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WorkingPro™ 400 & 700

 

(This is the model name for warranty claims) 

 

 * 

 

Non-serviceable part.  Replace complete parent assembly.  See PCB EXCHANGE POLICY above. 

shaded

     Unique Fender® part.  Order directly from the FMIC Parts Department. 

  

Access to this part or assembly is controlled.  Please contact the FMIC Customer Service Department. 

 

**

   

Safety Requirement part.  Replacement must match 

Safety Agency

…–

Value

, if specified –

Type

, if specified –

Approval Mark(s)

 if on part. 

** 

Both a unique Fender® part 

and

 a Safety Requirement part as defined above.

 

7

 
 

PARTS LIST:  

MAIN – PCB ASSEMBLY 

(Rev C)

 

QTY. PART 

DESCRIPTION 

REFERENCE 

DESIGNATION 

*1 

006474600x  PCB ASSY WORKINGPRO PREAMP 

 

 

REF 

SVC DIA COMB WORKINGPRO AMPS 

 

  

  

  

  

0028474003  CAP AE RDL 100uF 25V 20% 

C51 

0028463003  CAP AE RDL 10uF 50V 20% 

C5 C35 

0028458003  CAP AE RDL 1uF 50V 20% 

C1-2 C17 C19 C34 

0028459003  CAP AE RDL 2.2uF 50V 20% 

C10 C37 C45 

0028492000  CAP AE RDL 1000uF 16V 20% 

C50 

0051457003  CAP CD 100pF 500V 5% 

C11 C14 C16 C24 C46 C48 

0051960003  CAP CD 180pF 500V 10% 

C7 C9 

0051407003  CAP CD 390pF 500V 10% 

C44 

13 

0034788003  CAP CR .1uF 50V 20% .2" LS  

C3-4 C12-13 C15 C20-21 C30 C33 C42-43 C49 C52 

  

  

  

  

0027264003  CAP MPF .01uF 100V 10% 

C6 C38 C47 

0027261003  CAP MPF .0047uF 100V 10% 

C36 

0066032000  CAP MYLAR .001uF 63V 5% 

C18 

0066034000  CAP MYLAR .0039uF 100V 

C29 

0066037000  CAP MYLAR .015uF 250V 10% 

C22 C28 

0066039000  CAP MYLAR .01uF 250V 10% 

C39 C41 

0066040000  CAP MYLAR .022uF 250V 

C31 

0066041000  CAP MYLAR .033uF 250V 10% 

C27 C40 

0066043000  CAP MYLAR .068UF 250V 

C32 

0066046000  CAP MYLAR .1uF 100V 5% 

C23 

0066047000  CAP MYLAR .22uF 63V MIN 10% 

C8 C25 

0066048000  CAP MYLAR .27uF 100V 10% 

C26 

  

  

  

  

11 

0006260001  DIODE 1N4448 SIGNAL LL 

D1-2 D6-10 D13-15 D17 

  

  

  

  

0027416000  HDR .1 CTR 8 CKT SQ PIN 

P1-2 

0065443000  HDR .1 CTR 9 CKT RT ANG LOCKING  

PW1 

  

  

  

  

0026547000  IC COMPARATOR QUAD LM339 

U1 U4 U13 

0066409000  IC DIP J-K DUAL FLIP-FLOP CD4027BCN 

U2 

10 

0016795000  IC OP-AMP DUAL TL072 

U3 U5-9 U11-12 U14-15 

  

  

  

  

0016917000  JACK 1/4 PCB 3/CD DCC 

J1 

 

 

 

 

0066471000  LED BLUE #480010 

D5 

0064511000  LED RED T-1 3mm CLEAR 

D3-4 D12 

0065470000  SPACER LED VERTICAL .1"x .935" 

@ D3-5 D11 D12 

0064404000  LED GREEN T-1 3mm CLEAR  

D11 

0065383000  LED FLYING LEAD 4" BLUE CLEAR 

D16 

  

  

  

  

0056327000  OPTO-ISOLATOR LDR NSL32S01 

U10 

  

  

  

  

0064624000  CONTROL VERT 500K 10C 

R77 

0064621000  CONTROL VERT 50KB 

R32 R47 R60 R106 R115 

0064622000  CONTROL VERT 50KB W/DETENT 

R56 R69 R84 R92 

0064713000  CONTROL VERT 100k 10C DUAL 

R71 

  

  

  

  

0024969001  RES CF 1/4W 5% 1.5k LL 

R91 R105 

13 

0024997001  RES CF 1/4W 5% 100k LL 

R3-4 R13-14 R21 R44 R51 R58-59 R73-74 R118 
R123 

0024952001  RES CF 1/4W 5% 100ohm LL 

R46 R100 

Summary of Contents for WorkingPro 400

Page 1: ... WorkingPro 700 p n 4450000010 120V WorkingPro 400 p n 4450200010 120V SERVICE MANUAL CONTENTS Notices 2 Specifications 3 Service Notes 4 Circuit Description 5 Parts Lists Main PCB Assembly 7 I O PCB Assembly 9 Spkr Out PCB Assembly 10 Pwr Supply PCB Assembly 10 Pwr Amp PCB Assembly 10 Power Module Assembly 12 Chassis Assembly 13 Footswitch Assembly 14 Service Diagram List 15 ...

Page 2: ...d of Fender Musical Instruments Corporation Parts marked with two asterisks indicate the required use of that specific part This is neces sary for RELIABILITY and SAFETY requirements DO NOT USE A SUBSTITUTE PARTS LIST CODES The description codes used in the itemized Parts Lists are defined below CAPACITOR CODES CAP AE Aluminum Electrolytic CAP CA Ceramic Axial CAP CD Ceramic Disk CAP CR Ceramic Ra...

Page 3: ...dB 2kHz 15dB 2kHz MIDRANGE SEMI PARAMETRIC EQ 15dB MID FREQ frequency 15dB MID FREQ frequency BASS INTENSIFIER 15dB below CUTOFF freq 15dB below CUTOFF freq TRANSPARENCY 15dB 5kHz 15dB 5kHz EFFECTS LOOP SEND IMPEDANCE 2k 2k RETURN IMPEDANCE 27k 27k UNBALANCED LINE OUT SEND IMPEDANCE 1k 1k BALANCED LINE OUT SEND IMPEDANCE 1 5k 1 5k FOOTSWITCH INCLUDED 2 button Mute Bass Intensifier 2 button Mute Ba...

Page 4: ...k 6 nuts washers at the 1 4 jacks 3 standoff screws behind the DIN jack Disconnect the two ribbon cables at the PCB headers 4 WorkingPro SPEAKER OUT PCB REMOVAL is accomplished by removing the two fast on connections from the power amp the nuts washers from the two 1 4 jacks and three 6 standoff screws behind the PCB It may be necessary to remove the power supply PCB in order to remove this PCB 5 ...

Page 5: ... compressor circuit at U11 The compressed low frequency signal is then mixed with the clean signal at U7A resulting in an extreme bass boost Q3 disables the Bass Intensifier when switched from the front panel or the footswitch The next stage comprising of U6 U8A is the tone section This is the same architecture as any other SWR amplifier and boosts each frequency range by 15dB The frequency respon...

Page 6: ... in parallel with the front panel buttons LEDs on both the footswitch and the front panel will track the switching status from both the front panel buttons and the footswitch Power Amp The power amp has two configurations the SWR500 module and the SWR1000 module The only significant difference between these two modules is that the SWR500 module has 3 pairs of output transistors instead of 4 Also t...

Page 7: ...7uF 100V 10 C36 1 0066032000 CAP MYLAR 001uF 63V 5 C18 1 0066034000 CAP MYLAR 0039uF 100V C29 2 0066037000 CAP MYLAR 015uF 250V 10 C22 C28 2 0066039000 CAP MYLAR 01uF 250V 10 C39 C41 1 0066040000 CAP MYLAR 022uF 250V C31 2 0066041000 CAP MYLAR 033uF 250V 10 C27 C40 1 0066043000 CAP MYLAR 068UF 250V C32 1 0066046000 CAP MYLAR 1uF 100V 5 C23 2 0066047000 CAP MYLAR 22uF 63V MIN 10 C8 C25 1 0066048000...

Page 8: ...10M LL R88 8 0024971001 RES CF 1 4W 5 2 2k LL R22 23 R26 R34 R37 R54 R107 R109 2 0029455001 RES CF 1 4W 5 2 4k LL R65 R79 1 0024972001 RES CF 1 4W 5 2 7k LL R101 4 0024987001 RES CF 1 4W 5 22k LL R38 R48 R113 114 2 0024988001 RES CF 1 4W 5 27k LL R18 R102 4 0024973001 RES CF 1 4W 5 3 3k LL R41 R67 R83 R89 1 0024975001 RES CF 1 4W 5 3 9k LL R28 1 0066903001 RES CF 1 4W 5 3 9M LL R31 5 0024989001 RE...

Page 9: ...13 7 0051406003 CAP CD 220pF 500V 10 C202 203 C205 209 1 0051458003 CAP CD 470pF 500V 10 C201 1 0065388000 CONNECTOR DIN VERT PCB 5 PIN FEMALE J202 1 0006260001 DIODE 1N4448 SIGNAL D201 2 0065442000 HDR 1 CTR 8 CKT RT ANG LOCKING P201 202 1 0031611000 IC OP AMP DUAL PC4560 U201 1 0016795000 IC OP AMP DUAL TL072 U202 2 0066431000 JACK 1 4 MONO PASSIVE J204 205 1 0030771000 JACK 1 4 PCB 2 CD SCC J20...

Page 10: ... 1 0026411000 THERMISTOR 2 5 ohm 8A C30 19 RT1 PARTS LIST POWER AMP PCB ASSEMBLY Rev D QTY PART DESCRIPTION REFERENCE DESIGNATION 1 0064548000 PCB ASSY SWR500 1000 PWR AMP REF SVC DIA COMB SWR 500 1000 PWR AMP 1 0038692000 CAP AE AX 10uF 35V 20 C13 3 0068838000 CAP AE RDL 2200uF 35V LP 105C C17 18 C29 1 0028458003 CAP AE RDL 1uF 50V 20 C5 4 0028460003 CAP AE RDL 4 7uF 50V 20 C19 20 C22 C24 1 00284...

Page 11: ...74 2 0025069001 RES CF 1 4W 5 1M LL R28 R33 3 0024971001 RES CF 1 4W 5 2 2k LL R78 79 R87 2 0024972001 RES CF 1 4W 5 2 7k LL R27 R75 3 0024988001 RES CF 1 4W 5 27k LL R12 R26 R30 1 0024977001 RES CF 1 4W 5 4 7k LL R20 1 0025065001 RES CF 1 4W 5 470k LL R41 2 0024961001 RES CF 1 4W 5 470ohm LL R37 R72 2 0024993001 RES CF 1 4W 5 47k LL R19 R76 1 0024962001 RES CF 1 4W 5 560ohm LL R86 1 0024994001 RE...

Page 12: ...PS BLX ITLW PCB standoffs 1 0070539000 TUNNEL HEATSINK TOP SWR1000 PWR AMP 1 0070540000 TUNNEL HEATSINK BOTTOM SWR1000 PWR AMP 1 0064607000 HEATSINK SWR500 1000 PWR AMP 1 0065393000 FAN SWR500 1000 PWR AMP 4 0065473000 SCRW SMA 8x2 HWHS ZI fan mount 1 0065391000 SPACER FOAM SWR500 100 PWR AMP 1 0068817000 XSTR NPN MJE15034 TO 220 Q35 1 0068818000 XSTR PNP MJE15035 TO 220 Q44 2 0017746000 WSHR SHLD...

Page 13: ... 8 32 ZINC bridge rectifier 1 0053910000 SCRW M 1 4 20x3 CAR BLX xfmr mount 1 9904300900 WASHER FLAT 1 4X1 STL BLX xfmr mount 1 0028272000 NUT KEP 1 4x20 FOJ xfmr mount 1 0065926000 BADGE SWR HUBCAP SMALL 2 0067098000 SPEED NUT PUSH ON TYPE SMALL 11 0066453000 KNOB BLACK PUSH ON 18 TOOTH 1 0065395000 CABLE ASSY CRIMP 8 CKT 14 RED 1 0065389000 CABLE ASSY CRIMP 8 CKT 14 GRN 1 0065396000 CABLE ASSY C...

Page 14: ... match Safety Agency Value if specified Type if specified Approval Mark s if on part shaded Both a unique Fender part and a Safety Requirement part as defined above 14 PARTS LIST FOOTSWITCH ASSY QTY PART DESCRIPTION REFERENCE DESIGNATION 1 0065436000 FOOTSWITCH 2 BTN WORKINGPRO AMPS 1 CASE FOOTSWITCH 2 BTN WORKINGPRO 2 WASHER FLAT 482x 709 NI Service Diagram List Service Diagram Schematic WorkingP...

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