QSC EX 800 Manuel d'utilisateur télécharger pdf (Page 5)

SIG. GND

+ INPUT

- INPUT

THERM BUS, 0-8V

PWR-ON, 0-15V

10uF

2N4410

PWR GND

SPKR SIGNAL, 5V PK

CLIP-LIM BUS, 0-4V

MUTE BUS, 0-8V

5532

10K

100p

1.5K

REG. -15V

SIG. GND

+ INPUT

- INPUT

THERM BUS, 0-8V

PWR-ON, 0-15V

SPKR SIGNAL, 5V PK

CLIP-LIM BUS, 0-4V

MUTE BUS, 0-8V

SIG. GND

PWR GND

C101

RN101

10K D(C)

10K B

10K C(D)

10K A

C102

R102

U101 B

VR101

Q103

R112

C108

GAIN

CH 2 PINS

NOTES

1. ALL RESISTORS 1/4 WATT UNLESS SPECIFIED.

2. ALL CAPACITORS 25V UNLESS SPECIFIED.

3. CH 2 RESISTOR NETWORK SECTIONS ( ) WHEN DIFFERENT.

4. CH 1 COMPONENTS NUMBERED 101-199

5. CH 2 COMPONENTS NUMBERED 201-299.

6. PARTS IN COMMON TO BOTH CHANNELS NUMBERED 1-99.

7. U102, 202 ROHM BA6124 OR SAMSUNG KA2284/85

GRN

1K-D

RN103

LD105

PWR ON

BA6124

100

YEL YEL

10uF

330K

R105

LD103

U102

C105

R107

536

R108

LEVEL

-30

-10

LD104

10K

R106

10uF

C106

3.9K

R109

RN 104

1K-C

-24V

+24V

AC RELAY 2

AC RELAY 1

REG. +15V

J 1 26-PINS

SCHEMATIC, EX-SERIES DISPLAY BOARD.

8. LD 101, 102, HIGH-EFFICIENCY RED LED.

9. LD 103, 104, HIGH-EFFICIENCY YELLOW LED.

10. LD 105, HIGH-EFFICIENCY GREEN LED.

PC-004001-00, REV A.

EX-SERIES DISPLAY BOARD

SCHEMATIC DIAGRAM

1 OF 1

PAT QUILTER 6-19-90

A PROD REL PER ECO 756

1K-D

R113

634

B REVISED PER ECO 1603 WR

6-19-90

SH-004001-00 1 B

SH-004001-00 B

FCAD: 004001SH SH4001B1.FDC

9-29-92

10uf

4.7uf NP

5532

1K 536

R110

R103 R104

C107

U101 A

PWR GND

SPKR SIGNAL, 5V PK

CLIP-LIM BUS, 0-4V

RED

100

MPS2907

.0033

1N4004

4410

RN102

10K-D(A)

10K-C(B)

10K-B(C)

10K-A(D)

Q102

Q101

D101

R101

LD101

RN103

1K-C

1K-B

1K-A

MUTE BUS, 0-8V

C103

470 10V

C104

RED

LD102

LIM-CLIP

1.5K

R111

1K-B

1K-A

C 109

10uF

Q 104

2N 4410

4.7K

THERM BUS 0-8V

TO AMP +INPUT

TO AMP -INPUT

Vcc SENSE R

SIG. GND

-15V REG

+24V UNREG

-24V UNREG

J101, 201 14-PINS

+15V REG

TEMP-PROT

1 2 3 4 5 6

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QSC EX 800 Manuel d'utilisateur Page 5

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