Crate GTX 212 FX Control Board 07S794 Schematic

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CAUTION

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

NOTES:

1) CAUTION SHOCK HAZARDII
THIS UNIT CONTAINS HAZARDOUS VOLTAGE DISCONNECT POWER
AND BE SURE POWER SUPPLV IS DISCHARGED BEFORE
TOUCHING INTERNAL PARTS.

2I UNLESS NOTED. RESISTOR VALUES IN OHMS LAWASVS TOL.
CAPACITOR VALUES IN MICROFAHADS SGVAIDV. TOL

a) VOLTAGES ARE MEASURED WITH I MEGOHM OSCILLOSCOPE
AND I0 MEGOHM DIGITAL VOLTMETER

SI
887606716

O \4 J1
2
3
O X 4
5 To J3 ON DSP PC BOARD
o X 6
7
8
O h; 9
CMN
PITCH ENCODER In
(Value)
32 -:§% INSTALL
887606716 IF RED LED I
1/4'w Is USED I
Sper.-/-\¥
O ) JWOPT1
INSTALL
V IF RED LED BLUE J4
O IS USED TAP LED '-
3 I 2
JWOPT2 a %
TO J6 ON DSP PC BOARD
\ 1K
0 2 MPSEEJG WW I A
Sper 5
\ I (Value)
0 I
CMN
DELAY ENCODER I
ASSY P/N 07-794-01
without pc mount brackets
I
R3 R4 R2
330 ' 330 mm p1 ASSY P/N 07-794-02
1/2W 1/2W 1/4W F '
spar sper mer 10K L WIth pc mount brackets
CW REVERB LEVEL
OJ D2 :é?010 R1
1N5227B 35V 02 12/va
53 35V :2 .047 1per
0? 100v D3
1N914
75V PIV 0 3/04/03 CONTRoLIssUE

REV Daxe DESCRIPTION

ECI(S)IECn(S) Chga By Apde by Dana

THE INFORMATION CONTAINED ON THIS DRAW

ING IS PROPRIETARY TO ST LOUIS MUSIC INC

J2 .
POWER SIgnatureS: Date:
2 Draw. EM 9/05/02 11380 Barman Lams MO sans
Checked: FIISI Used On:
3 mm GTX SERIES
Pla| Date Tue May m 2m Dvawmg Suze, B Drawmg TIIIe
4 _
V | PIaIT-me MN: Drawmg Type: Schemauc SCHEM EFF CONT BD
( a U6) ToIeIanceI Class Code NONE Drawmg Numbey
Sheet I m I 07S794-XX

A

| B |

| D

C RAT€W

G1X212

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

EffectsControl Board PCB Schematics

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