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FWC50C37 (continued)

2109 10pF., 5%, 50V, for LW version . . . 5322 122 32448

2120 27pF., 1%, 63V, for LW version . . . 4822 126 13691

2120 22pF., 5%, 50V . . . . . . . . . . . 5322 122 32658

2122 3.3nF., 10%, 63V, for LW version . . 4822 122 33891

2125 560pF., 5%, 400V . . . . . . . . . . 4822 121 51381

2126 330pF., 5%, 50V. . . . . . . . . . . 5322 122 31863

2127 220nF., +80/-20%, 50V. . . . . . . . 4822 126 13473

2128 10uF., 20%, 50V. . . . . . . . . . . 4822 124 41579

2129 100uF., 20%, 10V . . . . . . . . . . 4822 124 41584

2130 22nF., +80/- 20%, 25V. . . . . . . . 4822 126 11585

2131 470nF., 16V. . . . . . . . . . . . . 4822 122 33325

2132 470nF., 16V. . . . . . . . . . . . . 4822 122 33325

2131 470nF., +80/- 20%, 16V . . . . . . . 4822 126 13482

2132 470nF., +80/- 20%, 16V . . . . . . . 4822 126 13482

2133 1uF., 20%, 63V . . . . . . . . . . . 4822 124 40242

2134 15nF., 5%, 63V . . . . . . . . . . . 4822 126 13188

2134 22nF., 10%, 63V, for USA . . . . . . 5322 122 32654

2135 0.22uF., 20%, 63V. . . . . . . . . . 4822 124 40746

2136 15nF., 5%, 63V . . . . . . . . . . . 4822 126 13188

2136 22nF., 10%, 63V, for USA . . . . . . 5322 122 32654

2137 0.2uF., 20%, 63V . . . . . . . . . . 4822 124 40746

2138 2.2uF., 20%, 50V . . . . . . . . . . 4822 124 41576

2139 15pF., 5%, 50V . . . . . . . . . . . 4822 126 14236

2140 470nF., 5%, 63V. . . . . . . . . . . 4822 121 51252

2141 100nF., 20%, 25V . . . . . . . . . . 4822 126 10002

2142 100nF., 20%, 25V . . . . . . . . . . 4822 126 10002

2143 220nF., +80/-20%, 50V. . . . . . . . 4822 126 13473

2144 1uF., 20%, 63V . . . . . . . . . . . 4822 124 40242

2145 220pF., 5%, 50V. . . . . . . . . . . 4822 122 33575

2146 220pF., 5%, 50V. . . . . . . . . . . 4822 122 33575

2147 220pF., 5%, 50V. . . . . . . . . . . 4822 122 33575

2148 22nF., +80/- 20%, 25V. . . . . . . . 4822 126 11585

2149 22nF., 10%, 63V. . . . . . . . . . . 5322 122 32654

2150 100nF., 20%, 63V . . . . . . . . . . 4822 122 31947

2152 560pF., 5%, 63V, for East. Europe. . 5322 116 80853

2152 33nF., 5%, 63V . . . . . . . . . . . 4822 126 12105

2153 12pF., 2%, 63V, for East. Europe . . 4822 122 32139

2153 15pF., 2%, 63V . . . . . . . . . . . 4822 122 32504

2155 Trimmer, 3-11pF., 100V . . . . . . . 4822 125 60101

2158 10pF., 5%, 50V, for LW version . . . 5322 122 32448

2159 33pF., 5%, 50V . . . . . . . . . . . 5322 122 32659

2160 22nF., 10%, 63V. . . . . . . . . . . 5322 122 32654

2161 100nF., 20%, 25V . . . . . . . . . . 4822 126 10002

2163 100nF., 20%, 25V . . . . . . . . . . 4822 126 10002

2164 470nF., +80/- 20%, 16V . . . . . . . 4822 126 13482

2165 100nF., 20%, 25V . . . . . . . . . . 4822 126 10002

2166 1nF., 10%, 50V . . . . . . . . . . . 5322 122 34123

2167 12pF., 2%, 63V . . . . . . . . . . . 4822 122 32139

2168 82pF., 1%, 63V . . . . . . . . . . . 4822 126 13695

RESISTORS

3101 5.6k, 5%, 0.1W, for East. Europe . . 4822 051 20562

3101 33k, 5%, 0.1W. . . . . . . . . . . . 4822 051 20333

3102 100k, 5%, 0.1W . . . . . . . . . . . 4822 051 20104

3103 18k, 1%, 0.1W. . . . . . . . . . . . 4822 117 10965

3104 180 ohm, 1%, 0.1W. . . . . . . . . . 4822 117 11448

3105 220 ohm, 5%, 0.5W. . . . . . . . . . 4822 116 83872

3108 2.2k, 1%, 0.1W, for LW version . . . 4822 117 11449

3109 4.7k, 5%, 0.1W, for LW version . . . 4822 051 20472

3110 47 ohm, 5%, 0.5W . . . . . . . . . . 4822 116 52195

3120 0 ohm, Jumper 0805 . . . . . . . . . 4822 051 20008

3123 4.7k, 5%, 0.1W, for LW version . . . 4822 051 20472

3125 10k, 1%, 0.1W, for LW version. . . . 4822 117 10833

3128 2.2k, 1% 0.1W, for LW version. . . . 4822 117 11449

3132 47 ohm, 5%, 0.5W . . . . . . . . . . 4822 116 52195

3134 22k, 5%, 0.1W. . . . . . . . . . . . 4822 051 20223

3137 22k, 5%, 0.1W, for LW version. . . . 4822 051 20223

3140 0 ohm, Jumper 0805, 5120=CDA10.7MG40K 4822 051 20008

3140 150 ohm, 1%, 0.1W, 5120=CDA10.7MG61KA 4822 117 10353

3141 56k, 5%, 0.1W. . . . . . . . . . . . 4822 051 20563

3142 Trimmer, 100k, 30%, 0.1W . . . . . . 4822 100 11163

3143 22k, 5%, 0.1W, for RDS version . . . 4822 051 20223

3144 1k, 2%, 0.25W, for RDS version . . . 4822 051 10102

3145 2.2k, 1%, 0.1W . . . . . . . . . . . 4822 117 11449

3146 22 ohm, 5%, 0.1W . . . . . . . . . . 4822 051 20229

3152 470 ohm, 5%, 0.5W. . . . . . . . . . 4822 116 83883

3153 470 ohm, 5%, 0.1W. . . . . . . . . . 4822 051 20471

3154 150 ohm, 5%, 0.5W. . . . . . . . . . 4822 116 83868

3155 470 ohm, 5%, 0.1W. . . . . . . . . . 4822 051 20471

3156 100k, 5%, 0.1W, for /21/30/33 only . 4822 051 20104

3157 100k, 5%, 0.5W, for East. Europe . . 4822 116 52234

3158 470 ohm, 5%, 0.5W. . . . . . . . . . 4822 116 83883

3159 470 ohm, 5%, 0.5W. . . . . . . . . . 4822 116 83883

3160 470 ohm, 5%, 0.5W. . . . . . . . . . 4822 116 83883

3161 470 ohm, 5%, 0.5W. . . . . . . . . . 4822 116 83883

3167 220 ohm, 1%, 0.1W. . . . . . . . . . 4822 117 11503

3169 150k, 5%, 0.1W . . . . . . . . . . . 4822 051 20154

3170 100k, 5%, 0.5W . . . . . . . . . . . 4822 116 52234

3171 330 ohm, 5%, 0.5W. . . . . . . . . . 4822 116 52219

3176 1k, 2%, 0.25W, for RDS version . . . 4822 051 10102

3180 22k, 5%, 0.1W, for LW version. . . . 4822 051 20223

4101 0 ohm, Jumper 0805, for 2-Band only. 4822 051 20008

4102 0 ohm, Jumper 0805, for 2-Band only. 4822 051 20008

4103 0 ohm, Jumper 0805 . . . . . . . . . 4822 051 20008

4104 0 ohm, Jumper 0805 . . . . . . . . . 4822 051 20008

4105 0 ohm, Jumper 0805 . . . . . . . . . 4822 051 20008

4106 0 ohm, Jumper 0805 . . . . . . . . . 4822 051 20008

4108 0 ohm, Jumper 0805 . . . . . . . . . 4822 051 20008

4111 0 ohm, Jumper 0805 . . . . . . . . . 4822 051 20008

4120 0 ohm, Jumper 0805 . . . . . . . . . 4822 051 20008

4150 0 ohm, Jumper 1206 . . . . . . . . . 4822 051 10008

4151 0 ohm, Jumper 0805 . . . . . . . . . 4822 051 20008

4152 0 ohm, Jumper 1206 . . . . . . . . . 4822 051 10008

4153 0 ohm, Jumper 1206 . . . . . . . . . 4822 051 10008

4154 0 ohm, Jumper 1206 . . . . . . . . . 4822 051 10008

4155 0 ohm, Jumper 1206 . . . . . . . . . 4822 051 10008

4156 0 ohm, Jumper 0805 . . . . . . . . . 4822 051 20008

4157 0 ohm, Jumper 1206 . . . . . . . . . 4822 051 10008

4158 0 ohm, Jumper 1206 . . . . . . . . . 4822 051 10008

4159 0 ohm, Jumper 1206 . . . . . . . . . 4822 051 10008

4162 0 ohm, Jumper 1206 . . . . . . . . . 4822 051 10008

COILS & FILTERS

5102 MW RF Coil . . . . . . . . . . . . . 4822 157 71634

5103 LW RF Coil, for LW version . . . . . 4822 157 71635

5109 Ceramic Filter 10.7MHz . . . . . . . 4822 242 70665

5110 Ceramic Filter 10.7MHz . . . . . . . 4822 242 70665

5111 AM-IF Filter 450kHz. . . . . . . . . 4822 158 60511

5112 AM-IF Filter 450kHz. . . . . . . . . 4822 157 70302

5114 AM-IF Filter 450kHz. . . . . . . . . 4822 157 70302

5119 Discriminator 10.7MHz. . . . . . . . 4822 157 11443

5120 Ceramic Disc. 10.7MG40K. . . . . . . 4822 242 82065

5120 Ceramic Disc. 10.7MG61KA-TF21. . . . 4822 242 10251

5121 Quartz 75kHz . . . . . . . . . . . . 4822 242 10261

5122 Osc. Coil LW, for LW version . . . . 4822 157 60517

5123 Osc. Coil MW . . . . . . . . . . . . 4822 157 60517

5130 RF-Coil, 1.5T. . . . . . . . . . . . 4822 156 30947

5131 RF-Coil, 1.5T. . . . . . . . . . . . 4822 156 30947

SEMICONDUCTORS

6103 Diode, 1N4148. . . . . . . . . . . . 4822 130 30621

6104 Diode, 1N4148. . . . . . . . . . . . 4822 130 30621

6105 Diode, HN1V02H-B . . . . . . . . . . 4822 130 83075

6106 Diode, 1N4148. . . . . . . . . . . . 4822 130 30621

6107 Diode, BZX79-B11 . . . . . . . . . . 4822 130 34488

6120 Diode, 1N4148, not for /21/30/33 . . 4822 130 30621

6130 Diode, 1SV228. . . . . . . . . . . . 4822 130 82833

6131 Diode, 1SV228. . . . . . . . . . . . 4822 130 82833

7101 IC, TEA5757H/V1. . . . . . . . . . . 4822 209 90924

7102 Transistor, 2SA838B. . . . . . . . . 4822 130 60093

7103 Transistor, BC858C, for RDS version. 4822 130 42513

7104 Transistor, BC338-40, for LW version 5322 130 44779

7105 Transistor, BC338-40, for LW version 5322 130 44779

7109 Transistor, BC858B, for LW version . 5322 130 41983

7111 Transistor, BC848C . . . . . . . . . 5322 130 42136

7122 Transistor, BC848C, for LW version . 5322 130 42136

7124 Transistor, BC848C, for LW version . 5322 130 42136

TAPE TRANSPORT PART LIST

TAPE TRANSPORT PART LIST

201 tape transport CDS-83WPC-04. . . . . 4822 691 10793

204 SPRING, RECORD . . . . . . . . . . . 4822 492 11755

TAPE TRANSPORT MECHANICAL PARTS

TAPE TRANSPORT MECHANICAL PARTS

10 PINCH ROLLER ASM. (items 10-12). . . 4822 528 11189

11 PINCH ROLLER ASM. (items 10-12). . . 4822 528 11189

12 PINCH ROLLER ASM. (items 10-12). . . 4822 528 11189

17 CLUTCH ASM. (items 17-24). . . . . . 4822 402 10966

18 CLUTCH ASM. (items 17-24). . . . . . 4822 402 10966

19 CLUTCH ASM. (items 17-24). . . . . . 4822 402 10966

20 CLUTCH ASM. (items 17-24). . . . . . 4822 402 10966

21 CLUTCH ASM. (items 17-24). . . . . . 4822 402 10966

22 CLUTCH ASM. (items 17-24). . . . . . 4822 402 10966

23 CLUTCH ASM. (items 17-24). . . . . . 4822 402 10966

24 CLUTCH ASM. (items 17-24). . . . . . 4822 402 10966

38 FLYWHEEL ASSY, PB DECK . . . . . . . 4822 528 11242

39 FLYWHEEL ASSY, REC/PB DECK . . . . . 4822 528 11243

40 See Flywheel Asm. Items 38 or 39 . . 0000 000 0----

41 See Flywheel Asm. Items 38 or 39 . . 0000 000 0----

106 MAIN BELT. . . . . . . . . . . . . . 4822 358 31225

107 SUB BELT . . . . . . . . . . . . . . 4822 358 31124

110 LEAF SWITCH, MOTOR ON/OFF. . . . . . 4822 278 90663

111 REC/PB-HEAD, TC951-B . . . . . . . . 4822 249 10565

112 ERASE HEAD, LE15B-C1 . . . . . . . . 4822 249 10548

113 REC/PB-HEAD, TC951-B . . . . . . . . 4822 249 10565

114 LEAF SWITCH, INDICAT. ,PLAY" REC/PB-D

ECK. . . . . . . . . . . . . . . . . 4822 277 11754

115 MOTOR ASM., EG530YD-2BH + PULLEY (ite

ms 115-116). . . . . . . . . . . . . 4822 361 11053

116 MOTOR ASM., EG530YD-2BH + PULLEY (ite

ms 115-116). . . . . . . . . . . . . 4822 361 11053

118 MOTOR CUSHION. . . . . . . . . . . . 4822 466 11787

119 LEAF SWITCH, INDICAT. ,PLAY" PB-DECK 4822 277 11753

122 WASHER, 1.6X3.5X0.4. . . . . . . . . 4822 532 12937

ECO MTF BOARD PARTS LIST

ECO MTF BOARD PARTS LIST

S = Safety Part Be sure to use exact replacement part.

Содержание FW-C50/37

Страница 1: ...GIC CIRCUIT 14 27 FRONT BOARD CBA TOP VIEW 15 0 FRONT BOARD CBA BOTTOM VIEW 16 0 CDC KEYBOARD STANDBY LED CBAs BOTH SIDES 17 KARAOKE BOARD CBA TOP VIEW 18 KARAOKE BOARD CBA BOTTOM VIEW 19 RECORDER MTF BOARD CBA TOP VIEW 20 RECORDER MTF BOARD CBA BOTTOM VIEW 21 CD BOARD 3CDC LC CBA TOP VIEW 22 CD BOARD 3CDC LC CBA BOTTOM VIEW 23 POWER MODULE P4 99 CBA TOP VIEW 24 POWER MODULE P4 99 CBA BOTTOM VIEW ...

Страница 2: ...mself thoroughly that neither his safety nor the safe operation of the equipment will be jeopardized by the service method selected Hereafter throughout this manual Philips Consumer Electronics Company will be referred to as Philips WARNING Critical components having special safety characteristics are identified with a or S by the Ref No in the parts list and enclosed within a broken line where se...

Страница 3: ...he Ref No in the parts list and enclosed within a broken line where several critical components are grouped in one area along with the safety symbol on the schematic diagrams and or exploded views 7 When servicing any unit always use a separate isolation transformer for the chassis Failure to use a separate isolation transformer may expose you to possible shock hazard and may cause damage to servi...

Страница 4: ...s in a receiver with a problem of excessive high voltage reduce the line voltage by means of a Variac to bring the HV into acceptable limits while troubleshooting Do not operate the chassis longer than necessary to locate the cause of the excessive HV 6 New picture tubes are specifically designed to withstand higher operating voltages without creating undesirable X radiation It is strongly recomme...

Страница 5: ... procedure with the ac plug reversed Note An ac adapter is necessary when a polarized plug is used Do not defeat the polarizing feature of the plug OR With the instrument completely reassembled plug the AC line cord directly into a 120V AC outlet Do not use an isolation transformer during this test Use a leakage current tester or a metering system that complies with American National Standards Ins...

Страница 6: ...pe PARTS REPLACEMENT Many electrical and mechanical parts in Philips television sets have special safety related characteristics These characteristics are often not evident from visual inspection nor can the protection afforded by them necessarily be obtained by using replacement components rated for higher voltage wattage etc The use of a substitute part which does not have the same safety charac...

Страница 7: ...orrectly replace all missing protective shields including any removed for servicing convenience 2 When reinstalling the chassis and or other assembly in the cabinet be sure to put back in place all protective devices including but not limited to nonmetallic control knobs insulating fishpapers adjustment and compartment covers shields and isolation resistor capacitor networks Do not operate this in...

Страница 8: ...e manufacturer s warranty and may make you the servicer responsible for personal injury or property damage resulting therefrom 4 Picture Tube Implosion Protection Warning The picture tube in this receiver employs integral implosion protection For continued implosion protection replace the picture tube only with one of the same type number Do not remove install or otherwise handle the picture tube ...

Страница 9: ...onverters RF cables noise blocking capacitors and noise blocking filters etc C Use specified internal wiring Note especially 1 Wires covered with PVC tubing 2 Double insulated wires 3 High voltage leads D Use specified insulating materials for hazardous live parts Note especially 1 Insulation Tape 2 PVC tubing 3 Spacers 4 Insulators for transistors E When replacing ac primary side components trans...

Страница 10: ...nnect the ac plug from the ac supply socket SAFETY CHECK AFTER SERVICING Examine the area surrounding the repaired location for damage or deterioration Observe that screws parts and wires have been returned to original positions Afterwards perform the following tests and confirm the specified values in order to verify compliance with safety standards 1 Clearance Distance When replacing primary cir...

Страница 11: ... as the knobs antenna terminals etc to be sure the set is safe to operate without danger of electrical shock Do not use a line isolation transformer during this test Use an ac voltmeter having 5000 ohms per volt or more sensitivity in the following manner Connect a 1500 ohm 10 wan resistor paralleled by 0 15 MFD ac type capacitor between a known good earth ground water pipe conduit etc and the exp...

Страница 12: ...nd semiconductor chip components The following techniques should be used to help reduce the incidence of component damage caused by electrostatic discharge ESD 1 Immediately before handling any semiconductor component or semiconductor equipped assembly drain off any ESD on your body by touching a known earth ground Alternatively obtain and wear a commercially available discharging ESD wrist strap ...

Страница 13: ...replacement ES devices Otherwise harmless motion such as the brushing together of your clothes fabric or the lifting of your feet from a carpeted floor can generate static electricity ESD sufficient to damage an ES device NOTE to CATV system Installer This reminder is provided to call the CATV system installer s attention to article 820 22 of the NEC that provides guidelines for proper grounding a...

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Страница 33: ...mantling the Front Board Display Main Unit Exploded View to observe pos item numbers 1 Remove 1 screw C as indicated to loosen the Headphone Board pos 1101 A Display C E F screw removals within this view 2 Remove 5 screws E as indicated to loosen the Plate Front pos 254 3 Remove 4 screws F as indicated to loosen the Front Board pos 1102 A Dismantling of the MTF Module Display Main Unit Exploded Vi...

Страница 34: ...n of Mains Socket Repair Hint Temporary Board Removals During repair it is possible to disconnect the Tuner Board and CDC Module completely unless the fault is suspected to be in that area This will not affect the performance of the rest of the set Service Positions Display Service Position A Display Service Position B Note Use an insulation sheet to prevent the AF Board from being damaged or shor...

Страница 35: ...Display Main Unit Exploded View to observe pos item numbers ...

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Страница 58: ...MAIN CABINET EXPLODED VIEW ...

Страница 59: ...RECORDER BOARD MOUNTING DETAIL ...

Страница 60: ...TAPE MECHANISM EXPLODED VIEW ...

Страница 61: ...3CDC LT MODULE ASM EXPLODED VIEW ...

Страница 62: ...CD DRAWER BOTTOM VIEW ...

Страница 63: ...CD DRAWER TOP VIEW ...

Страница 64: ...Out Surround Out Subwoofer Out X Digital Out Matrix Surround X CD Text Dolby B RDS News Dolby Prologic DPL Incredible Surround Karaoke Features Voltage Selector Low Power Standby Clock Display Off Tuner board ECO5 Sys X Tuner board Tuner 95 Surround Loudspeakers X Specifications GENERAL Mains voltage 100V for 26 110 127V 220 240V Switchable for 21 21M 120V for 37 220V for 33 220 230V for 22 34 230...

Страница 65: ...dB 75dB Distortion at RF 1mV dev 75kHz 3 2 3dB Limiting point 7µV Crosstalk at RF 1mV dev 40kHz 18dB 26dB MW Tuning range 531 1602kHz 530 1700kHz for 21 21M 37 Grid 9kHz 10kHz for 21 21M 37 IF frequency 450kHz 1kHz Aerial input Frame aerial Sensitivity at 26dB S N 4 0mV M Selectivity at 18kHz bandwidth 18dB IF rejection 45dB Image rejection 28dB Distortion at RF 50mV m 80 5 7 LW Tuning range 153 2...

Страница 66: ... Rec Pb frequency response within 8dB 80Hz 12 5kHz Signal to noise ratio unweighted 44dB COMPACT DISC Measurement done at output conn of the CDC module Frequency response within 1 5dB 20Hz 20kHz Output level in Vrms 550mV 1dB unloaded Signal Noise ratio A weighted 80dBA Distortion at 1kHz 0 5 Channel difference at 1kHz 1dB Channel crosstalk at 1kHz 60dB De emphasis 0 or 15 50 mS Switched by subcod...

Страница 67: ...25mm 4822 466 10958 Anti static wristband 4822 395 10223 Connector box 1Megohm 4822 320 11307 Extension cable to connect wristband to conn box 4822 320 11305 Connecting cable to connect table mat to conn box 4822 320 11306 Earth cable to connect product to mat or box 4822 320 11308 Complete kit ESD3 combining all above products 4822 320 10671 Handling SMD Chip Type Components Display Chip Componen...

Страница 68: ...Display Warning Safety Notice ...

Страница 69: ...Display Chip Component Removal Replacement ...

Страница 70: ...Display Tuner FM Measurement Setup ...

Страница 71: ...Display Tuner AM Measurement Setup ...

Страница 72: ...Display CD Measurement Setup ...

Страница 73: ...Display Recorder Measurement Setup ...

Страница 74: ...Display Panel Location Guide ...

Страница 75: ...84 Dolby Pro logic Test Disc 4822 395 10216 ESD Equipment Anti static table mat large 1200x650x1 25mm 4822 466 10953 Anti static table mat small 600x650x1 25mm 4822 466 10958 Anti static wristband 4822 395 10223 Connector box 1Megohm 4822 320 11307 Extension cable to connect wristband to conn box 4822 320 11305 Connecting cable to connect table mat to conn box 4822 320 11306 Earth cable to connect...

Страница 76: ...d CD drive 2 Connect paperclip to CD drive flexfoil to short circuit flexfoil Display Flexfoil Short circuit 3 Remove old CD drive 4 Remove short circuit from flexfoil 5 Connect flexfoil to new CD drive 6 Position new CD drive in its studs 7 Remove short circuit solder joint from Laser unit see below Attention The laser diode of a new replacement CD drive is protected against ESD by a solder joint...

Страница 77: ...Display Safety Warning Notices ...

Страница 78: ...Display Panel Board Location Guide ...

Страница 79: ...Display Service Test Program ...

Страница 80: ...Display Tuner Adjustment Table EC05 Tuner ...

Страница 81: ...Display Tape Module Adjustment Table MTF Module ...

Страница 82: ...Display Recorder PCB Bottom View ...

Страница 83: ...An additional small standby transformer connected in series to the mains transformer reduces power consumption in standby mode In case power is switched on the control line ECO is low relay 1208 is activated standby transformer 5211 is shortened and out of work When the set is switched off standby the control line ECO is high relay 1208 is not activated standby transformer 5211 is now connected in...

Страница 84: ...delivered by separate windings of the mains transformer 4 5VAC for FTD heating transformer pin 16 17 30V stabilized by the 30V regulator located on the amplifier part The supply part delivers 35V unstabilized transformer pin 9 10 typical value 35V 45V Stabilized 5V6 Stabilizer 7201 generates the supply voltage 5V6 for the microprocessor In fault condition the output voltage can rise up to approx 1...

Страница 85: ...221 7225 is now activated via 6233 7228 is blocked no base current anymore 7227 is blocked too no 12V These protections are implemented for saving the set electronic in any fault condition 30V regulator Grid supply for the FTD switched by the microprocessor Simple regulation with 6251 as reference Typical value 29V Maximum current 30mA VCD Supply Is a provision for versions with a Video CD Player ...

Страница 86: ...ransistor more and more conducting until the summary of the voltage drop on 3340 E B 7304 3342 becomes approx 1 4V Now the necessary VBE for a darlington type transistor is obtained 7305 begins to switch through and connects the again higher DC supply A slowly to the power stages 7305 regulates A same as described before for B 7322 and 7316 switch the ripple capacitor 2355 dependent on the output ...

Страница 87: ...ARAOKE MIC MIXING The AF6 Board has provisions which can be configured to cater for one of the following NK Non Karaoke SK Simple Karaoke which caters for single mic mixing with additional mic amplifier board FK Full Karaoke which caters for double mic mixing with additional mic amplifier board c DOLBY PRO LOGIC DPL INTERFACE The AF6 Board has provisions which can be configured to cater for Dolby ...

Страница 88: ...Overall Block Diagram ...

Страница 89: ...Tuner Block Diagram EC05 Tuner ...

Страница 90: ...Tape Module Block Diagram MTF Module ...

Страница 91: ...CD Block Diagram 3CDC LC Module ...

Страница 92: ... pos numbers refer to circuit diagram ...

Страница 93: ...Display B2 Supply Voltage Generation ...

Страница 94: ...Display C Supply Voltage Gereration ...

Страница 95: ...Display Simplified C Generation ...

Страница 96: ...All Models 1941 OVERALL WIRING DIAGRAM ...

Страница 97: ...All Models 1941 FRONT BOARD SCHEMATIC DIAGRAM ...

Страница 98: ...All Models 1941 CDC KEY STANDBY LED CIRCUIT DIAGRAMS ...

Страница 99: ...All Models 1941 KARAOKE BOARD CIRCUIT DIAGRAM ...

Страница 100: ...All Models 1941 TUNER BOARD ECO5 CIRCUIT DIAGRAM ...

Страница 101: ...All Models 1941 RECORDER MTF BOARD CIRCUIT DIAGRAM ...

Страница 102: ...All Models 1941 CD BOARD 3CDC LC CIRCUIT DIAGRAM PART 1 ...

Страница 103: ...All Models 1941 CD BOARD 3CDC LC CIRCUIT DIAGRAM PART 2 ...

Страница 104: ...All Models 1941 POWER 4 99 CIRCUIT SUPPLY PART ...

Страница 105: ...All Models 1941 POWER 4 99 CIRCUIT L R AMPLIFIER PART ...

Страница 106: ...All Models 1941 HEADPHONE BOARD CIRCUIT DIAGRAM ...

Страница 107: ...All Models 1941 AF6 BOARD CIRCUIT DIAGRAM PART 1 ...

Страница 108: ...All Models 1941 AF6 BOARD CIRCUIT DIAGRAM PART 2 ...

Страница 109: ...All Models 1941 AF6 BOARD DOLBY PRO LOGIC CIRCUIT ...

Страница 110: ...All Models 1941 FRONT BOARD CBA TOP VIEW ...

Страница 111: ...All Models 1941 FRONT BOARD CBA BOTTOM VIEW ...

Страница 112: ...All Models 1941 CDC KEYBOARD STANDBY LED CBAs BOTH SIDES ...

Страница 113: ...All Models 1941 KARAOKE BOARD CBA TOP VIEW ...

Страница 114: ...All Models 1941 KARAOKE BOARD CBA BOTTOM VIEW ...

Страница 115: ...All Models 1941 RECORDER MTF BOARD CBA TOP VIEW ...

Страница 116: ...All Models 1941 RECORDER MTF BOARD CBA BOTTOM VIEW ...

Страница 117: ...All Models 1941 CD BOARD 3CDC LC CBA TOP VIEW ...

Страница 118: ...All Models 1941 CD BOARD 3CDC LC CBA BOTTOM VIEW ...

Страница 119: ...All Models 1941 POWER MODULE P4 99 CBA TOP VIEW ...

Страница 120: ...All Models 1941 POWER MODULE P4 99 CBA BOTTOM VIEW ...

Страница 121: ...All Models 1941 HEADPHONE BOARD CBAs BOTH SIDES ...

Страница 122: ...All Models 1941 AF6 BOARD CBA TOP SIDE ...

Страница 123: ...All Models 1941 AF6 BOARD CBA BOTTOM SIDE ...

Страница 124: ...751 RESISTORS 3397 330 ohm 1 1 25W 4822 117 13577 3400 1k 2 0 25W 4822 051 10102 3401 10k 1 0 1W 4822 117 10833 3402 1k 2 0 25W 4822 051 10102 3403 10k 1 0 1W 4822 117 10833 3404 470 ohm 5 0 1W 4822 051 20471 3405 10k 1 0 1W 4822 117 10833 3406 1k 2 0 25W 4822 051 10102 3407 1k 2 0 25W 4822 051 10102 3408 10k 1 0 1W 4822 117 10833 3409 470 ohm 5 0 1W 4822 051 20471 3410 1k 2 0 25W 4822 051 10102 3...

Страница 125: ...umper 0805 4822 051 20008 4457 0 ohm Jumper 0805 4822 051 20008 4458 0 ohm Jumper 0805 4822 051 20008 4459 0 ohm Jumper 0805 4822 051 20008 4460 0 ohm Jumper 0805 4822 051 20008 4461 0 ohm Jumper 0805 4822 051 20008 4462 0 ohm Jumper 0805 4822 051 20008 4463 0 ohm Jumper 0805 4822 051 20008 4464 0 ohm Jumper 0805 4822 051 20008 4465 0 ohm Jumper 0805 4822 051 20008 4466 0 ohm Jumper 0805 4822 051 ...

Страница 126: ...1 20008 4102 0 ohm Jumper 0805 for 2 Band only 4822 051 20008 4103 0 ohm Jumper 0805 4822 051 20008 4104 0 ohm Jumper 0805 4822 051 20008 4105 0 ohm Jumper 0805 4822 051 20008 4106 0 ohm Jumper 0805 4822 051 20008 4108 0 ohm Jumper 0805 4822 051 20008 4111 0 ohm Jumper 0805 4822 051 20008 4120 0 ohm Jumper 0805 4822 051 20008 4150 0 ohm Jumper 1206 4822 051 10008 4151 0 ohm Jumper 0805 4822 051 20...

Страница 127: ...35 10k 5 0 5W HSD only 4822 116 83864 3736 2 2k 5 0 16W 4822 116 52256 3737 330k 5 0 5W 4822 116 52272 3738 220 ohm 5 0 5W 4822 116 83872 3740 10k 5 0 5W 4822 116 83864 3741 39 ohm 5 0 16W 4822 116 52193 3742 330k 5 0 5W 4822 116 52272 3743 220 ohm 5 0 5W 4822 116 83872 3745 10k 5 0 5W 4822 116 83864 3746 39 ohm 5 0 16W 4822 116 52193 3747 12k 5 0 5W 4822 116 52238 3748 470 ohm 5 0 16W 4822 116 83...

Страница 128: ... 11947 2861 10uF 20 16V 4822 124 11947 2862 220pF 5 63V 4822 122 33575 2863 220pF 5 63V 4822 122 33575 2864 22pF 5 50V 5322 122 32658 2865 22nF 10 63V 5322 122 32654 2867 220pF 5 63V 4822 122 33575 2869 47nF 10 63V 4822 126 13751 2872 47nF 10 63V 4822 126 13751 2873 47uF 20 16V 4822 124 80231 2875 10uF 20 16V 4822 124 11947 2876 220uF 20 4822 124 12245 2877 47pF 1 63V 4822 126 13692 2878 220pF 5 6...

Страница 129: ...umper 0805 4822 051 20008 4848 0 ohm Jumper 0805 4822 051 20008 4849 0 ohm Jumper 0805 4822 051 20008 4876 0 ohm Jumper 0805 4822 051 20008 COILS FILTERS 5802 Coil 100uH 4822 156 31058 SEMICONDUCTORS 6871 Diode BAS216 4822 130 83757 6872 Diode BAS216 4822 130 83757 6873 Diode BAS216 4822 130 83757 6874 Diode BAS216 4822 130 83757 6875 Diode BZX284 C5V1 4822 130 11383 6877 Diode BZX284 C3V9 4822 13...

Страница 130: ...221 Diode BZX79 B11 4822 130 34488 6225 Diode BZX79 C8V2 4822 130 34382 6226 Diode 1N4148 4822 130 30621 6228 Diode 1N4148 4822 130 30621 6233 Diode BZX79 C15 4822 130 34281 6234 Diode 1N4148 4822 130 30621 6235 Diode 1N4148 4822 130 30621 6236 Diode 1N4148 4822 130 30621 6239 Diode 1N4148 4822 130 30621 6242 Diode 1N4148 4822 130 30621 6243 Diode BZX79 B8V2 4822 130 34382 6244 Diode BZX79 B3V9 48...

Страница 131: ...51 20223 3568 22k 5 0 1W 4822 051 20223 3569 4k7 5 0 1W 4822 051 20472 3570 4k7 5 0 1W 4822 051 20472 3571 4k7 5 0 1W 4822 051 20472 3572 4k7 5 0 1W 4822 051 20472 3573 4k7 5 0 1W 4822 051 20472 3574 4k7 5 0 1W 4822 051 20472 3575 220 ohm 1 0 1W 4822 117 11503 3576 220 ohm 1 0 1W 4822 117 11503 3577 1k 1 0 4W 4822 050 11002 3578 1k 1 0 4W 4822 050 11002 3580 1k 2 0 25W 4822 051 10102 3581 2k2 1 0 ...

Страница 132: ...rce 3139 117 89790 134 Button Standby Timer 3139 117 89800 138 Cover Orn SNP 3139 118 11570 139 Window Display 3139 118 10460 140 Knob Volume Rotary 3139 117 89830 144 Button Set SNP 3139 117 89840 147 Button Set Up Down Jog 3139 117 89850 148 Cover Orn Up Down Jog 3139 117 89860 158 Cover Cassette Right 3139 117 89870 159 Cover Cassette Left 3139 117 89880 160 Lens Cassette Right 3139 117 89890 1...

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Philips FW-C50/37, Руководство по обслуживанию

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