Crate CPB150 Power Block Power Amp Schematics

Page 1

R1
VDDA
10
1/8W
L1
W W 7
Ce C4 FERRITE C1
_1 +47 £470

- 470
T TBSV L2 35v
V33 1 3-~ I vssp
FERRITE
R2
10
J3 E 1/8W
5
DJ
E '5
9,3 T '2:
4- 8
9
J2

9,2
e

TO MAIN BOARD

TTTTT &

CAUTION

THIS SCHEMATIC IS PROVIDED FOR USE BY QUALIFIED PERSONNEL
TO AVOID RISK OF ELECTRIC SHOCK, REFER SERVICING TO OUALIFIED
SERVICE PERSONNEL DO NOT PERFORM ANV SERVICING BEVOND
THAT EXPLAINED IN THE OPERATING INSTRUCTIONS,

NOTES-

II CAUTION SHOCK HAZARDII
THIS UNIT CONTAINS HAZARDOUS VOLTAGE DISCONNECT POWER
AND BE SURE POWER SUPPLY IS DISCHARGED BEFORE
TOUCHING INTERNAL PARTS

2I UNLESS NOTED RESISTOR VALUES IN OHMS HAW-5% TOL.
CAPACITOR VALUES IN MICROFARADS,50V-10% TOL

3) VOLTACES ARE MEASURED WITH I MEGOHM OSCILLOSCOPE
AND 10 MEGOHM DIGITAL VOLTMETER.

11

- 220 pF 4

R3
, A A A
39K ,
1/10 w
, .
R5 C9
30.1I< 1
1/10 w -
010 1% T
C12 ,
_I_ .1 '1 _I_
e E! A
2 2 8 g a a 7 v
S a o o g 3 R1
IN > > 2 > > 10 0 L5 C26
Boon L 1/8 W27 uH 5.6A max 200H 47 F
lm [C1 J- 061252 : -
V TDASQZOB T
0011 6 OUT1+
SGND1
SGNDZ WY]
21
OUT2 L6 1 ourg.
_L C23 27 UH 5.6A max 2OOHMJ- :l
|N2+ .015
R11 C27
:1 BCOT2 224-]- 10 T _47 I:
IN} 2 2 D g 5 g a a mm
c u. m e u.
g g g 5 E a g g y;
m In 03 m o
'- - - N N C35 C25
+§3132 3'38 039 220 pF L 220 pF

.1

0 05/23/11 CONIROL IssuE

REV Dane DESCRIPTION EC!(S)/Ecn(s)

Chgd By

Appvd by DaIe

THE INFORMATION CONTAINED ON THIS DRAWING IS PROPRIETARV TO ST LOUIS MUSIC, INC

SignaIUTes: Date:
Draw" WFB 9/01/04 11550
Checked FIrsI Used On
ReIeased'
P!DIDaIe:WeflMar09.ZUU Drawing Slze B Drawm TiIIe:
PIoI Time 073397 Drawing Type Schemmic a50W CLASS D PWR AMP

Tolerance: Class Code, NONE Drawmg Number,

SheeI I 01 I

068359

A |

B

I D

C R AT€ C P3150

@2007 L0 UD Tec hnologies Inc . All rig hts reserved

PowerAmplifier PC B Sc hematics

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