Crate CPB150 Power Block Preamp Schematics

Page 1

A I B c I D I E F I G
TO PWRAMP BOARD
usv
P R EAM P BOAR D I I
* m I R55 SW25
JI Can WED MAIN]; B
W. Imp Ls V CI m 9 I ' 22K N2. 3
t RC1 7 R W - I 4D L
5w lama? A was IEK I BRIDGE mom 3
mm T > H 3 D2 R2 J7C25 1 7
> < mam 650K Inn pE R54
45V 52m Bzxmm l C R m
T 5 5V Swz A
7 + M I L©iek INz.
Ra MMEDS I BRIDGE MONO
IDK ics Ink 1
+ 22 I Rss _
i 15 V IN" 7
L I cu, ' +1:
T I m '2 zuvésew
I
4:53P nu I
IC2 B 9 Wm:R I R57 C45 W m
s as RM IczA EIVpp I _ R61 " n
I MAIILL-y AAA? .i .
R9 ,LTD/ at . / MD I , w jg JACK BOARD B
4 7K L072 P I/s w R15 072 I P 1% BRIDGE
GAIN
m '33.; m m m m. TO/FROM PREAMP BOARD Mme mama I
7 IuaK A m5 R25 7; C20 #VVK W LII: I 5 4v 5; 3 H7
W I m2 4I F4 7; 4;? T59 va RCSI 4 "5V pp 0 MODE \ I (-1: WI :I-> 7
250K A an 2 2
05 202 an I 20 G ELK w J5
' N F5 3 I 3
44 Low m we pr CW .0 L15 via . <-7 45V NV W
R ._ MMBDBIA
5:22:93 EZXRVSV Us a; I 5K 335K AsIER I Imam, 2.3: R2, mm 22 wsw mm
Rm Rn MMBDSM Cw P3 , La (-2 725w 1&5- zsaV LIE
IDK C7 10K 7107 C10 052 47 m La 1 Es azxaa EVE R552 220? (_C w: :l 9 @ T 3 SLEEVE m I
22 7 MD azz N, F 7 < 7 CD L 22K an a RED FERRITE /77
15V 5 I fl < C wz :I 9 Far 05 4. AlIi
I 9 E 20 0 WHY FERRITE
15V 3.. mu 2 H m 252va 42
* RC7 7 H + I-MAIILR
I 5K :& I
1/5 W 2 9 3 ,2 BLUE\\ I47 MNNJJ LEFT
* 3 a H (-73 I g
H \ I
I
I
,,,,,,,,,,,,,,,,,,,,,,,,, LEE,ELLE,ELLE,ELLE,ELLE,LLLLLLLLLLLLLLLLLLLLLLLLLLLLLI
I we om LEVEL 929
1 By.
JACK BOARD "A' I 4%
I
I
I LINE ouT
I
I w, LID can
I 043 / 5 Wm: DUI
I L-Icu,
IO VF I7 J
I 16V
L V
I C __ 5 MAIN BOARD MAIN; E 77777777777777777777777777777777777777777777777777777
I RC4 jIg ICDFR/
I V
4. 5V DE TF5
a I H
,, MMBD
L L :2: $3 P R EAM P BOAR D
> A»; "22' ' ' 15 15 /R33
DB 95 CS: maKw msKw 7Lc25
L om J3
4) e MMBDBIA $524: #5335; l lm no 72 7 HEADPHONE
I I 7
L I . L7 we sw
I I RC2 7, 3 LE m 5w
I H #3-7
I I < ,3 j ZJ/x
I 717cm c2:
_ MAW R I 77 mm
7 I Turn um
I .4
I up; , ,
I
I R43 I
I
I I ax
rrrrrrrrrrrrrrrrrrrrrrrrrr 1/15 w C32 I R24
I an
I Izw
L I
(:31 7 l
047 l
I
I
ASSY p /N 068674 01 & 02 l 1 6/14/05 CHANGEDVALULSJDDLDMVLRSION N018 REM
- - I
I 0 05/23/05 conoLIssuL
I
CAUTION I REV Dale DESCRIPTION Ecr(S)/ECn(S) (3th By Appvd by Dale
I
THIS SCHEMATIC IS PROVIDED FOR USE Bv QUALIFIED PERSONNEL, I ME INPofiMMIoNSCpNéAIgfi 99ng DRAWING IS PfioPHIEIARv '0
TO AVOID RISK OF ELECTRIC SHOCK. REFER SERVICING TO QUALIFIED TEST POINT CONDITIONS_ I 7 L w I N
SERVICE PERSONNEL DO NOT PERFORM ANv SERVICING BEVOND I SIgnatureS: Date:
THAT EXPLAINED IN THE OPERATING INSTRUCTIONS. I
Drawn: WFB 06/30/04
I 1901 CDIIgressIDnaI. SI Lqus. MO 53145
NOTES, GAIN @ 10 LOW MID HI @ 5 LEVEL @ 10 I Checked» qum 0"»
i 7 s s 5
I) CAUTION SHOCK HAZARD-I
THIDS UNISTU CONTAINS HAZARDOUS VOLTAGE DISCONNECT POWER LIN E OUT (R EAR) @ 1 O Re'ease"
TOUCHEING UlNTEawEESAjgrév '5 DISCHARGED BEFOHE 1 PM Date Wed Jun 15. 2:105 DrawIng SIze: C Drawmg TItIe.
2) UNLESS NOTED. RESISTOR VALUES IN OHMS. I/1OW75% TOL. 40' I vap, 1 kHZ SIN E WAVE IN P UT FIoITIme 27 «a 49 Drawmg Type. Schemanc PREAMP PWA
CAPACITOR VALUES IN MICROFARADS 50V 10% TDL. m C d NONE Drawmg Number
3 VOLTAGES ARE MEASURED WITH 1 MEGDHM OSCILLOSCDPE - ass a E: .
)AND 10 MEGOHM DIGITAL VOLTMETER Tolerance. Shem 1 a, 2 063674

A

B

I C

D

F I

G

C RAT-��W

C P3150

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

PWA Prea mp PCB Sc hematics

PAGEl

Page 2

F02
EI-° °-E
J6
F01
0102 BL406
.001 _I_ NTC1
250VT . .
$ 13% R102 R104_I_C106 C105
03:1 c103-L 20% 68K 47K T .022 + 220
- C104
275v T WW 001T 1 W 400v Iioov
10 H '
J5 . m 250V T275V UL R103
- 68K
1w
4.
+25V
020 TP19
1N914
R35 18.5Vdc
If 47K : D102
D12 . +
I 3 1 UF4004
IVCC I DRAIN 400V PlV
MMszs254BT1 Q4 10101
I MPsers s START KA5M09650
R29 7 2 GND IFDBK R30 + C108
I g .4 47K 47
47K PC1:B
R77
100 J10 _I¢ C111
-2 V 1 1
I 5 wow 32V $709 -I- .022 /
THESE PARTS USED 100V
. .
I ON 01 ASSY ONLY. 1/10 W _ . PC817
D11 ' D19
MM825254BT 4*
27v '
1N914

CAUTION

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

NOTES-

1I CAUTION SHOCK HAZARD
THIS UNIT CONTAINS HAZARDOUS VOLTAGE DISCONNECT POWER
AND BE SURE POWER SUPPLY IS DISCHARGED BEFORE
TOUCHING INTERNAL PARTS

2) UNLESS NOTED. RESISTOR VALUES IN OHMS HEW-5% TOL.
CAPACITOR VALUES IN MICROFARADS, SUV-10% TOL

3) VOLTAGES ARE MEASURED WITH I MEGOHM OSCILLOSCOPE
AND 10 MEGOHM DIGITAL VOLTNIETER.

MAIN BOARD
PWR SUPPLY

1
TP15 +25v TP17
L202 25Vdc ICS 15Vdc
0204 L17
R204 I'-' 471W "r s W GND em 1 +15v
3° -001 FERRITE
2W 1KV 653 78L15 7236
D204 0206 1 013; SE 015
+ ' 22 1\ .01
2200 15 v T _
35v -
D15L020U L C205
200v PIV I: 2200
35v L1 5
C)-
FERRITE
@ R209 2
+C202 3-5: R207
:: 22 1 /o 47.5K
35 1%
C203
3: 2200 0;; L_ 4_ C15
35v R206 C207 16 v C D- -01
D203 1K
D15L020LJ IC201 .
200v PIV fi 2233K
EF 15/c
C201 L18 LM431 I06 5
GND
4.7 DH 3 40V PIV I 3S7 IN OUT 7 -15V
30 .001 FERRITE 3
(V L201 064 TP16 -25v 79L15 TP18
.1 >25Vdc -15Vdc
1 6/1405 CHANGEDVALUES ADDED 02 VERSION N01834 REM
0 05/2305 CONTROL IssuE
REV DeIe DESCRIPTION Ec1(s)/Een(sI (2th By Apde by Dme
THE INFORMATION CONTAINED ON THIS DRAWING IS PROPRIETARV TO ST LOLIIS MUSIC, INC
Signamres: Date: 4
Drawn WFB 05/30/04 [gm 0 a 63145
Checked» F1151 Used On
ReIeased'
p101 Dae'WeflJunIfi 2005 DrewIng Size B Drawmg Wei PREAMP PWA
pm. me 074015 Drawmg Type Schemanc
Tolerance: CIassCode, NONE Drawmg Number,
SheeI 2 GI 2 068674

A

B

D

C RAT-��W

C P3150

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

PWA Prea mp PCB Sc hematics

PAGE2