Fender Twin Amp Schematic

TWIN (PRO-TUBE) AMP

p/n 021-5700-000 (120V)

SERVICE MANUAL

CONTENTS:

Specifications
Service notes
Parts lists:
PCB assy-main
PCB assy rear
panel
Chassis assy
Cabinet assy
End item
Drawings

Notices

Fender Musical Instruments Corp. 7975 North Hayden Road Scottsdale, AZ 85258

TWIN (PRO-TUBE) AMP

(This is the model name for warranty claims)

SERVICE MANUAL

JUNE 2001

IMPORTANT NOTICE:

The information contained herein is CONFIDENT IAL and PROPRIETARY to Fender Musical Instruments Corp. It is
disclosed solely for use by qualified technicians for purposes of equipment maintenance and service. It is not to be
disclosed to others without the expressed perm ission of Fender Musical Ins truments Co. All s pecifications subjec t to
change without notice.

For warranty repair service, only Fender specified part numbers are to be used. It is recommended they also be used
for post-warranty maintenance and repair.

*

Parts marked with an asterisk (
SAFETY requirements. DO NOT USE A SUBSTITUTE!

A coded naming convention is used in the description of certain parts. The codes and what they mean are as follows:

CAPACITOR CODES HARDWARE CODES

CAP AE = Aluminum Electrolytic BLX = Black Oxide
CAP CA = Ceramic Axial CR = Chrome Plated
CAP CD = Ceramic Disk HWH = Hex Washer Head
CAP MPF = Metalized Polyester Film M = Machine Screw
CAP MY = Mylar NI = Nickel Plated
CAP PFF = Polyester Film/Foil OHP = Oval Head Phillips

RESISTOR CODES

RES CC = Carbon Comp SMA = Sheet Metal "A" Point
RES CF = Carbon Film SMB = Sheet Metal "B" Point
RES FP = Flame Proof SS = Stainless Steel
RES MF = Metal Film TF = Thread Forming
RES WW = Wire Wound ZI = Zinc Plated

) indicate the required use of that specific part. This is necessary for RELIABILITY and

PB = Particle Board
PHP = Pan Head Phillips
PHPS = Pan Head Phillips Sems

TWIN (PRO-TUBE) AMP

SPECIFICATIONS

Product Release No.: PR 449 (This is not a model number)
Part Number: 120V Version : 21-5700

240V Aus : 21-5730
230V UK : 21-5740
230V Eur : 21-5760
100V : 21-5770

Power Requirements: 360W
Power Amp Section:

Power Output: 100 Watt s RMS (Hig h Output)

25 W RMS (1/4 Output)

1kHz sine wave into 4Ω @<5% THD (Presence @ “1”)

Input impedance: 1MΩ
Tubes: Four 6L6GC (P/N 053980)

Two 12AX7A (P/N 023572)
Five 12AX7WA (P/N 013341)
One 12AT7 (P/N 023531)

Fuses: F200: T4A 250V (100V, 120V units)
T2A 250V (230V, 240V units)
F201: T5A 250V (Internal filam ent fuse on 230V, 240V units)
F1 & F2: T 100mA 250V (all units)

Speaker Complement: Two 8Ω Fender 12" (P/N 037617)
Footswitch: Four-Button: Channel, Effects, Reverb, Tremolo (P/N 057025)
Dimensions: Height:19 7/8" (50.7 cm)

Width: 26 3/8" (67.3 cm)
Depth: 12 27/32" (32.8 cm)

Weight: 80 lbs. (36.3 kg)

Product specifications are subject to change without notice

TWIN (PRO-TUBE) AMP

SERVICE NOTES

1. CHASSIS REMOVAL is accomplished by first removing eight (8) screws fr om t he top, and one (1)

screw from each side of the cabinet; disconnect r everb and speaker wires, then slide the chassis
toward the rear.

2. TUBE CHART:

3. OUTPUT TUBE BIAS & BALANCE ADJUSTMENTS

A. Warm up the amp for 2 m inut es with ST AND BY OFF and the OUTPUT POWER set to FULL.

Set SPEED and INTENSITY TO “ 1 ” and make sure TREMOLO is OFF. Flip the STAND BY switch
to the UP position.

B. Remove the bias controls cover box.
C. Set BIAS: with a DC voltmeter m easur e VDC between GND and V9&V10 test points. Adjust

BIAS for .06 VDC (60mVDC).
D. Set BALANCE: measure the VDC between V9&V10, and V11&V12 t est points. Adjust
BALANCE for zero (0) VDC.

E. Replace the bias controls cover box.

TWIN (PRO-TUBE) AMP

PARTS LIST

NOTE: SHADED ITEMS ARE FOR REFERENCE ONLY

PRINTED CIRCUIT BOARD ASSEMBLY – MAIN

QTY PART # DESCRIPTION REFERENCE DESIGNATION

REF 0057014000 SVC. DIA., COMB. PRO-TUBE AMPS

1 0057015000 PCB FAB MAIN, PRO-TUBE AMPS
2 0038690001 CAP AE AX 1.0uF 100V 20% C17 C37

4 0025960001 CAP AE AX 22uF 16V 20% C8 C29 C34 C111
3 0024819000 CAP AE AX 22uF 500V +50%-10% C203 C206-207
1 0038693001 CAP AE AX 47uF 16V 20% C1
4 0024820000 CAP AE AX 47uF 350V 20% C201-202 C204-205

2 0028494000 CAP AE RDL 1000uF 35V 20% C212-213
2 0031040000 CAP AE RDL 100uF 100V 20% C208-209
2 0028482003 CAP AE RDL 220uF 50V 20% C210-211
2 0036954003 CAP AE RDL 22uF 63V 20% C33 C216

1 0020883002 CAP CD 10pF 1000V 10% C31
2 0051408003 CAP CD 47pF 500V 5% C7 C101
1 0069724002 CAP CD 100pF 1000V 10% C105
1 0051405003 CAP CD 120pF 500V 5% C19
2 0020917002 CAP CD 250pF 1000V 10% C4 C22
1 0051458003 CAP CD 470pF 500V 10% C32
3 0025951002 CAP CD 750pF 1000V 10% C14 C16 C18
1 0025995002 CAP CD 8200pF 1000V 20% C200
2 0034788003 CAP CD .1uF 50V 20% .15” cut C224-225

3 0027272003 CAP MPF .047uF 63V 10% C218 C220 C223
1 0027280003 CAP MPF .15uF 63V 10% C217
2 0027281003 CAP MPF .22uF 63V 10% C215 C221
2 0027286003 CAP MPF .47uF 63V 10% C219 C222
1 0033477003 CAP MPF .68uF 63V 10% C11
3 0024823000 CAP MPF RDL .01uF 400V 10% C23 C103 C110
6 0024833000 CAP MPF RDL .022uF 400V 10% C3 C9 C12 C21 C108-109

10 0024845000 CAP MPF RDL .047uF 400V 10% C2 C6 C10 C13 C15 C24-25 C30 C116-117

3 0024853000 CAP MPF RDL .1uF 250V 10% C100 C102 C104
7 0024854000 CAP MPF RDL .1uF 400V 10% C5 C20 C36 C112-115
2 0024855000 CAP MPF RDL .1uF 630V 10% C106-107
1 0024876000 CAP MPF RDL .68uF 250V 10% C27

1 0037040002 CAP PFF .0033uF 400V 10% C35
1 0037600000 CONTROL SNAPIN 100k B TAPER

2 0041507000 CONTROL SNAPIN 1M 10A TAPER
3 0047540000 CONTROL SNAPIN 250k 15A TAPER
2 0037597000 CONTROL SNAPIN 250k 30A TAPER
1 0041511000 CONTROL SNAPIN 250k B DUAL
1 0047031000 CONTROL SNAPIN 25k 30C TAPER
2 0041510000 CONTROL SNAPIN 25k B TAPER
1 0037601000 CONTROL SNAPIN 3M 10C TAPER

16 0026730001 DIODE 1N4006 800V 1A D100-101 D200-207 D210-215

R73 Reverb
R12 R37 Ch1volume Ch2volume
R10 R17 R35 Ch1bass Gain Ch2bass
R9 R34 Ch1treble Ch2treble
R148 Intensity
R109 Presence
R11 R36 Ch1mid Ch2mid
R141 Speed

TWIN (PRO-TUBE) AMP

PRINTED CIRCUIT BOARD ASSEMBLY – MAIN (cont)

QTY PART # DESCRIPTION REFERENCE DESIGNATION

18 0006260001 DIODE 1N4448 SIGNAL

2 0029690001 DIODE HV 3kV 200mA D102-103
1 0031017001 DIODE ZEN 1N5223B 2.7V 5% LL D224

3 0031635001 DIODE ZEN 1N5240B 10V 5% LL D5 D227 D238
6 0031019001 DIODE ZEN 1N5245B 15V 5% LL D2-3 D8-9 D112-113
2 0028119060 DIODE ZEN 1N5353B 16V 5W 5% D216-217
2 0041811060 DIODE ZEN 1N5368B 47V 5W 5% D208-209

6 0026000001 FSTN TAB MALE PCB MT .187X.032 P2-5 P216-217

20 0025802000 FSTN TAB MALE .250x.032 PCB MT P100-101 P200-215 P218-219

4 0031611000 IC OP-AMP DUAL PC4560 U1-4
2 0041261000 IC VOLT REF LM4040DIZ-10.0 U5-6

D1 D4 D6-7 D114 D223 D226 D228-229 D231­237 D239-240

1 0037117000 JACK PCB MONO CLOSED CKT
1 0025933000 JACK PHONO DUAL PC MTG

1 0028039000 LED RED 5x5mm SLB-55VR3 D225
1 0030754000 LED RED T-1 3mm DIFFUSED D230
1 0036178000 SPACER LED .5x.1 BRN @D230

3 0036613000 RELAY DPDT DIP 24 VOLT 8.3mA K1-3
9 0025116001 RES CF 1/2W 5% 100k LL R3 R13 R20 R31 R52 R61 R71 R77 R111

2 0026368001 RES CF 1/2W 5% 100ohm LL R211-212
1 0025117001 RES CF 1/2W 5% 220k LL R202
1 0025113001 RES CF 1/2W 5% 10k LL R104
1 0025834001 RES CF 1/2W 5% 150k LL R146
2 0036957001 RES CF 1/2W 5% 470k LL R26 R144
1 0025115001 RES CF 1/2W 5% 82k LL R110

12 0024969001 RES CF 1/4W 5% 1.5k LL

8 0024997001 RES CF 1/4W 5% 100k LL

11 0024981001 RES CF 1/4W 5% 10k LL

1 0024937001 RES CF 1/4W 5% 10ohm LL R250
1 0024999001 RES CF 1/4W 5% 150k LL R100
5 0024985001 RES CF 1/4W 5% 15k LL R101 R155 R224 R229 R248
1 0024955001 RES CF 1/4W 5% 180ohm LL R227
1 0024986001 RES CF 1/4W 5% 18k LL R27
1 0024965001 RES CF 1/4W 5% 1k LL R81

15 0025069001 RES CF 1/4W 5% 1M LL

8 0025059001 RES CF 1/4W 5% 220k LL R5 R16 R24 R53 R67 R75 R112-113
2 0024987001 RES CF 1/4W 5% 22k LL R39 R79
1 0025077001 RES CF 1/4W 5% 3.3M LL R76
4 0024989001 RES CF 1/4W 5% 33k LL R2 R33 R45 R102
2 0024977001 RES CF 1/4W 5% 4.7k LL R107 R145
1 0025079001 RES CF 1/4W 5% 4.7M LL R70

12 0025065001 RES CF 1/4W 5% 470k LL

1 0024961001 RES CF 1/4W 5% 470ohm LL R105
3 0024993001 RES CF 1/4W 5% 47k LL R22 R42 R44
1 0024962001 RES CF 1/4W 5% 560ohm LL R237
2 0028948001 RES CF 1/4W 5% 6.2k LL R80 R235
4 0024979001 RES CF 1/4W 5% 6.8k LL R154 R225 R228 R247
2 0025068001 RES CF 1/4W 5% 820k LL R222 R245
2 0024964001 RES CF 1/4W 5% 820ohm LL R32 R72
2 0029613001 RES CF 1/4W 5% 91k LL R108 R140

J1 Input
J2 Reverb

R4 R14 R21 R43 R51 R62 R68-69 R114-115
R215 R238
R8 R147 R208 R220 R226 R230 R243 R249
R19 R25 R30 R41 R50 R60 R143 R207 R231­233

R1 R6 R15 R18 R38 R40 R46 R49 R63 R78 R82
R103 R106 R142 R153

R7 R23 R28-29 R64-65 R74 R214 R223 R234
R236 R246

TWIN (PRO-TUBE) AMP

PRINTED CIRCUIT BOARD ASSEMBLY – MAIN (cont)

QTY PART # DESCRIPTION REFERENCE DESIGNATION

4 0027354001 RES FILM 1W 5% 220k LL R200-201 R203-204
2 0016979001 RES MF 1/4W 1% 215k LL R217 R240

2 0016971001 RES MF 1/4W 1% 33.2k LL R219 R242
2 0017191001 RES MF 1/4W 1% 36.5k LL R221 R244
4 0017372001 RES MF 1/4W 1% 51.1k LL R216 R218 R239 R241

1 0057221000 RES MOX FP 1W 5% 2.2k R66
1 0057222000 RES MOX FP 2W 5% 10k R205
1 0041268001 RES MOX 2W 5% 10k LL R206

2 0041256000 RES WW 5W 10% 470ohm R118-119
2 0029047000 RES WW BT 7W 10% 270ohm R209-210
2 0028091000 SWITCH PUSH SLFLK

2 0048451000 BUTTON PUSH OFF WHITE @S1-2
1 0028503000 THERMISTOR 10 ohm 5A C60-11 RT1
2 0014689003 XSTR N-CH JFET J111 TO-92 Q2-3

3 0041465003 XSTR N-CH JFET J113 TO-92 Q1 Q5 Q102
2 0016739003 XSTR NPN 2N4401 TO-92 Q4 Q200
1 0016742003 XSTR PNP 2N4403 TO-92 Q201

8 0051442000 SOCKET TUBE 9 PIN PCB MOUNT @V1-8
4 0057238000 TUBE SOCKET 8 PIN PCB MOUNT @V9 V12

1 0049976000 SWITCH TOGGLE DPST DC W/NUTS
6 0016440000 STNDOFF RND AL 6-32x1x1/4 @V9 V11 V12 (V12 hardware for PCB mtg)

6 0039367000 SCRW M6-32X3/8 PHP SS INTLWSHR @V9 V11 V12 (V12 hardware for PCB mtg)
4 9904101500 SCRW M 6-32x3/8 PHPS BLX ITLW @V9 V11
2 0026459000 WASHER FLAT 6x3/8 ZI @ V12 (V12 hardware for PCB mtg)

1 0037805000 CABLE RIBBON 6 CKT 2-1/4" PW1

S1-2 Bright ChSelect

S203 OutputPower

PRINTED CIRCUIT BOARD ASSEMBLY – REAR PANEL

QTY PART # DESCRIPTION REFERENCE DESIGNATION

REF 0057014000 SVC. DIA., COMB. PRO-TUBE AMPS

1 0057017000 PCB FAB REAR PANEL, PRO-TUBE AMPS
2 0036954003 CAP AE RDL 22uF 63V 20% C118-119
1 0027286003 CAP MPF .47uF 63V 10% C214

1 0024823000 CAP MPF RDL .01uF 400V 10% C26
1 0024853000 CAP MPF RDL .1uF 250V 10% C28

2 0047540000 CONTROL SNAPIN 250k 15A TAPER
2 0026133000 CONTROL TRIM 25k LIN

3 0026730001 DIODE 1N4006 800V 1A
2 0006260001 DIODE 1N4448 SIGNAL D218-219

1 0031017001 DIODE ZEN 1N5223B 2.7V 5% LL D221
1 0026000001 FSTN TAB MALE PCB MT .187X.032 P109

R47 R58
R149-150

D104-106

Send Return

Balance Bias

TWIN (PRO-TUBE) AMP

PRINTED CIRCUIT BOARD ASSEMBLY – REAR PANEL (cont)

QTY PART # DESCRIPTION REFERENCE DESIGNATION

11 0025802000 FSTN TAB MALE .250x.032 PCB MT

P102-107 P110-111 P220-222

1 0022546000 FUSE HOLDER PCB MTG UNIVERSAL
1 0022548000 FUSE CARRIER 5mm
1 0013004000 FUSE TD 20mm X 5mm 250V 100mA

1 0027413000 HDR .1 CTR 6 CKT SQ PIN P1
5 0051658000 JACK MONO R/A

3 0026481000 JACK TIP
2 0028039000 LED RED 5x5mm SLB-55VR3 D220 D222

1 0033177000 LED RED/GREEN 5x5mm BI-COLOR
1 0036178000 SPACER LED .5x.1 BRN

1 0025941001 RES CF 1/2W 5% 560ohm LL
1 0024997001 RES CF 1/4W 5% 100k LL R57

4 0024937001 RES CF 1/4W 5% 10ohm LL R56 R83 R251-252
1 0024965001 RES CF 1/4W 5% 1k LL R55
1 0025059001 RES CF 1/4W 5% 220k LL R54
2 0024987001 RES CF 1/4W 5% 22k LL
1 0024961001 RES CF 1/4W 5% 470ohm LL
2 0028153001 RES CF 1/4W 5% 75k LL R151-152
2 0024980001 RES CF 1/4W 5% 8.2k LL R48 R59

1 0028029001 RES FILM 1W 5% 1.5k LL R213
4 0027354001 RES FILM 1W 5% 220k LL

2 0033095001 RES MOX FP 1W 5% 1ohm LL R116-117

F1
@F1
@F1

J3-6 J10

in Footswitch

J7-9

D107
@ D107

R123

R122 R127
R124

R120-121 R125-126

Send Return Preamp out Pwr amp

V11 Gnd V9

1 0028091000 SWITCH PUSH SLFLK
1 0048451000 BUTTON PUSH OFF WHITE @S3

2 0016739003 XSTR NPN 2N4401 TO-92

S3 FX Loop

Q100-101

CHASSIS ASSEMBLY

QTY PART # DESCRIPTION REFERENCE DESIGNATION

2 0028069000 BUSHING SNAP 3/4x1-1/8 WHT @ PWR XFMR
2 0018022000 BUSHING SNAP 5/16x17/32 BLK @ CHOKE & REV. XFMR
2 0012560000 BUSHING SNAP 5/8x27/32 BLK @ OUTPUT XFMR

1 0036486000 CHOKE
1 0026478000 XFMR OUTPUT 100W 4,8,16 OHMS OUTPUT XFMR TWIN
1 0051463000 XFMR SUNN MODEL T PWR. XFMR TWIN
1 0037099000 XFMR REVERB VIBROVERB/65 DLX REVERB XFMR

4 0026501000 SCRW C 1/4-20x1/2" HH BLX @ PWR XFMR
4 0028272000 NUT KEP 1/4x20 FOJ @ PWR XFMR
8 0022319000 WSHR FLT 1/4x9/16 NI @ PWR XFMR

REF

4 0026553000 SCRW M 8-32 x 3/8" PHP BLX @ OUTPUT XFMR
4 0022004000 NUT KEPS #8-32 ZINC @ OUTPUT XFMR

2 0036570000 SWITCH TOGGLE DPST W/NUTS PWR SW, STNDBY

0047163000 TUBING SHRINK 1" BLACK

@ PWR XFMR PRI. LEADS & V1 V2

TWIN (PRO-TUBE) AMP

CHASSIS ASSEMBLY (cont)

QTY PART # DESCRIPTION REFERENCE DESIGNATION

3 0022293000 WSHR FLAT .473x.750 NI

1 0021741000 HOLDER DIAL LITE ASSY PILOT @ PILOT LIGHT
1 0031625000 NUT HOLDER PILOT LIGHT 1/16-27 @ PILOT LIGHT
1 0032219000 COLLAR-PILOT LIGHT @ PILOT LIGHT
1 0021642000 PILOT LIGHT #T47 @ PILOT LIGHT
1 0025718000 JEWEL PILOT LITE RED #20 @ PILOT LIGHT

1 0047213000 CONNECTOR AC LINE MALE IEC IEC PWR JACK
2 0097360000 NUT HEX 4-40 EX LOCK @ IEC PWR JACK
2 0014172000 SCREW M 4-40 x 1/4" PHP BLX @ IEC PWR JACK

1 0036702000 FUSE HOLDER 3AG FINGER GRIP @ LINE FUSE F1
1 0013737000 FUSE TD 1-1/4x1/4 250v 4A

REF 0036703000 FUSE HOLDER 5MM FINGER GRIP @ LINE FUSE F1 (Export only)
REF 0013115000 FUSE TD 20mmx5mm 250v 2A

1 0021550000 JACK PHONE TIP SHUNT 12A MAIN SPKR JACK J11
1 0021956000 JACK PHONE OPEN CIRCUIT 11 EXT. SPKR JACK J12
2 0031153000 WSHR FLAT 3/8 x .614" NI @ SPKR JACKS J11 J12
2 0016436000 WSHR LCK INTL 3/8 x .687 x .035 NI @ SPKR JACKS J11 J12
2 0016352000 NUT HEX 3/8-32 x 3/32 TK NI @ SPKR JACKS J11 J12

1 0056891000 CHASSIS TWIN-AMP
1 0057032000 COVER BOX BIAS CONTROLS PRO-TUBE AMPS
1 0057012000 PANEL, FRONT TWIN-AMP
1 0057013000 PANEL, REAR TWIN-AMP

@ PWR SW, HIGH/LOW SW,STNDBY

LINE FUSE F1 (120V/100V UNITS )

LINE FUSE F1 (230V/240V UNITS )

2 0023572000 TUBE 7025/12AX7A CHINESE V1-2
5 0013341000 TUBE 7025/12AX7WA RUSSIAN MADE V3-6 V8
1 0023531000 TUBE 12AT7 HIGH MU TWIN TRIODE V7
8 0053893000 TUBE SHIELD SUNN MODEL T V1-8
4 0053980000 TUBE VACUUM 6L6GC/5881 SVTLNA V9-12
4 0020424000 TUBE RING UNIVERSAL (277H-2) @V9-12

15 0024604000 KNOB BLACK W/WHITE STAMP 1-10 @ ALL CONTROLS

5 0053480000 WASHER FLAT .442 X.692 NI @ FX BOARD JACKS
5 0053479000 NUT HEX 7/16 20X1/8 NI @ FX BOARD JACKS

6 0038900000 SCRW TF 6-32x1/4 PHP ZI @ CHASSIS GNDS, CHOKE, REV. XFMR,

TUBE CAGE

26 0031184000 SCRW M6-32x1/4 PHPS BLX ITLW @ STANDOFFS

1 0057016000 PCB ASSY TWIN-AMP MAIN MAIN PCB ASSY'S
1 0057018000 PCB ASSY TWIN-AMP REAR PANEL FX PCB ASSY'S

REF 0012398000 TUBING, SHRINK 3/16 BLK @ PILOT LIGHT WIRES

1 0051155000 SCRW SMB #4 x 3/8 PHP BLX @ REVERB RCA JACKS J2
2 0032806000 SCRW TF 6-32x1/4 PHP BLX @ COVER BOX
0 0057106000 TUBE CAGE PRO-TUBE AMPS 230V ONLY

TWIN (PRO-TUBE) AMP

CABINET ASSEMBLY

QTY PART # DESCRIPTION REFERENCE DESIGNATION

4 0026566000 CORNER 2 HOLE w/ TAB NI
4 0019276000 GLIDE CAB 1.24 X .335 NI

4 0019275000 INSERT GLIDE CUSHION 1.27 DIA
4 0056482000 MOUNTING PLATE EL COM
1 0027846000 HANDLE 9.25" NO LOGO
1 0032524000 INSERT HANDLE
2 0019279000 HANDLE CAP 2 HOLE NICKEL

REF 0029086000 VELCRO STRIP HOOK 1.5" wd BLK
REF 0029085000 VELCRO STRIP LOOP 1.5" wd BLK

16 0027199000 SCRW SMAB 10 X 3/4 PHP NI
12 0021972000 NUT T 10-32x3/4 STR 3 PRNG BLX

4 0022244000 SCRW M10-32 x 1 1/8 OHP NI
4 0026571000 SCRW SMAB 8x5/8 THP NI
4 0026625000 SCRW WOOD 8x1 FH

REF 0037788000 CLOTH GRILLE BLACK/SILVER
REF 0026570000 TOLEX "BRAVURA BLACK"
REF 0037350000 TAPE ALUM 8"X60YDS

END ITEM ASSEMBLY

QTY PART # DESCRIPTION REFERENCE DESIGNATION

1 0056524000 CABINET ASSY TWIN-AMP

1 0057027000 CHASSIS ASSY. TWIN-AMP 120V DOM
REF 0057028000 CHASSIS ASSY. TWIN-AMP 230V
REF 0057030000 CHASSIS ASSY. TWIN-AMP 240V AUS
REF 0057031000 CHASSIS ASSY. TWIN-AMP 100V JPN

1 0047248000 CORD PWR W/IEC CONN DOM
REF 0047251000 CORD PWR W/IEC CONN 230V EUR
REF 0047249000 CORD PWR W/IEC CONN 230V UK
REF 0047250000 CORD PWR W/IEC CONN 240V AUS
REF 0053997000 CORD PWR W/IEC CONN 100V JPN

2 0024828000 LEG AMP TILT 16" @ CAB SIDES

2 0021998000 NUT FLEX LOCK 10-32 W/NYLON IN @ TILTBACK LEGS

2 0022277000 SCRW M 10-32x1-1/2 OHP NI @ TILTBACK LEGS

2 0022285000 WSHR SP LOCK 1/4x.493 ZI @ TILTBACK LEGS

6 0022319000 WSHR FLAT 1/4x9/16 NI @ TILTBACK LEGS

2 0031344000 SCRW SMA 10x3/4 OHP NI @ TILTBACK LEG STOPS

2 0024646000 WASHER LEG STOP TN @ CAB SIDES

2 0024752000 STRAP CHASSIS 4-1/2" NICKEL CHASSIS TO CAB

4 0057105000 SCRW M 8-32x1-3/16 OHP NI CP

6 0029527000 WSHR FNSH 8-5/8 FLNGD BLX WX CHASSIS TO CAB

6 0036199000 SCRW M 8-32x1-3/16 OHP BLX CP CHASSIS TO CAB

1 0023192000 NAMEPLATE FNDR 65 TWIN @ GRILLE FRAME

3 0037985000 SCRW SMA 2x3/8 PHP BLX @ LOGO

1 0057025000 FOOTSWITCH ASSY 4 BUTTON
REF 0057014000 SVC DIA COMB PRO-TUBE AMPS

REF 0057023000 MANUAL OWNERS TWIN-AMP

4 0029828000 SCRW PB 8x3/4 PHP ZI @ REV. BAG & CABLE CLAMPS

2 0022327000 WSHR FLAT 8x7/16 NI @ REV. BAG SCREWS

TWIN (PRO-TUBE) AMP

END ITEM ASSEMBLY (cont)

QTY PART # DESCRIPTION REFERENCE DESIGNATION

1 0031849000 REVERB BAG @ CAB BOTTOM

1 0028453000 PAD CARDBOARD REVERB INSIDE REV. BAG

1 9906900590 CLAMP CABLE NYL ADHESIVE @ REV. UNIT

1 0012582000 CLAMP CABLE NYL SCRW MNT 1/4 @ REV. CABLE

1 0025722000 CABLE REVERB 1100mm CHASSIS TO REV. UNIT

1 0064063000 REVERB UNIT 4 SPRING 4AB3C1B INSIDE REV. BAG

1 0028044000 CABLE ASSY SPKR RT ANG 33" @ SPKR TO MAIN SPKR JACK

1 0022491000 CLAMP CABLE NYL SCRW MNT 5/16 @ SPKR CABLE

2 0037617000 SPKR 12" 8M 50W (099-4812-002) @ BAFFLE

8 0026577000 SCRW M 10-32x1 PHP BLX @ SPEAKERS

4 0056483000 CASTER SWIVEL EL COM 2-12 CABS

8 0037215000 WSHR C'SNK #6 NI @ CAB REAR PANELS
8 0037952000 SCRW SMA #6x1 OHP Ni @ CAB REAR PANELS