Size 31.5 inch / 800.4mmV System LCD Type Color TFT LCD Number of Pixels 1366(H) x 768(V) View Range Left/Right 85/85 degree Up/Down 85/85 degree Color System NTSC Speaker 2 Speaker Position Front Size 2.2 x 5.0 inch Impedance 4 ohm...
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GENERAL SPECIFICATIONS Remote Unit RC-MS Control Glow in Dark Remocon Remocon Format Format RC-6 Custom Code HP 21bit Power Source Voltage(D.C) UM size x pcs UM-4 x 2 pcs Total Keys 35 Keys Keys POWER SAP/MTS Sound Picture Source Menu...
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GENERAL SPECIFICATIONS G-10 Features Auto Shut Off Auto Search Power On Memory Comb Filter Game Position Auto Setup(Language/CH Program) Picture Setting(TV) AV Mode(Picture Preference) Brightness , Contrast , Color Tint Sharpness Color Temperature Cable Clear Picture Setting(PC) BRIGHTNESS , CONTRAST HOR POSITION , VER POSITION PHASE , CLOCK AUTO ADJUST...
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GENERAL SPECIFICATIONS G-12 Interface Switch Power (Tact) Channel Up/Menu Up Channel Down/Menu Down Volume Up/Menu > Volume Down/Menu < Menu Play Eject Skip+, Search+ Skip-, Search- Still/Pause Stop Main Power SW Input Select Rear Main Power SW Indicator Power/Stand-By Yes (Green / Red) On Timer Terminals Rear...
DISASSEMBLY INSTRUCTIONS REMOVAL AND INSTALLATION OF When IC starts moving back and forth easily after desoldering completely, pickup the corner of the IC using FLAT PACKAGE IC tweezers and remove the IC by moving with the IC desoldering machine. (Refer to Fig. 1-3.) REMOVAL NOTE Put Masking Tape (cotton tape) around the Flat Package...
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DISASSEMBLY INSTRUCTIONS INSTALLATION When bridge-soldering between terminals and/or the soldering amount are not enough, resolder using a Thin- Take care of the polarity of new IC and then install the tip Soldering Iron. (Refer to Fig. 1-8.) new IC fitting on the printed circuit pattern. Then solder each lead on the diagonal positions of IC temporarily.
SERVICE MODE LIST This unit is provided with the following SERVICE MODES so you can repair, examine and adjust easily. To enter to the SERVICE MODE function, press and hold both buttons simultaneously on the main unit and on the remote control for more than the standard time in the appropriate condition.
WHEN REPLACING EEPROM (MEMORY) IC CONFIRMATION OF CHECK SUM, POWER ON TOTAL HOURS, MICON VERSION AND DIGITAL TV MICON FIRMWARE Initial total of MEMORY IC, POWER ON total hours, MICON VERSION and Digital TV MICON Firmware can be checked on the screen.
RE-WRITE FOR DIGITAL SOFT FIRMWARE JG176 USA HD DTV ROM DISC Ref. No. Part No. Parts Name Remarks USA HD DTV ROM Up-Date of the Firmware JG176 APJG176095 DISC NOTE: The operating manual for Re-writing is included in USA HD DTV ROM DISC (JG176). Prepare the following tools for Up-Date of the Firmware.
ELECTRICAL ADJUSTMENTS 1. ADJUSTMENT PROCEDURE FUNCTION FUNCTION H POSI OSD H POSI 60Hz Read and perform these adjustments when repairing the V POSI OSD V POSI 60Hz circuits or replacing electrical parts or PCB assemblies. R DRIVE (N) BAK LIGHT CENT CAUTION R CUTOFF (N) BAK LIGHT MAX...
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ELECTRICAL ADJUSTMENTS 2-2: Confirmation of Fixed Value (Step No.) Please check if the fixed values of each of the adjustment items are set correctly referring below. (TV/AV/CS/HD-MI) HD-MI TV 720p AV (S) 480i 480p 720p 1080i 480i 480p 720p 1080i FUNCTION Step No.
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ELECTRICAL ADJUSTMENTS 3. ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE (WIRING CONNECTION) LCD PANEL DIGITAL PCB REMOCON PCB OS2200 CP512 CP2201 CP511 OPERATION PCB CP510 CP2203 CP507 AC IN CP508 CP506 POWER PCB J502 CP4202 CP3803 CP2200 CP3201 CP7203 CP3807 CD4204 CP3808 CP802 CP3602 CP301...
TROUBLESHOOTING GUIDE POWER DOES NOT TURN ON CHANGE F501. IS F501 BROKEN ? IS THERE VOLTAGE CHECK IC503 AND AT PIN 4 OF IC503 PERIPHERAL CIRCUIT. 20.5V ? IS THERE VOLTAGE CHECK IC506 AND AT PIN 4 OF IC506 PERIPHERAL CIRCUIT. AT5V ? OR CHANGE POWER PCB.
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TROUBLESHOOTING GUIDE THE PICTURE DOES NOT APPEAR (1). IS THERE VOLTAGE AT CHECK IC502, T502 AND DOSE BACK LIGHT SHINE ? PINS 1, 2, 3, 4 AND 5 PERIPHERAL CIRCUIT. OF CP505 24V ? CONNECT CD7204. IS CD7204 CONNECTED ? IS THERE SIGNAL CHANGE V2301.
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TROUBLESHOOTING GUIDE THE PICTURE DOES NOT APPEAR (2). CHECK IC4201 AND IS THERE SIGNAL PERIPHERAL CIRCUIT. AT IC4201 ? CONNECT CD4203. IS CD4203 CONNECTED CHECK IC4201 AND AND IS THERE SIGNAL ? PERIPHERAL CIRCUIT. CHECK IC801 AND PERIPHERAL CIRCUIT.
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TROUBLESHOOTING GUIDE THE PICTURE APPEARS, BUT THE AUDIO DOES NOT APPEAR. IS CD301 AND CD303 CONNECT CD301 AND CD303. CONNECTED ? IS THERE SIGNAL CHANGE SP301 AND SP302. CD301 AND CD303 ? IS THERE SIGNAL CHECK IC301 AND AT PINS 11 AND 15 PERIPHERAL CIRCUIT.
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TROUBLESHOOTING GUIDE THE STOP PICTURE "PLEASE WAIT". CONNECT CD3806. IS CD3806 CONNECTED ? IS DIGITAL PCB CONNECT DIGITAL PCB. CONNECTED ? IS THERE VOLTAGE CHECK Q512, IC509 AND AT PINS 1 AND 2 OF PERIPHERAL CIRCUIT. CD3806 5V ? CHANGE DIGITAL PCB.
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TROUBLESHOOTING GUIDE THE COLOR DOES NOT APPEAR. IS SETTING OF CHANGE THE SETTING OF COLOR NORMAL ? COLOR. IS THE COLOR RECEIVE THE COLOR SIGNAL. SIGNAL RECEIVED ? CHECK IC801 AND IS THERE SIGNAL PERIPHERAL CIRUCUIT. AT IC801 ? IS THERE SIGNAL CHECK IC7201 AND AT IC7201 ? PERIPHERAL CIRUCUIT.
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TROUBLESHOOTING GUIDE ON SCREEN DISPLAY DOES NOT APPEAR. IS THERE SIGNAL AT CHECK IC101 AND PINS 2, 3, 4 AND 5 OF PERIPHERAL CIRCUIT. IC101 ? IS THE COLOR SIGNAL CHECK IC801AND AT PINS 57, 58, 59 AND PERIPHERAL CIRCUIT. 60 OF IC801 ? CHANGE SCALER PCB.
WAVEFORMS 1.0ms 20 s 20 s 1.0V 500mV 500mV ADC1 20 s 10 s 500mV 500mV 2.0V ADC1 20 s 500mV 200mV 2.0V LVDS 10ms 20 s 200mV 100mV 500mV JACK INTERFACE_HDMI IC 20 s 1.0ms 20 s 200mV 1.0V 1.0V The following waveforms were measured at the point of the corresponding NOTE:...
WAVEFORMS 20 s 20 s 1.0V 1.0V ASIC 20 s 10ns 1.0V 50mV AV OUT 20ns 2.0V 50mV 2.0V 2.0V The following waveforms were measured at the point of the corresponding NOTE: balloon number in the schematic diagram.