Philips 32PW9523-05R Скачать руководство пользователя страница 19 | Manualshive

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5

Service modes, error codes and protections

19

Figure 5-8

CL 86532092_013.eps

031198

6480

10V

3483//
3484

START/
STOP
H DRIVE

HOP

3493

6344

LDP

(73)

(5)

(74)

3490

6485

+

-

3491

220K

8V6

E.W. drive

E/W

3340

6340

6341

FLASH

7341

7351

8V6

8V6

EHT info

33K

1V

3492

3353

8V6

8V6

3350

6350

27V

3352

OTC

BC-prot

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17
18
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Содержание 32PW9523-05R

Страница 1: ...s and PWB lay outs Diagram PWB Power Supply Diagram A1 35 36 37 Line Deflection Diagram A2 38 36 37 Frame Deflection Frame Rotation Diagram A3 39 36 37 Audio Amplifier Diagram A4 40 36 37 Mains switch Panel Diagram E 41 41 CRT Scavem Panel Diagram F 42 43 Tuner IF I O Video processing Diagram K1 46 44 45 Input Output Diagram K2 47 44 45 Sound processing Diagram K3 48 44 45 Audio Dolby Diagram K4 4...

Страница 2: ...ions 2 MG2 1E 1 Technical specifications Mains voltage 220V 240V 10 50 60Hz 5 Aerial input impedance coaxial 75 Ω Minimal aerial voltage 30µV VHF 40µV UHF Maximum aerial voltage 180 mV Programmes 0 99 VCR programmes 0 90 99 ...

Страница 3: ... status 0 0 4V INT 1 3V EXT 75Ω 17 CVBS v 18 CVBS v 19 CVBS 1Vpp 75Ω k 20 CVBS 1Vpp 75Ω j 21 Earth socket 2 2 2 External 2 in out SVHS RGB CVBS intended for VCR 1 Audio R 0 5Vrms 1kΩ k 2 Audio R 0 5Vrms 10kΩ j 3 Audio L 0 5Vrms 1kΩ k 4 Audio v 5 Blue v 6 Audio L 0 5Vrms 10kΩ j 7 Blue Chroma out 0 7Vpp 75Ω j 8 CVBS status 0 1 3V INT 4 5 7V EXT 16 9 9 5 12V EXT 4 3 j 9 Green v 10 Easy link 11 Green ...

Страница 4: ...o L 0 5Vrms 10kΩ j 7 8 CVBS status 0 1 3V INT 4 5 7V EXT 16 9 9 5 12V EXT 4 3 j 9 10 11 12 13 14 15 16 17 CVBS v 18 CVBS v 19 20 CVBS 1Vpp 75Ω j 21 Earth socket Figure 2 3 CL 86532057_002 eps 170798 F TOP CONTROL PANEL MAINSWITCH PANEL LARGE SIGNAL PANEL SMALL SIGNAL PANEL SHIELDING SIDE I O PANEL CRT SCAVEM PANEL O K P E A ...

Страница 5: ...ce employee The interval depends on the usage conditions When the set is used under normal circumstances for example in a living room the recommended interval is 3 to 5 years When the set is used in circumstances with higher dust grease or moisture levels for example in a kitchen the recommended interval is 1 year The maintenance inspection contains the following actions Execute the above mentione...

Страница 6: ...semiconductors indicated in the circuit diagram and in the parts lists are completely interchangeable per position with the semiconductors in the unit irrespective of the type indication on these semiconductors 6 Manufactured under license from Dolby Laboratories Licensing Corporation 7 DOLBY the double D symbol and PRO LOGIC are trademarks of Dolby Laboratories Licensing Corporation Figure 3 1 Fi...

Страница 7: ...art I O coverplate see figure 4 2 2 Remove the I O coverplate by releasing the snap at the left side Pull the I O cover plate to the left and then backwards The I O bracket hinges at the right side It can be removed now 3 Pull backwards about 8 cm the bracket with the SSP and the LSP These brackets are not fixed to each other but can be repositioned backwards as if they were one bracket 4 Hook the...

Страница 8: ...fixation screws of the LSP topbracket one on the left hand side one on the right hand side 2 Disconnect wirings from cable clamps of LSP topbracket 3 In case the line transformer is changed by a bigger type a part of the LSP topbracket can be removed by breaking it 4 4 Removing the SSP from SSP bracket 1 Release the three fixation clamps on the right hand side of the bracket 2 Press the board upwa...

Страница 9: ...gnment Mode SAM The SDM and SAM can also be entered by short circuiting the relevant pins on the SSP Service Default Mode SDM Specification of the SDM Tuning frequency 475 25 MHz TV system for BGLM sets set to BG for BGLL I sets to LL All picture settings at 50 brightness colour contrast HUE All sound settings at 50 except volume at 25 so bass treble balance at 50 volume at 25 All service unfriend...

Страница 10: ...ht keys on the remote control handset after pressing the red button for picture menu and selecting colour Line 8 LS Headphone gives the Last Status of the headphone volume as set by the customer The value can vary from 0 volume is minimum to 24 volume is maximum Headphone volume values can be changed via the cursor left and cursor right keys on the remote control handset after pressing the green b...

Страница 11: ...t to No Line 21 Speaker configuration gives the configuration setting for the speakers In case the set is a Non Dolby set there will be displayed 0 If it is a Dolby set then is displayed Full internal L R external Surround external or Full external For the Dolby set the speaker configuration can be changed via the cursor left and cursor right keys on the remote control handset after opening the in...

Страница 12: ...u by pressing timer and enlarge at the same time and perform manual installation Select System West Europe Colours not correct unstable picture Check lines 17 Colour System and 18 TV System In case line 17 is SECAM and line 18 is BG the installed system for this preset is USA while France is required Install the required program again Open the installation menu by pressing timer and enlarge at the...

Страница 13: ...initialisation of the television In this way it is possible to distinguish which part of the start up routine hence which circuitry is causing the problem Reading out the error buffer ComPair can automatically read out the contents of the entire error buffer Diagnosis on I2 C level ComPair can access the I2 C bus of the television without a physical connection ComPair can send and receive infrared...

Страница 14: ... in all modes except the SAM 2 Press 1 to view the last error detected 3 Hold the DST 5 to 10 cm from in front of the stand by LED of the set the IR sending LED of MG2 1E is located near the stand by LED 4 Press the OK key The error is represented by a 2 digit number The 2 digits on the DST are displayed sequentially with a pause before it is repeated The digit after the pause is the 1st digit If ...

Страница 15: ...ode In this mode items of the set can be adjusted via a menu and with the help of test patterns Both modes can be entered via the service connector on the SSP connector 0356 or via the DST dealer service tool or via ComPair The service alignment mode can not be entered in Standby the set has to be in normal operation Protection levels If a fault situation is detected an error code will be generate...

Страница 16: ... mode at once To be able to store the error code in the error buffer the protection signals are also wired to the OTC The protection is activated in case of Unbalance of Vs and Vs Unbalance of 7V7 and 7V7 DC output present on one of the audio amplifiers 5 4 4 Protections from the status register of the HOP fig 5 9 Every 200 msec the status register of the HOP is read by the OTC via I2 C If a prote...

Страница 17: ... by DC prot 76 FBCSO BC info BC 74 I2C S 65 slow 66 fast I O video I O audio Tuner Picnic Prozonic FBX 10 11 5 50 51 77 5V2 I2C F I2C Video control I2C3 67 ST24E16 ST24E32 1 2 8V6 68 AUDIO RGB HOP HIP ITT EDRIC LTP 20 15 25 26 21 6350 27V 8V6 green red 5Vst by 5V2 6051 tuner 33V 7021 140V FFS 1V 7484 E W HFB HFB 71 HOP 20 DEFLECTION FBSCO LDP 73 VFB 70 Hor defl Vert defl VFB St by EHT info 200V EH...

Страница 18: ...us blocked ACKN 5X 5X N Y N N Y N Y N Y Start Free the bus I2C drivers Stop Free bus Device I2C error Slow 1102 Tuner 7609 Picnic 7608 Prozonic 7501 I O Video Feature box 5 50 51 10 77 Send adres data General I2C error Slow Fast 65 66 Fast NVM bus 7402 LTP 7770 Dolby 7751 ITT 7501 HIP 7300 HOP 21 26 25 15 20 7008 NVM 1 2 ...

Страница 19: ...G2 1E Figure 5 8 CL 86532092_013 eps 031198 6480 10V 3483 3484 START STOP H DRIVE HOP 3493 6344 LDP 73 5 74 3490 6485 3491 220K 8V6 E W drive E W 3340 6340 6341 FLASH 7341 7351 8V6 8V6 EHT info 33K 1V 3492 3353 8V6 8V6 3350 6350 27V 3352 OTC BC prot ...

Страница 20: ...ions 20 MG2 1E Figure 5 9 SM 86532047_039 eps 290798 3353 7421 2420 Hdefl Vdefl Hdrive 2419 5410 HFB 71 ϕ2 ϕ2 HOP VFB 70 PA 7600 27V 6758 100µ 8V2 Vpos Vneg Flyback gen Thermal prot HOP F R A M E HFB horizontal fly back VFB vertical fly back ...

Страница 21: ...s and protections 21 MG2 1E Figure 5 10 SM 86532047_040 eps 290798 7556 Vbatt Main supply FFS 220V Vs 7V7 2700 L R S C Vs 7V7 1002 7000 7001 7550 6570 DCprot 76 µP 6571 5VST by 7762 AUDIO 7761 7796 8V6 5V2 Vs 16V STANDBY DC PROT ...

Страница 22: ...lace K7 X1001 A1 P1 OK No Check Replace Mains input circuit Mains switch Fuse 1052 Yes Repair STANDBY Supply with STANDBY supply repair kit 4822 310 11235 If the STANDBY Supply is OK now but the set is still not functioning properly then switch off the mains and start all over again No No No No If the LED goes on with the startup sequence orange green then the set may seem OK however there are als...

Страница 23: ...for one second then white screen then prot with error 74 F Check the B G R drivers IC7330 IC7340 IC7350 pin8 The driver for which colour is lighting has a short circuited output Check F 12V R3372 C2372 L6372 D6335 D6345 D6355 BLC INFO R3360 D6372 K6 C2423 D6420 TS7424 K5 TS7603 TS7604 If menu screen is OK then check K5 IC7606 IC7614 No Yes Poor contrast at Dig scan on but menu screen OK check repl...

Страница 24: ... Short pin 3 4 of Relay 1002 A1 P5 300 V Check Replace K7 IC7002 IC7003 IC7008 IC7013 X1001 Check replace A1 Relay 1002 TS7000 TS7001 Afterwards remove short of pin3 4 If the power supply is ok now but the set is still not functioning properly then switch off the mains and start allover again Yes No No No Yes Yes Repair main Supply with Main supply Repair Kit 4822 310 11234 If the power supply is ...

Страница 25: ...onn 0328 A4 A1 A2 OK Check replace A4 IC7740 Check replace A4 Conn 0336 Conn 0335 Speakers Yes Yes Yes Yes Yes Yes Yes Yes No No No No No No No No No Yes K3 A20 A21 OK No K3 A14 A15 OK Check replace K3 IC7757 Check replace K3 Conn 0344 Headphones Yes Yes No K3 I13 I14 I15 OK Check replace K3 IC7751 No DOLBY section only for Dolby sets K4 A16 A17 OK K4 5DC 3V3S 3V3SD 3V3SA OK Check replace K4 IC775...

Страница 26: ...lace IC7501 K1 V3a V3b V3c OK K1 I7 OK K1 IC7501 pin14 CVBSINT OK Check replace K1 TS7502 Check replace K1 if COMB is selected TS7561 IC7560 TS7555 K1 IC7501 Yes Yes No No Yes No Check of Video input section HIP Check of the Supply and X tal section No Check of the Featurebox section PICNIC K5 IC7609 pin23 25 26 V3a V3b V3c OK Check replace K5 TS7610 TS7611 TS7612 No Check of the video output sect...

Страница 27: ...K1 replace IC7501 K5 HA available at IC7609 pin 28 Check tracks from K1 IC7501 to K5 IC7609 K 6 F5k OK HA on K5 and F5k on K6 must be synchronized K5 IC7609 defective If not then K5 IC7609 is defective Yes Yes Yes No No No No K6 S7 OK Check replace K6 IC7300 Check replace A2 L1 L2 L3 L4 TS7408 TS7409 TS7411 TS7421 T5430 If too difficult line repair kit 4822 310 11236 Vertical drive section K1 S1 O...

Страница 28: ...Check Replace A3 IC7600 See also the Deflection and Sync Fault Finding Tree Vertical drive section PROTECTION MODE NOTE The protection mode can be overruled by putting the set into the SDMode This should be done very carefully because of the risk to damage the parts which the protection has been designed for Overruling can only be done by shortcircuiting pin 2 3 of conn 0356 ERROR 71 73 note due t...

Страница 29: ...ghest DC level is used Put the set in the SDM mode via the button on the DST or via short circuiting the SDM pins 2 and 3 of connector 0356 on the SSP diagram K7 Insert a black test pattern signal carrier 475 25 MHz to the tuner input Connect an oscilloscope position 50V Div DC and 2ms Div alternately to the CRT cathodes red pin 8 green pin 6 blue pin 11 and measure for each cathode the DC level o...

Страница 30: ...re the DC voltage on pin 1 of the Tuner position 1102 With the Tuner AGC alignment in the SAM menu this voltage can be aligned Alignment is correct when DC voltage is just below 3 8 V 8 5 Alignments and settings in the Service Alignment Menu 8 5 1 General Entering the SAM can be done in 2 ways Briefly shorting the service pins SERVICE ALIGNMENT MODE on the front side of the SSP pins 1 and 2 of con...

Страница 31: ...hed onto the colour Use a colour bar grey scale pattern as test signal Lum Delay Pal Apply a PAL colour bar grey scale pattern as a test signal Adjust Lum Delay Pal until the transients of the colour part and black and white part of the test pattern are at the same position Lum Delay Secam Apply a SECAM colour bar grey scale pattern as a test signal Adjust Lum Delay Pal until the transients of the...

Страница 32: ...the vertical lines until straight 2 Use East West Corner to align the vertical lines in the corners until straight 3 Use East West Trapezium to align for a rectangular 4 Use Horizontal Parallelogram to align for straight vertical lines if necessary 5 If necessary select East West Corner and align as required 6 Repeat steps 1 to 4 if necessary 8 5 4 Geometry alignments Super wide geometry in the Se...

Страница 33: ...ation Yes No During Drive alignments No TXT DualScreen Yes TXT DualScreen present only valid for 16 9 sets No TXT DualScreen not present EPG DualScreen Yes IC7013 present on the SSP diagram K7 No IC7013 not present on the SSP diagram K7 Source Selection External 3 Yes 3rd EURO connector present No No 3rd EURO connector present Audio Repro Acoustic system Normal Applicable for sets without subwoofe...

Страница 34: ...digital scan natural motion upper part is only digital scan Personal Blue Mute Yes Blue mute active in case no picture detected No Noise in case of no picture detected Virgin Mode Yes TV starts up once with language selection menu after mains switch on for the first time virgin mode No TV does not starts up once with language selection menu after mains switch on for the first time virgin mode Auto...

Страница 35: ...9 Circuit description 63 MG2 1E 9 Circuit description For the circuit description see the provisional Training Manual MG2 1E 4822 727 21619 ...

Страница 36: ...u switch on your set for the first time the menu LANGUAGE automatically appears on the screen Alternatively the explanation appears in the different languages Choose your own language and press the OK key on the remote control Go on to page 4 CABLE RO6 AA 2 2 1 3 5 4 6 8 7 9 0 B Ò π M SMART DNR INSTANT V P a Q q b i 0 S X f h U h U æ w b OK MODE VCR V P Q M a Your remote control w æ Installation p...

Страница 37: ...e of poor reception you can improve the reception by adjusting the frequency with the cursor left right Store steps till Select Store and press the OK key Repeat every step to store another TV channel To exit from the menu Press the red key on the remote control Automatic Installation Start Stop TV is searching One moment please J Stop K Automatic Installation Start Stop 1 BBC1 2 BBC2 3 CNN J Star...

Страница 38: ...tilt Information Line Factory settings Auto format Yes No INSTALLATION J Digital Sources Decoder Descrambler Programme Decoder Status J Programme 6 According to your preference you can change the order of the stored TV channels Select Reshuffle in the INSTALLATION menu and press the OK key é Select the programme number you want to change Press the OK key Select the new number Press the OK key Repe...

Страница 39: ...cord stop If your video recorder has the EasyLink function the INSTANT key for record can be operated in the TV mode Press again to stop V P SMART DNR INSTANT M a Q q b S X 2 1 3 5 4 6 8 7 9 0 B Ò π i 0 f h U æ w b OK 8 Use of the remote control V P SMART DNR INSTANT M a Q q b S X 2 1 3 5 4 6 8 7 9 0 B Ò π i 0 f h U æ w b OK PICTURE menu Ò SOUND menu FEATURES menu π Programmes Select the desired T...

Страница 40: ...left right direction to select the menu item Use the OK key to activate Press the same colour key again to return or to switch menu off Picture menu If a NTSC peripheral is connected to EXTERNAL 2 the option Hue also appears Sharpness You can adjust the Sharpness for each TV channel separately Tint Select the colour temperature Normal Warm or Cool Digital Scan Line Flicker Reduction if provided In...

Страница 41: ... be entered with the digit keys The programme guide page will be stored automatically Every time you press the æ key the programme guide page of the selected TV channel will be available if the TV channel does not support NEXTVIEW Press the cursor down to select the displayed main index programme guide pagenumber Press the cursor left right to run through the subpages The function items record rem...

Страница 42: ...rdings when performed Some NEXTVIEWLink video recorders do not allow a daily programming of recording to start on a Saturday or Sunday In this case the item daily will be removed from the menu on those days Video recorder restrictions with NEXTVIEW Record Remind Info Info block Date time CHANNEL THEME OVERVIEW BBC 1 BBC 2 J channel start prog R 14 Press the æ key on the remote control to display c...

Страница 43: ...selection of previous and following pages which are in transmission and of the pages referred to in the options line a habit watcher list frequently used pages are put in a list of preferred pages so that they are immediately available afterwards the precapturing of the page numbers referred to in the displayed page the precapturing of all the subpages Switch Teletext on and off Press b to switch ...

Страница 44: ...RNAL 1 Look for the test signal of your peripheral in the same way as you do for a video recorder When a video recorder is connected to EXTERNAL 1 you can only record a programme from your TV Only when a video recorder is connected to EXTERNAL 2 it is possible to record a programme from your TV as well as from other connected equipment See Record with your video recorder p 23 Connect Peripheral Eq...

Страница 45: ...onds both TV and the video recorder are switched to standby B Ò π f h U æ w b OK V P SMART DNR INSTANT M a Q q b S X 2 1 3 5 4 6 8 7 9 0 B Ò π i 0 f h U æ w b OK B Ò π 20 Camera and camcorder Connect your camera or camcorder at the right side of your TV Connect the equipment to VIDEO 2 and AUDIO L 3 for mono equipment Press the X key repeatedly to select the sound coming from one or both loudspeak...

Страница 46: ...directly to the video recorder 1 Record a TV programme Select the programme number on your video recorder Set your video recorder to record See the handbook for your video recorder Switching programme numbers on your TV does not disturb recording 2 Record a programme on your video recorder connected to EXTERNAL 2 from Audio Video equipment connected to EXTERNAL 1 or to the right side Switch on the...

Страница 47: ...art1 sound right IN SC2 B In scart2 blue IN SC2 CVBS_Y In scart2 CVBS or luminance SVHS IN SC2 FBL In scart2 fast blanking IN SC2 G In scart2 green IO BUS In out bus IR LED Drive signal for the service Infra red LED LDP A2 K6 Line deflection protection LED K7 Control signal for ON and STANDBY LED s LIGHT SENSOR Light sensor LINE DRIVE Line drive signal LMN System L M N LNA Low noise adapter LSP La...

Страница 48: ...ture box output signal from PICNIC U OUT U signal to HOP IC Microprocessor V DEC V dec input signal for PICNIC VD Vertical Drive signal VDEFL 2 Vertical deflection connection 2 VDEFL 1 Vertical deflection connection 1 VDNEG Negative vertical drive signal VDPOS Positive vertical drive signal V FEAT V feature box output signal from PICNIC VFB Vertical fly back pulse V OUT V signal to HOP IC VA Verti...

Страница 49: ...51 4822 051 20471 470Ω 5 0 1W 3054 4822 051 20561 560Ω 5 0 1W 3055 4822 051 20008 0Ω jumper 0805 3056 4822 116 10065 1M A 495V MAX 850V 3057 4822 053 21335 3M3 5 0 5W 3058 4822 051 20474 470k 5 0 1W 3059 4822 117 11507 6k8 1 0 1W 3061 4822 051 20332 3k3 5 0 1W 3063 4822 052 10478 4Ω7 5 0 33W 3064 4822 052 10478 4Ω7 5 0 33W 3066 4822 053 21335 3M3 5 0 5W 3076 4822 117 11507 6k8 1 0 1W 3077 4822 117...

Страница 50: ...5322 122 32286 3 3pF 5 50V 2406 5322 121 42386 100nF 5 63V 2407 5322 122 31863 330pF 5 50V 2409 4822 121 70619 22nF 10 50V 2410 5322 122 32654 22nF 10 63V 2411 4822 124 40764 22µF 100V 2420 4822 121 41856 22nF 5 250V 2422 4822 126 13693 56pF 1 63V f 3324 4822 117 10833 10k 1 0 1W 3325 4822 051 20182 1k8 5 0 1W 3327 4822 051 20104 100k 5 0 1W 3329 4822 116 83864 10k 5 0 5W 3330 4822 117 11449 2k2 1...

Страница 51: ... 10 50V 2758 5322 122 32268 470pF 10 50V 2759 5322 122 32268 470pF 10 50V 2760 5322 122 32268 470pF 10 50V 2761 4822 122 32927 220nF 20 50V 2762 4822 122 32927 220nF 20 50V 2763 5322 122 32268 470pF 10 50V 2764 5322 122 32268 470pF 10 50V 2765 4822 124 12095 100µF 20 16V 2766 4822 124 12095 100µF 20 16V 2767 5322 122 32286 3 3pF 5 50V 2768 5322 122 32286 3 3pF 5 50V 2769 4822 126 13482 470nF 80 20...

Страница 52: ...VA2650A 6004 4822 130 11422 PLVA2650A 6006 4822 130 11422 PLVA2650A 6008 4822 130 11422 PLVA2650A 6009 4822 130 11422 PLVA2650A 6012 4822 130 11422 PLVA2650A 6013 4822 130 11422 PLVA2650A 6017 4822 130 11422 PLVA2650A 6019 4822 130 11422 PLVA2650A 6021 4822 130 11422 PLVA2650A 6023 4822 130 11422 PLVA2650A 6025 4822 130 11423 PLVA2656A 6026 4822 130 11423 PLVA2656A 6037 4822 130 11366 BZX284 C3V9 ...

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