background image

BASSMAN 300

(This is the model name for warranty claims)

PARTS LIST

NOTE: SHADED ITEMS ARE FOR REFERENCE ONLY

PRINTED CIRCUIT BOARD ASSEMBLY

QTY        PART #        DESCRIPTION                                               REFERENCE  DESIGNATION          

4

054360

CAP AE AX 22uF 450V 20% 105C

C162 C166 C170 C176

2

054361

CAP AE AX 47uF 450V 20% 105C

C156 C159

4

033606

CAP AE RDL .47uF 50V 20%

C102 C126 C127 C130

2

054355

CAP AE RDL 1000uF 50V 20% 105C

C174-175

8

028463

CAP AE RDL 10uF 50V 20%

C41 C78 C81 C85 C88 C113 C178-179

1

028458

CAP AE RDL 1uF 50V 20%

C82

4

028459

CAP AE RDL 2.2uF 50V 20%

C27 C109 C112 C120

36

028467

CAP AE RDL 22uF 50V 20%

C16 C19-20 C31 C33-34 C36 C38-39
C45
C48 C51 C54 C57 C61 C64 C67 C70
C73-74 C80 C84 C86 C103 C107-108
C111 C115 C117 C124 C128 C144
C145 C147 C149-150

3

054356

CAP AE RDL 330uF 450V 20% 105C

C171-173

4

028460

CAP AE RDL 4.7uF 50V 20%

C2 C11 C12 C26

1

038699

CAP CA 100pF 100V 5%

C37

2

039265

CAP CA 2200pF 100V 5%

C79 C110

7

039259

CAP CA 220pF 100V 5%

C8 C40 C104-106 C114 C116

5

038873

CAP CA 22pF 100V 5%

C6 C15 C42 C59 C83

1

039261

CAP CA 330pF 100V 5%

C142

2

038701

CAP CA 470pF 50V 5%

C77 C163

2

039256

CAP CA 68pF 100V 5%

C118 C119

25

034788

CAP CD .1uF 50V 20% .15" cut

C4-5 C89-100 C121 C140-141 C146
C148
C151-155 C169

3

025995

CAP CD 8200pF 1000V 20% LL

C167-168 C177

1

027256

CAP MPF .0015uF 100V 10%

C30

3

027260

CAP MPF .0039uF 100V 10%

C123 C125 C129

2

027264

CAP MPF .01uF 100V 10%

C32 C35

1

024823

CAP MPF .01uF 400V 10%

C18

11

027267

CAP MPF .022uF 100V 10%

C23-25 C55-56 C58 C60 C62-63 C75-76

2

024835

CAP MPF .022uF 630V 10%

C160-161

9

027272

CAP MPF .047uF 63V 10%

C9-10 C87 C131-133 C138-139 C143

1

027275

CAP MPF .068uF 100V 10%

C22

1

027277

CAP MPF .082uF 100V 10%

C14

8

027280

CAP MPF .15uF 63V 10%

C28-29 C46-47 C49-50 C52-53

2

024853

CAP MPF .1uF 250V 10%

C157-158

4

024854

CAP MPF .1uF 400V 10%

C3 C7 C13 C17

6

027278

CAP MPF .1uF 63V 10%

C1 C21 C101 C122 C134-135

1

027281

CAP MPF .22uF 63V 10%

C137

Summary of Contents for Bassman 300

Page 1: ...otices Specifications Circuit description Parts lists PCB assembly Chassis assembly Cabinet assembly End item Footswitch assembly Footswitch PCB Schematics Service diagrams Fender Musical Instruments...

Page 2: ...ed with an asterisk indicate the required use of that specific part This is necessary for RELIABILITY and SAFETY requirements DO NOT USE A SUBSTITUTE A coded naming convention is used in the descripti...

Page 3: ...0Hz Graphic equalizer 12 dB 31 5Hz 63Hz 125Hz 250Hz 500Hz 1kHz 2kHz 4kHz 8kHz 16kHz Mid notch 20 dB 700Hz Low boost 10 dB 40Hz High boost 10 dB 6kHz Compressor Crossover 400Hz Ratio 1 1 min to 4 1 max...

Page 4: ...izer which can be selected by the footswitch or graphic EQ button S7 on the front panel The far right graphic EQ slider R71 is a 10dB trim for graphic EQ gain compensation Next the signal is presented...

Page 5: ...tions 1 Turn on the 300T and let it warm up for at least two minutes with the STANDBY switch in the ON position Make sure the amplifier is connected to a speaker or equivalent load 2 Remove the bias c...

Page 6: ...P CA 100pF 100V 5 C37 2 039265 CAP CA 2200pF 100V 5 C79 C110 7 039259 CAP CA 220pF 100V 5 C8 C40 C104 106 C114 C116 5 038873 CAP CA 22pF 100V 5 C6 C15 C42 C59 C83 1 039261 CAP CA 330pF 100V 5 C142 2 0...

Page 7: ...R335 R361 14 064089 DIODE 1N4003 LL CR75 78 CR80 87 CR101 102 17 026730 DIODE 1N4006 800V 1A CR62 64 CR72 CR88 95 CR97 100 CR103 53 006260 DIODE 1N4448 SIGNAL LL CR1 25 CR27 CR29 39 CR44 50 CR52 CR54...

Page 8: ...053450 JACK STEREO R A J2 4 3 026481 JACK TIP J9 11 1 049892 JACK XLR MALE J6 3 031871 LED BI COLOR 5mmx5mm LD6 8 5 028039 LED RED 5x5mm SLB 55VR3 LD2 5 LD9 1 033177 LED RED GREEN 5x5mm BI COLOR LD1 1...

Page 9: ...2 R19 R26 R32 R37 R45 R49 R92 93 R110 R210 R215 R219 R224 R236 R246 247 R251 252 R264 R279 R282 R286 2 024971 RES CF 1 4W 5 2 2k LL R170 R218 2 025075 RES CF 1 4W 5 2 2M LL R225 R267 3 029455 RES CF 1...

Page 10: ...11 R123 R139 R143 R334 R369 2 025942 RES CF 1 4W 5 7 5k LL R161 R173 1 024980 RES CF 1 4W 5 8 2k LL R149 8 025068 RES CF 1 4W 5 820k LL R288 R299 303 R321 322 2 027353 RES FILM 1W 100K LL 5 LL R326 32...

Page 11: ...XSTR PNP 2N4403 TO 92 Q10 Q13 14 Q16 18 3 031729 DIODE ZEN 1N5231B 5W 5 1V 5 CR42 CR51 CR53 1 029898 DIODE ZEN 1N5236B 7 5V 5 LL CR43 3 031635 DIODE ZEN 1N5240B 10V 5 CR40 41 CR61 2 031019 DIODE ZEN...

Page 12: ...16 20X1 8 NI REAN JACKS 5 016352 NUT HEX 3 8 32x3 32 TK NI 1 4 JACKS 12 039370 RETAINER ANCHOR TUBE SPRING 6550 s 12 053956 SPRING EXTENSION 2 49x 15 6550 s 6 039364 WASHER EPDM TUBE CLAMP DAMPNER 65...

Page 13: ...344000 SCREW SMA 10x3 4 OHP IN 0 03 8 0027648000 TAPE ALUM 6 x60YDS 1 56 0051343000 VINYL TOLEX 4227A END ITEM QTY PART DESCRIPTION REFERENCE DESIGNATION 1 0057738000 CHASSIS ASSY BASSMAN 300 120V 1 0...

Page 14: ...2000 GRILLE BASSMAN 300 1 0053598000 GRILLE REAR SUNN 300T 8 0050311000 NUT 2 56 NYLON INSERT 2CNME Z NAMEPLATE 8 0036112000 SCRW SMAB 6x1 1 4 OHP BLX w WS GRILLE MOUNTING 8 0036199000 SCRW M 8 32x1 3...

Page 15: ...FTSW 1 028143 HSG END CUP RIGHT FTSW 1 028141 HSG FTSW 3 BUTTON 1 031647 NUT HEX 12mmx1mm Nl 8 028684 SCRW SMB 6x3 8 PH PHS BLX 3 031899 WSHR NYL 485x 775x 150 TK FOOTSWITCH PCB ASSEMBLY QTY PART DES...

Page 16: ......

Page 17: ......

Page 18: ......

Page 19: ......

Page 20: ......

Page 21: ......

Page 22: ......

Reviews: