Service manual

ManualsBrandsShure ManualsAmplifierPM300 SERIES

REPLACEMENT PARTS LIST FOR VA302-C SERIES CONSOLES

Capacitor, 2500

100

Capacitor, 4000

Silicon Rectifier,

3A., 200 V.

Zener Diode,

22V,, 1 W.,

Silicon Rectifier, 100 V., %A.

Zener Diode, 3.6 V., 1

W., 5%

Germanium Diode

Silicon Diode, 50 V.,

'/PA.

A.C. Fuse (VA302 and VA302E)

A.C. Fuse (VA302E6 only)

for 200-240 volts

A.C. Fuse

(VA302E6 only)

for 100-140

volts

D.C. Fuse (VA302 and VA302E)

D.C. Fuse (VA302E6 only)

Wired in A.C. Fuse (VA302 only)

ITP.

REPL.

KIT NO.

Pilot Lamp

(VA302 only)

Pilot Lamp

(VA302E and VA302E6)

Lamp Assembly

Connector, Mic. Input

Phone Jack

Connector Mic. Output

3 Wire A.C. Line Cord and Plug

(VA302 only)

Line Cord

(VA302E only)

Line Cord and Connector

(VA302E6 only)

Reverberation Assembly

Anti Feedback Inductor Assembly

VU Meter

Handle Assembly

Console Cabinet

Volume Control Knob Assembly

Treble Control Knob Assembly

Bass Control Knob

Knob and Screw (Line Cord

Storage Spindle)

Shield

Bumper (Plastic Foot)

Fuse Holder

(VA302 only)

Fuse Holder (Screw Slot,

VA302E only)

Fuse Holder (5 x

20mm VA302E6 only)

A.C. Chassis Power Connector

(VA302E6 only)

Cabinet Upper Side Rail

Cabinet Lower

Side Rail

Transistor (Replaces

86A327)

Transistor

Transistor 110 V.

BVceo Min.

Transistor 110 V.

BVCEO Min.

Transistor 105 V.

BVcxo Min.

(Mutually Interchangeable)

Transistor 110 V.

BVcco Min.,

REPLACEMENT KIT CONSISTS OF:

QTY.

PART NO.

DESCRIPTION

NONE

Motorola No. 1

N4721

Motorola No. 1N4748A

Motorola No. IN4002

Motorola No. 1 N4729A

Sylvania No. 1 N48, IN60

Motorola No. 1 N4001

Littelfuse 3AG/3A/SB (Slo-Bio)

20mm, 1.6 AT, 250 V.

COMMERCIAL ALTERNATE

20mm, 3.0 AT, 250 V.

Littelfuse 3AGl5A

20mm, 5.0 A, 250 V.

Bussmann

MDVI5AISB (Slo-Blo)

Pig-tail

Leecraft No. 36N1311-6

Leecraft No. 36HN-1311-7W

NONE

Switchcraft No. C3F

Switchcraft No. 12-A

Switchcraft No.

14-8

Switchcraft No. 11

Switchcraft No. C3M

NONE

Gibbs No. 4L (Insulated Output)

NONE

Littelfuse No. 342014

Littelfuse No. 341001

SchurterType FEB

Switchcraft No.

EAC-301

NONE

Motorola No. MPS-6521

Texas

Inst. No. 2N3711

Motorola No. MPS-3392

RCA No. 40349

RCA No.

2N3441

Motorola No. 2N3741 Selected

RCA No.

2N3773

R1-R6, R14 RKC58 46A017 Potentiometer, Dual 50K/50K NONE

R7-R12,

RKC59

46A016 Potentiometer, 50K.

NONE

Rl6

RKC57

RKC6O

---

RKC47

RKC61

---

RKC37

RKClO

RKC44t

RKC43

RKC42

RKC41

RKC40

---

Potentiometer, 50K.

Potentiometer,

2.5K.

Resistor. .43 ohms, 5 W.

Resistor, .20 ohms, 5W.

Resistor,

.l2 ohms, 5

Resistor

Toggle Switch

(VA302 and VA302E)

Toggle Switch

(2 position

VA302E6 only)

Thermostat

Slide Switch (Screw Slot)

Rocker Switch, Chrome

Rocker Switch,

Redlorange

Rocker Switch, Orange

Rocker Switch,

Orange/Yellow

Rocker Switch, Yellow

Slide Switch, Black

Voltage-Selector Switch

NONE

Workman No. FRT-2

Cutler-Hammer No.

7563K5

Marquardt Type No. 0132

NONE

Continental-Wirt No. G-326

NONE

(VA302E6 only)

RKC35 51A215 Power Transformer (VA302 only)

RKCl47

51A241

NONE

Power Transformer

(PMSOOE and

NONE

PM300E6)

T3-T9

NOTE:

The Commercial Alternates shown above are not necessarily equivalents but may be used in the event that direct factory replacements are not immediately

available. To maintain the highest possible performance and reliability, Shure Factory Replacement Parts should be used.

'When ordering

86A332 or 868332, specify current gain code. See Page 15.

"Parts listed as RKC

Kit8 should be ordered by that kit number.

Any

orden received for plece parts where RKC Kit number is shown will be shlpped In RKC quantities.

+For gray switch order

Part

No. 55A73F.

RKC28

RKC84

51A217

90H2150

Feedback Transformer

Mic. Transformer Assy.

NONE