background image

Description

Cct Ref

Parts Number

Description

Cct Ref

Parts Number

SOLID   

R803  

ERC12ZGK335D

 0.5W 10%

3M3

CARBON

R805  

ERD25TJ473

0.25W

5%

47K

CARBON

R806  

ERD25TJ100

0.25W

5%

10

CARBON

R807  

ERD25TJ332

0.25W

5%

3K3

CARBON

R809  

ERD25TJ681

0.25W

5%

680

WOUND

R810  

ERW2PKR27   

2W 10%

R27

WOUND

R811  

ERW2PKR27   

2W 10%

R27

CARBON

R812  

ERD75TAJ825

0.75W

5%

8M2

WOUND   

R813  

ERF7ZK2R7   

7W 20%

2R7

CARBON

R814  

ERD25TJ473

0.25W

5%

47K

CARBON

R815  

ERD25TJ222

0.25W

5%

2K2

CARBON

R850  

ERD25TJ122

0.25W

5%

1K2

S.M.CARB

R852  

ERJ6GEY0R00

0.1W

5%

0

S.M.CARB

R853  

ERJ6GEYJ102

0.1W

5%

1K

METAL   

R854  

ERG2FJ223   

2W

5%

22K

S.M.CARB

R855  

ERJ6GEYJ752 

0.1W

5%

7K5

S.M.CARB

R857  

ERJ6GEYJ752 

0.1W

5%

7K5

S.M.CARB

R858  

ERJ6GEYJ752 

0.1W

5%

7K5

S.M.CARB

R859  

ERJ6GEYJ753 

0.1W

5%

75K

FUSIBLE

R860  

ERQ1CJP2R2  

1W 10%

2R2

CARBON

R861  

ERD25TJ221

0.25W

5%

220

CARBON

R862  

ERD25TJ272  

0.25W

5%

2K7

CARBON

R863  

ERDS1TJ560  

0.5W

5%

56

CARBON  

R864  

ERDS1TJ680  

0.5W

5%

68

S.M.CARB

R865  

ERJ6GEY0R00

0.1W

5%

0

S.M.CARB

R867  

ERJ6GEYJ103

0.1W

5%

10K

S.M.CARB

R868  

ERJ6GEYJ223

0.1W

5%

22K

S.M.CARB

R869  

ERJ6GEY0R00

0.1W

5%

0

S.M.CARB

R870  

ERJ6GEYJ272

0.1W

5%

2K7

S.M.CARB

R871  

ERJ6GEYJ153

0.1W

5%

15K

METAL

R872  

ERG1SJ183   

1W

5%

18K

METAL

R873  

ERG1SJ223   

1W

5%

22K

CARBON

R874  

ERD25TJ104

0.25W

5%

100K

S.M.CARB

R876  

ERJ6GEYJ103

0.1W

5%

10K

WOUND

R877  

ERW2PKR47   

2W 10%

R47

S.M.CARB

R878  

ERJ6GEYJ473

0.1W

5%

47K

S.M.CARB

R913  

ERJ6GEYJ473

0.1W

5%

47K

S.M.CARB

R914  

ERJ6GEYJ822

0.1W

5%

8K2

S.M.CARB

R915  

ERJ6GEYJ152

0.1W

5%

1K5

S.M.CARB

R916  

ERJ6GEYJ391

0.1W

5%

390

FUSIBLE

R919  

ERQ14AJW390

0.25W

5%

39

FUSIBLE

R920  

ERQ14AJW390

0.25W

5%

39

CARBON

R921  

ERD25TJ471

0.25W

5%

470

CARBON  

R922  

ERD25TJ393  

0.25W

5%

39K

CARBON  

R923  

ERD25TJ393  

0.25W

5%

39K

CARBON

R924  

ERDS1FJ390  

0.5W

5%

39

S.M.CARB

R925  

ERJ6GEY0R00

0.1W

5%

0

S.M.CARB

R926  

ERJ6GEY0R00

0.1W

5%

0

CARBON

R927  

ERD25TJ471

0.25W

5%

470

CARBON

R928  

ERD25TJ5R6  

0.25W

5%

5R6

CARBON

R929  

ERDS1FJ471  

0.5W

5%

470

CARBON

R930  

ERD25TJ5R6  

0.25W

5%

5R6

CARBON

R931  

ERDS1FJ390  

0.5W

5%

39

FUSIBLE

R935  

ERQ14AJW3R9

0.25W

5%

3R9

FUSIBLE

R936  

ERQ1CJP331  

1W

5%

330

S.M.CARB

R951  

ERJ6GEYJ391

0.1W

5%

390

S.M.CARB

R952  

ERJ6GEYJ102

0.1W

5%

1K

S.M.CARB

R953  

ERJ6GEYJ750

0.1W

5%

75

S.M.CARB

R954  

ERJ6GEYJ391

0.1W

5%

390

S.M.CARB

R1051 ERJ6GEYJ102

0.1W

5%

1K

S.M.CARB

R1062 ERJ6GEYJ271

0.1W

5%

270

S.M.CARB

R1063 ERJ6GEYJ103

0.1W

5%

10K

S.M.CARB

R1101 ERJ6GEYJ101

0.1W

5%

100

S.M.CARB

R1102 ERJ6GEYJ102

0.1W

5%

1K

S.M.CARB

R1103 ERJ6GEYJ331

0.1W

5%

330

S.M.CARB

R1104 ERJ6GEYJ331

0.1W

5%

330

S.M.CARB

R1105 ERJ6GEYJ101

0.1W

5%

100

S.M.CARB

R1106 ERJ6GEYJ104

0.1W

5%

100K

S.M.CARB

R1107 ERJ6GEYJ104

0.1W

5%

100K

S.M.CARB

R1108 ERJ6GEYJ102

0.1W

5%

1K

S.M.CARB

R1109 ERJ6GEYJ472

0.1W

5%

4K7

S.M.CARB

R1110 ERJ6GEYJ472

0.1W

5%

4K7

S.M.CARB

R1111 ERJ6GEYJ473

0.1W

5%

47K

S.M.CARB

R1112 ERJ6GEYJ473

0.1W

5%

47K

S.M.CARB

R1113 ERJ6GEYJ101

0.1W

5%

100

S.M.CARB

R1115 ERJ6GEYJ471

0.1W

5%

470

S.M.CARB

R1116 ERJ6GEYJ101

0.1W

5%

100

S.M.CARB

R1117 ERJ6GEYJ101

0.1W

5%

100

S.M.CARB

R1118 ERJ6GEYJ472

0.1W

5%

4K7

S.M.CARB

R1119 ERJ6GEYJ472

0.1W

5%

4K7

S.M.CARB

R1120 ERJ6GEYJ101

0.1W

5%

100

S.M.CARB

R1121 ERJ6GEYJ101

0.1W

5%

100

S.M.CARB

R1123 ERJ6GEYJ101

0.1W

5%

100

S.M.CARB

R1125 ERJ6GEYJ472

0.1W

5%

4K7

S.M.CARB

R1126 ERJ6GEYJ101

0.1W

5%

100

S.M.CARB

R1127 ERJ6GEYJ101

0.1W

5%

100

S.M.CARB

R1128 ERJ6GEYJ682

0.1W

5%

6K8

S.M.CARB

R1129 ERJ6GEYJ682

0.1W

5%

6K8

S.M.CARB

R1130 ERJ6GEYJ103

0.1W

5%

10K

S.M.CARB

R1131 ERJ6GEYJ103

0.1W

5%

10K

S.M.CARB

R1132 ERJ6GEYJ101

0.1W

5%

100

S.M.CARB

R1133 ERJ6GEYJ273

0.1W

5%

27K

S.M.CARB

R1136 ERJ6GEYJ823

0.1W

5%

82K

S.M.CARB

R1137 ERJ6GEY0R00

0.1W

5%

0

S.M.CARB

R1138 ERJ6GEYJ474

0.1W

5%

470K

S.M.CARB

R1139 ERJ6GEYJ471

0.1W

5%

470

S.M.CARB

R1140 ERJ6GEYJ471

0.1W

5%

470

S.M.CARB

R1141 ERJ6GEYJ471

0.1W

5%

470

S.M.CARB

R1145 ERJ6GEYJ101

0.1W

5%

100

S.M.CARB

R1146 ERJ6GEYJ101

0.1W

5%

100

S.M.CARB

R1147 ERJ6GEYJ101

0.1W

5%

100

S.M.CARB

R1148 ERJ6GEYJ101

0.1W

5%

100

S.M.CARB

R1149 ERJ6GEYJ223

0.1W

5%

22K

S.M.CARB

R1151 ERJ6GEYJ101

0.1W

5%

100

S.M.CARB

R1152 ERJ6GEYJ101

0.1W

5%

100

S.M.CARB

R1156 ERJ6GEYJ101

0.1W

5%

100

S.M.CARB

R1157 ERJ6GEYJ103

0.1W

5%

10K

S.M.CARB

R1158 ERJ6GEY0R00

0.1W

5%

0

S.M.CARB

R1159 ERJ6GEY0R00

0.1W

5%

0

S.M.CARB

R1160 ERJ6GEYJ223

0.1W

5%

22K

S.M.CARB

R1161 ERJ6GEYJ103

0.1W

5%

10K

S.M.CARB

R1167 ERJ6GEYJ100

0.1W

5%

10

S.M.CARB

R1168 ERJ6GEYJ473

0.1W

5%

47K

S.M.CARB

R1169 ERJ6GEYJ472

0.1W

5%

4K7

S.M.CARB

R1170 ERJ6GEYJ273

0.1W

5%

27K

S.M.CARB

R1171 ERJ6GEYJ224

0.1W

5%

220K

S.M.CARB

R1172 ERJ6GEYJ223

0.1W

5%

22K

S.M.CARB

R1173 ERJ6GEYJ104

0.1W

5%

100K

S.M.CARB

R1174 ERJ6GEYJ221

0.1W

5%

220

S.M.CARB

R1175 ERJ6GEYJ225

0.1W

5%

2M2

CARBON

R1177 ERD25TJ101

0.25W

5%

100

CARBON

R1178 ERD25TC0T

0.25W

5%

0

S.M.CARB

R1251 ERJ6GEYJ222

0.1W

5%

2K2

S.M.CARB

R1252 ERJ6GEYJ222

0.1W

5%

2K2

S.M.CARB

R1253 ERJ6GEYJ332

0.1W

5%

3K3

S.M.CARB

R1254 ERJ6GEYJ512 

0.1W

5%

5K1

S.M.CARB

R1255 ERJ6GEYJ912 

0.1W

5%

9K1

S.M.CARB

R2101 ERJ6GEYJ103

0.1W

5%

10K

S.M.CARB

R2102 ERJ6GEYJ101

0.1W

5%

100

S.M.CARB

R2103 ERJ6GEYJ101

0.1W

5%

100

S.M.CARB

R2104 ERJ6GEYJ101

0.1W

5%

100

S.M.CARB

R2105 ERJ6GEYJ101

0.1W

5%

100

18

Summary of Contents for TX-W28R4

Page 1: ...d PC to allow a number of diagnostic and control functions to be performed For more details contact your local Panasonic company BACK EXIT TX W28R4 Service Manual Safety Specifications Block Diagrams Schematic Diagrams PCB Views Self Check Service Information Parts List Service Hints Disassembly Location of Controls Waveforms Mechanical View Adjustments ...

Page 2: ...BACK BACK BACK E Schematic M Schematic H Schematic Y Schematic E PCB Y PCB M PCB Audio Power supply Control Video ...

Page 3: ...kΩ S Video IN Y 1V p p 75Ω 21 pin C 0 3V p p 75Ω AV2 OUT Video 21 pin 1V p p 75Ω Audio 21 pin 500mV rms 1kΩ Selectable Output 21 pin AV3 IN S Video IN Y 1V p p 75Ω 4 pin C 0 3V p p 75Ω Audio RCAx2 500mV rms10kΩ Video RCAx1 1V p p 75Ω High Voltage 30 5kV 1kV Picture Tube W66EHK51X35 66cm Audio Output 2 x 20W Music Power 8Ω Impedance Headphones 8Ω Impedance 3 5 mm Accessories supplied Remote Control...

Page 4: ...d metallic cabinet part on the receiver such as screw heads aerials connectors control shafts etc When the exposed metallic part has a return path to the chassis the reading should be between 4M ohm and 20M ohm When the exposed metal does not have a return path to the chassis the reading must be infinite LEAKAGE CURRENT HOT CHECK 1 Plug the AC cord directly into the AC outlet Do not use an isolati...

Page 5: ...SERVICE HINTS How to remove the rear cover 1 Remove the 9 screws as shown in Fig 2 LOCATION OF CONTROLS 3 SCREWS Fig 2 M Board E Board Y Board Focus Screen H Board Fig 3 ...

Page 6: ...chassis toward you as shown in Fig 4 3 Release the respective wiring clips and rotate the chassis vertically through 90 anti clockwise 4 Locate the base of the chassis frame into the hole B shown in Fig 6 5 Clip the chassis frame onto the bead clamper as shown in Fig 5 6 After servicing replace the bead clamper and ensure all wiring is returned to its original position before returning the receive...

Page 7: ...switch the TV on 2 Enter Service Mode as explained above The screen will show 3 Press the BLUE button on the remote control The screen will show 4 Press the STR button on the TV The screen will show 5 All the tuning information stored inside the TV will now be transferred to the Memory Pack This process will take 2 3 minutes to complete and when finished the screen will show Memory Pack to TV proc...

Page 8: ...ower button Self Check is also used to automatically check the bus lines and hexadecimal code of the TV set If the CCU ports have been checked and found to be incorrect or not located then will appear in place of O K For more in depth TV diagnostics use the LUCI interface as listed below Service Aids To aid in the service of our current chassis there are a number of Service Aids which have been ma...

Page 9: ...275mV 64µS 64µS 3V H Out IC601 Pin 50 Vert Out IC601 Pin 31 20mS 0 7V 13µS 3 7V SCL IC1201 Pin 3 R Out E8 Pin 5 64µS 4 6V HFLB IC601 Pin 13 64µS 6 2V R Out IC601 Pin 37 64µS 275mV G Out IC601 Pin 38 275mV 64µS Vert Drive IC451 Pin 2 20mS 57V HFLB IC701 Pin 8 64µS 1 5V G Out E8 Pin 3 64µS 4 4V SVM Out IC601 Pin 34 88mV 64µS H Out IC701 Pin 5 30mV 64µS ...

Page 10: ...al Linearity V Lin 006 Optimum setting Vertical Symmetry V Sym 002 Optimum setting DVCO DVCO 005 Receive a PAL Colour Bar Pattern For DVCO alignment press Blue button wait until the colours are changing slowly and press STR Cut off DC Cut off 0171 Ug2 Test Ug2 055 O K To adjust Cutoff connect an oscilloscope to the blue cathode adjust cutoff value using the Yellow and Blue buttons until the black ...

Page 11: ...HG OXH UHHQ 9LGHR Q 9 9LGHR 2XW G OUT 38 R OUT 37 G IN 46 R IN 45 Q354 VM COILS Q905 Q907 Q909 Q908 Q906 SVM OUT 34 E8 4 3 5 Y2 4 3 5 7 7 Q3001 G 38 B 39 Y BOARD E BOARD VIDEO PROCESSOR MICRO PROCESSOR H3 E61 1 1 H BOARD 9 AV3 M2 E17 6 6 Y C M BOARD Q305 Q303 Q301 3 2 1 7 8 9 IC351 Q306 Q304 Q302 Q950 Q951 RGB OUTPUT IC3401 8 3 VIDEO SWITCHING 6 4 4 M3 H2 4 4 8 8 2 2 6 6 Q3402 Q3201 Q3203 Q3204 Q3...

Page 12: ...IN 6 L IN 47 ANA_IN1 DACM_L 25 SC3_IN_R 38 SC1_IN_R 42 SC1_IN_L 41 SC2_OUT_R 27 SC2_OUT_L 28 SC2_IN_R 40 SC2_IN_L 39 Q252 Q251 21 DACA_R 22 DACA_L E BOARD AUDIO PROCESSOR Q2303 AV3 L R 6 R 4 L HEADPHONE 7 R 5 L M4 1 M5 3 E16A M1 1 1 2 2 IC251 5 R R 7 2 L L 11 AUDIO OUTPUT Q2102 Q2103 E17 M2 10 10 8 8 M BOARD 2 L 3 R Q2301 AUDIO MONITOR OUT Q2304 Q2302 ...

Page 13: ...1106 Q1105 Q1107 Q1104 51 72 73 AV LINK SLOW 2 SLOW 1 SCL 1 SDA 1 59 58 Q3006 Q3007 55 VPROT KEYSCAN ON OFF R C L E D PROT 1 SLOW 2 OUT IN SLOW 1 SERVICE SCL SDA H BOARD E BOARD VIDEO SWITCHING IC2101 8 7 4 AUDIO PROCESSOR MICRO PROCESSOR VIDEO PROCESSOR EAROM M BOARD D1061 Q3401 IC1061 LED RECEIVER SCL M2 E17 5 5 M1 E16A 8 8 7 7 Q1051 Q1062 5 5 6 6 Q3205 Q3206 Q3201 Q3203 Q3204 LOCAL KEYS SWITCH ...

Page 14: ...14V 14V 27V 150V 29V 7V 15V 5V D867 Q852 Q854 Q855 1 D805 R805 R814 IC850 1 2 D862 R854 33V 16 M BOARD IC1104 2 RESET MICRO PROCESSOR AUDIO PROCESSOR VIDEO PROCESSOR EPROM EAROM RESET ERROR AMPLIFIER REG REG IC3401 7 VIDEO SWITCHING EW CORRECTION POWER SUPPLY RGB OUTPUT V OUTPUT AUDIO OUTPUT D801 E BOARD Y BOARD E3 2 Y3 2 M1 9 E16A 9 E1 4 1 E2 2 1 R802 DEGAUSS COIL Line Filter E62 1 H3 2 Q253 IC10...

Page 15: ...PARTS LOCATION 13 24 3 21 13 12 1 16 19 15 4 8 5 14 7 25 6 23 20 11 2 9 10 17 18 22 NOTE The numbers on the exploded view below refer to the mechanical section of the Replacement Parts List ...

Page 16: ...LF TZS9EV278 BASE PANEL TZS9EV279 GLASS DOOR TZS9EV280 INNER SIDE PANEL TZS9EV281 CORNER PANEL TZS9EV282 OUTER SIDE PANEL TZS9EV283 ALLEN KEY TZS9EV284 CHIPBOARD SCREEN TZS9EV285 CASTOR TZS9EV286 DOWEL TZS9EV287 HINGE BUSH TZS9EV288 LATCH SCREW TZS9EV289 MAGNETIC LATCH TZS9EV290 SPONGE TZS9EV292 PUSH PLATE TZS9EV293 BOTTOM PLATE TZS9EV294 TOP HINGE TZS9EV295 SHELF PIN TZS9EV296 BATTERY PACK UM 3DJ...

Page 17: ...101 BC847B TRANSISTOR Q102 BC847B TRANSISTOR Q104 BC847B TRANSISTOR Q105 BC847B TRANSISTOR Q251 2SD1328STX TRANSISTOR Q252 2SD1328STX TRANSISTOR Q253 BC847B TRANSISTOR Q254 BC847B TRANSISTOR Q301 BC847B TRANSISTOR Q302 FMY4T148 TRANSISTOR Q303 BC847B TRANSISTOR Q304 FMY4T148 TRANSISTOR Q305 BC847B TRANSISTOR Q306 FMY4T148 TRANSISTOR Q351 2SA1767 TRANSISTOR Q352 2SA1767 TRANSISTOR Q353 2SA1767 TRAN...

Page 18: ...B JA12 ERJ6GEY0R00 0 1W 5 0 S M CARB JA25 ERJ6GEY0R00 0 1W 5 0 S M CARB JA58 ERJ6GEY0R00 0 1W 5 0 S M CARB JA3 ERJ6GEY0R00 0 1W 5 0 S M CARB JA27 ERJ6GEY0R00 0 1W 5 0 S M CARB JA2 ERJ6GEY0R00 0 1W 5 0 S M CARB JSE10 ERJ6GEY0R00 0 1W 5 0 S M CARB JSM7 ERJ6GEY0R00 0 1W 5 0 S M CARB JSE4 ERJ6GEY0R00 0 1W 5 0 S M CARB JSE35 ERJ6GEY0R00 0 1W 5 0 S M CARB JSE33 ERJ6GEY0R00 0 1W 5 0 S M CARB JSE3 ERJ6GEY...

Page 19: ... M CARB R380 ERJ6GEY0R00 0 1W 5 0 S M CARB R381 ERJ6GEYJ473 0 1W 5 47K S M CARB R451 ERJ6GEYJ223 0 1W 5 22K S M CARB R452 ERJ6GEY0R00 0 1W 5 0 S M CARB R453 ERJ6GEY0R00 0 1W 5 0 S M CARB R454 ERJ6GEYJ752 0 1W 5 7K5 S M CARB R455 ERJ6GEYJ222 0 1W 5 2K2 S M CARB R456 ERJ6GEYJ104 0 1W 5 100K S M CARB R457 ERJ6GEYJ223 0 1W 5 22K CARBON R458 ERD25TJ1R5 0 25W 5 1R5 S M CARB R459 ERJ6GEYJ101 0 1W 5 100 C...

Page 20: ...1W 5 330 S M CARB R1104 ERJ6GEYJ331 0 1W 5 330 S M CARB R1105 ERJ6GEYJ101 0 1W 5 100 S M CARB R1106 ERJ6GEYJ104 0 1W 5 100K S M CARB R1107 ERJ6GEYJ104 0 1W 5 100K S M CARB R1108 ERJ6GEYJ102 0 1W 5 1K S M CARB R1109 ERJ6GEYJ472 0 1W 5 4K7 S M CARB R1110 ERJ6GEYJ472 0 1W 5 4K7 S M CARB R1111 ERJ6GEYJ473 0 1W 5 47K S M CARB R1112 ERJ6GEYJ473 0 1W 5 47K S M CARB R1113 ERJ6GEYJ101 0 1W 5 100 S M CARB R...

Page 21: ...J102 0 1W 5 1K S M CARB R3214 ERJ6GEYJ683 0 1W 5 68K S M CARB R3215 ERJ6GEYJ302 0 1W 5 3K S M CARB R3216 ERJ6GEYJ750 0 1W 5 75 S M CARB R3217 ERJ6GEYJ223 0 1W 5 22K S M CARB R3218 ERJ6GEYJ223 0 1W 5 22K S M CARB R3219 ERJ6GEYJ102 0 1W 5 1K S M CARB R3220 ERJ6GEYJ683 0 1W 5 68K S M CARB R3221 ERJ6GEYJ302 0 1W 5 3K S M CARB R3222 ERJ6GEYJ223 0 1W 5 22K S M CARB R3223 ERJ6GEYJ223 0 1W 5 22K S M CARB ...

Page 22: ...53KBX 50V 15nF S M CAP C612 ECUV1H153KBX 50V 15nF S M CAP C613 ECUV1H153KBX 50V 15nF S M CAP C614 ECUV1H050CCX 50V 50pF S M CAP C615 ECUV1H050CCX 50V 50pF ELECT C616 ECA1HM101GB 50V 100µF S M CAP C617 ECUV1H223KBX 50V 22nF ELECT C618 ECA1CM221GB 16V 220µF ELECT C619 ECJ2VB1H473K 350V 47nF ELECT C620 ECA1HM101GB 50V 100µF ELECT C621 ECJ2VB1C104K 350V 100nF S M CAP C622 ECUV1H683KBX 50V 68nF S M CAP...

Page 23: ...H470JCX 50V 47pF S M CAP C2126 ECUV1H070DTX 50V 70pF S M CAP C2127 ECUV1H010CCX 50V 1pF S M CAP C2128 ECUV1H010CCX 50V 1pF ELECT C2129 ECA1CM102B 16V 1pF ELECT C2130 ECA1CM331B 16V 330µF S M CAP C2131 ECUV1H103ZFX 50V 10nF S M CAP C2132 ECUV1H103ZFX 50V 10nF S M CAP C2134 ECUV1H103ZFX 50V 10nF ELECT C2135 ECA1HM101GB 50V 100µF ELECT C2136 ECJ2VF1H104Z 350V 100nF ELECT C2137 ECA1CM100GB 16V 10µF S ...

Page 24: ... CAP C3407 ECUV1H271JCX 50V 270pF ELECT C3408 ECA1HM101GB 50V 100µF ELECT C3601 ECA1HM101GB 50V 100µF S M CAP JSE28 ECUV1H104KBX 50V 100nF TERMINALS AND LINKS RCA HEADPHONE JACK JK2301 JPJ841101320 A V TERMINAL JK3201 TJB16656 SWITCHES SWITCH S802 ESB92S11B SWITCH S1251 EVQ23405R SWITCH S1252 EVQ23405R SWITCH S1253 EVQ23405R SWITCH S1254 EVQ23405R SWITCH S1255 EVQ23405R 22 ...

Page 25: ...and are subject to change without notice REMARKS a Do not touch the hot part or the hot and cold parts at the same time as you are liable to a shock hazard b Do not short circuit the hot and cold circuits as electrical components may be damaged c Do not connect an instrument such as an oscilloscope to the hot and cold circuits simultaneously as this may cause fuse failure Connect the earth of the ...

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Page 30: ... Q856 F9 D865 I9 IC1104 C9 Q855 J5 D864 I10 IC1103 F8 Q854 B4 D863 G9 IC1102 D10 Q853 B4 D862 N10 IC1101 D8 Q852 B5 D861 J9 IC1051 A10 Q850 F5 D860 I10 IC852 I10 Q701 J5 D859 H5 IC851 G5 Q552 N3 D858 E5 IC850 H4 Q551 K1 D857 E5 IC801 G2 Q503 I2 D855 F4 IC701 K5 Q451 F8 D854 G4 IC601 L7 Q394 K9 D853 H3 IC451 L5 Q305 K9 D852 I4 IC251 D6 Q303 K9 D851 I4 TP S Q302 J9 D850 H4 TPE14 M5 Q301 K9 D806 G2 T...

Page 31: ...354 A7 Q353 G6 Q352 F6 Q351 F6 DIODES D906 F1 D905 G4 D904 D3 D902 G4 D901 G3 D364 C9 D363 C8 D362 B9 D361 B7 D360 D8 D359 G6 D358 E7 D357 F7 D356 G7 D355 F7 D354 G7 TEST POINTS TPY6 B8 TPY5 D5 TPY4 E5 TPY3 F6 TPY2 E7 TPY1 G6 IC S IC351 E8 H G F E D C B A 1 2 3 4 5 6 7 8 9 ...

Page 32: ...EM013 TRANSISTORS Q1061 C2 Q1062 C2 Q3201 C8 Q3202 B9 Q3203 B8 Q3204 B9 Q3205 B9 Q3206 A9 Q3207 B10 Q3208 B9 Q3209 B10 DIODES D1061 C1 D3201 B4 D3202 B4 D3203 B3 IC S IC1601 D2 C B A 1 2 3 4 5 6 7 8 9 11 12 13 10 D ...

Page 33: ...NOTES 30 ...

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