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Содержание 14PZS1/CN

Страница 1: ...C C Co o ol l lo o ou u ur r r T T TV V V S S Se e er r rv v vi i ic c ce e e M M Ma a an n nu u ua a al l l...

Страница 2: ...2 Model No 21HAP1BE Version 1 0 M M Mo o od d de e el l l G G Gr r ro o ou u up p p 2 2 21 1 1H H HA A AP P P1 1 1 CHASSIS UOC MODEL 21HAP1 BE...

Страница 3: ...1BE Version 1 0 CONTENT GENERAL DESCRIPTION 4 SAFETY INSTRUCTION 7 CIRCUIT ADJUSTMENT 8 FAULT FINDING TREES DIAGRAMS OVERVIEWS 14 VARIOUS PARAMETERS OF INTEGRATED CIRCUIT 22 ELECTRICAL PART LIST 26 CI...

Страница 4: ...e much convenience for manufacturing and technical service Figure 1 show the block diagram of AKPH01 A14P01 A21P01 Table 1 Provides A14P01 A21P01 mainly ICs and functions Figure 2 Shows the whole set...

Страница 5: ...D4052 Video out Audio out L Audio out R Video in1 Audio in1 L Audio in1 R Y C r 15 14 13 9 10 1 2 3 4 5 11 15 14 13 12 9 10 12 10 4 2 6 8 9 PHILIPS UOC TDA9351 61 81 VIDEO AMPLIFIER V912 V913 V922 V92...

Страница 6: ...igh voltage cap Discharge the anode of the CRT and the chassis in case of electric shock c Wear a pair of goggles when handling the CRT to avoid broken pieces damaging your eyes d Do not hold the CRT...

Страница 7: ...fter moving the receiver is normally unnecessary providing the receiver is properly degaussed upon installation The degaussing coil operates for about 1 second after the power to the receiver is switc...

Страница 8: ...scribed TV system adapting AV in output inspection Item AKPH01 chassis Measuring Equipment SG with NTSC3 58 User remote controller Dual trace oscilloscope Preparation Before Adj Input TV and AV signal...

Страница 9: ...ark to make the most thin Then the focus adj VR is set as close low voltage side as possible Stop the focus adj VR at the point that focus is a bit worse at once turn back to the left and then turn ba...

Страница 10: ...digital multi meter to AGC point on the chassis Adjustment procedure 1 Receive the color bar signal that is 87 5 modulation and 60dBu level 2 Press AGC TOP on service remote controller to select AGC...

Страница 11: ...n standard Adjustment procedure 1 Press 5 key on service remote controller to set the set into design mode adjustment 2 Press or key to select OSD VPOS item press or key to adjust the OSD to the cente...

Страница 12: ...adjustment should be right 3 Press V key to increase the sound volume no distortion heard at maximum level press V key to decrease the sound volume no sound heard at minimum level 4 Press POWER key t...

Страница 13: ...504 V1511 Check VD522 C528B Recover R458 unplug XS403 for a While then test the voltage of C528B Check V451 T451 T450 Deflection coil Check L452 VD436 C461 Deflection coil Voltage of C507 Check if V15...

Страница 14: ...pole negative in ohm scope on the circuit board ground then touch softly the test point with another pole black pole in ohm scope meanwhile observe the reactivity on the output device Note In the TV...

Страница 15: ...s snow noise wave disturbance on the CRT via using Signal input way by touching pin 17 of N301 Check R331 C336 C337 Observe if snow noise wave disturbance on the CRT via using signal input way by touc...

Страница 16: ...ear if there is the voice liking Ka Ka in the loudspeaker via using Signal input way by touching pin 3 of N121 Hear if there is the voice liking Ka Ka in the loudspeaker via using Signal input way by...

Страница 17: ...g horizontal and vertical deflection circuit s failure we have better to use an oscilloscope Abnormal Normal Normal Abnormal 24V 0V Abnormal Normal The waveform on the pin 21 22 of N301 Measuring the...

Страница 18: ...not move in the horizontal orientation the failure should be in the horizontal deflection circuit We mainly check the open circuit fault in horizontal deflection circuit The detail checking and repair...

Страница 19: ...t around pin57 of N204 is called auto reset circuit If UOC detects errors in resetting it will come to the state of programme protected The detail checking and repairing steps are as follow 3V 3 3V 14...

Страница 20: ...cated Most of reasons are that the horizontal and vertical flyback pulse signals do not come to UOC We can judge this failure by measuring the wave of the character in an oscilloscope The detail check...

Страница 21: ...F1 In Input terminals for IF signals 24 IF2 In Input terminals for IF signals 25 IREF Reference current input 26 VSC Vertical sawtooth capacitor 27 TUNER AGC Tuner AGC output 28 AUDEEM SIF1 Audio deem...

Страница 22: ...ut Crystal oscillator output 60 RESET Reset 61 VDDP Digital supply to periphery 3 3V 62 AV1 Out AV switch control signal 1 output 63 AV2 Out AV switch control signal 2 output 64 IRIN In Remote control...

Страница 23: ...VBS OSD HPOS 0 59 15 PIN5 NTSC WIDE 0 63 15 PRO 0 3 0 ZOOM 0 63 59 NENU TITLE 0 6 3 M2 VISION IF 38 9M E2PROM ADRESS 0 33 DK ON OFF OFF E2PROM VALUE 0 95 BG ON OFF ON E2PROM WRITE I ON OFF OFF M ON OF...

Страница 24: ...of LOGO It s range is from 10 to 20 when E2PROM ADRESS 1 to adjust E2PROM VALUE may be changed vertical position of LOGO It s range is from 1 to 30 when E2PROM ADRESS 2 to adjust E2PROM VALUE may be c...

Страница 25: ...1J T Carbon resistor RT13 1 6W 47 J R354 D10B101J T Carbon resistor RT13 1 6W 56 J R355 D10B101J T Carbon resistor RT13 1 6W 56 J R304 D10B101J T Carbon resistor RT13 1 6W 68 J R801 D10B101J T Carbon...

Страница 26: ...J T Carbon resistor RT13 1 6W 1K 5 R818 D10B102J T Carbon resistor RT13 1 6W 1K 5 R825 D10B102J T Carbon resistor RT13 1 6W 1K 5 R827 D10B102J T Carbon resistor RT13 1 6W 1K 5 R305 D10B122J T Carbon r...

Страница 27: ...5 R818A D10B103J T Carbon resistor RT13 1 6W 10K 5 R825A D10B103J T Carbon resistor RT13 1 6W 10K 5 R827A D10B103J T Carbon resistor RT13 1 6W 10K 5 R851A D10B103J T Carbon resistor RT13 1 6W 10K 5 R...

Страница 28: ...W 5 6 5 R530 S10F560J C Metal oxide resistor RY17 RY21 2W 56 5 R454 S10E271J C Metal oxide resistor RY17 RY21 2W 270 5 R546 S10F271J C Metal oxide resistor RY17 RY21 2W 270 5 R467 S10F103J C Metal oxi...

Страница 29: ...03Z T Ceramic capacitor CT1 08A 2F4 50 63V 0 01uF Z C302 C2FF103Z T Ceramic capacitor CT1 08A 2F4 50 63V 0 01uF Z C309 C2FF103Z T Ceramic capacitor CT1 08A 2F4 50 63V 0 01uF Z C312 C2FF103Z T Ceramic...

Страница 30: ...c Capacitor CD110 16V 100uF M C525 E20C471M T Electrolytic Capacitor CD110 16V 470uF M C532 E20C471M T Electrolytic Capacitor CD110 16V 470uF M C801 E20C471M T Electrolytic Capacitor CD110 16V 470uF M...

Страница 31: ...15 F22G123J T Mylar capacitor CL21X 100V 0 012uF K C1517 F20G223K T Mylar capacitor CL11 100V 0 022uF K C403 F20G333K T Mylar capacitor CL11 100V 0 033uF K C408 F20G333K T Mylar capacitor CL11 100V 0...

Страница 32: ...e RGP15D VD300A DZ0001XX T Diode RD5 1EB3 HZ5C1 VD481 DZ0002XX T Diode HZ22 2 VD564 DZ0006XX T Diode RD3 3L HZ3C3 VD1561 DZ0006XX T Diode RD6 4L HZ6C2 VD381 DZ0011XX T Diode RD7 1EB2 HZ7C1 VD382 DZ001...

Страница 33: ...1815 2SC536E V504 RXC945XX T Audion 2SC945 2SC1815 2SC536E V801 RXC945XX T Audion 2SC945 2SC1815 2SC536E V1553 RXC945XX T Audion 2SC945 2SC1815 2SC536E V451 RXD2140X Audion TT2190LS V701 RXC2369XX T A...

Страница 34: ...721 3 3K R702 3 3K R728 3 3K R735 3 3K R742 3 3K R741 3 3K R368 47 R464 3 9K R485 10K 1 4W R941 5 6 2W 2 R937 220 R927 220 R917 220 R936 330 R926 330 R916 330 C304 4 7u 16V C303 4 7u 16V C301 10u 10V...

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