Harris TE-3 Manual de usuario

.. . .

“...

I c::I

TECHNICAL MANUAL

THIS TECHNICAL MANUALPROVIDES THE NECESSARY

INFORMATIONFOR THE APPLICATIQN, INSTALLATION,

OPERATION, ADJUSTMENTAND MAINTENANCEOF THE

TE-3 EXCITER.

HARRIS~ CORPORATION

Broadcas; Products Division

T.M. No. 888 1042 001

--__-- - ~___

. TE-3 FM EXCITER - 994 6425 004

MANUAL REVISION HISTORY

CN OR MCN OR

IV.NO. REV. DATE ECN NO. DESCRIPTION OF CHANGE

10/23/75 18408 Page 6-3, Parts List, Change L8 to read:

RF Choke, 1.0 uH 494 0384 000.

Page 7-7, Schematic 838 4204 001, Replace

w/updated Revision C, or change L8 from

2.2 uH to 1.0 uH

10/27/75 18471 Page 6-9, AFC Parts List, Delete R50, Res.,

51 ohm, 1/4W, 5%, Part No. 540 0881 000

Pager 7-6, Schematic 842 5828 001, Delete

R50, R51 from E2 to ground

10127175 17913 Schematic 842 5828 001, Replace w/updated

Rev. G

10/27/75

18327 Page

J-9,

Schematic 838 2026 001, Replace

w/updated Rev. F

SCA Generator Modification, 884 6507 002,

Schematic 838 4726 001, Replace w/updated

Rev. A.

SCA Generator Modification, 994 6507 002,

Part List,

Change

R47

to read: 540 0085 000 Res.,

33k ohms, 1/2W.

Change R46 to read: 540 0083 OOO', Res.,

27X ohms, 1/2W

03/19/76

20520 Page 6-4, Parts List 992 1909 001, Change

C2, C3, C4, C6,

CJ, CS

to read: cap., .03

uF, 3OOV., 500 1186 000.

888-1042-001 1

TE-3 FM EXCITER - 994 6425 004 (Continued)

MANUAL REVISION HISTORY

ICN OR MCN OR ECN NO.

IEV.NO. REV. DATE DESCRIPTION OF CHANGE

6 04/07/76 20365 Page 6-15, Change Parts List No. 994 6507

001 to 994 6507 002.

Add the following components:

c34, c35 - cap., 3.9 uF, 35V - 526 0012 000

53 -:Adaptor "BNC" - 620 0455 000

J6 - Receptacle "BNC" - 612 0403 000

P3,P6 - Plug, "BNC" - 610 0238 000

R47 - Res., 33k ohm, 1/2W - 540 0085 000

R46 - Res., 27k ohm, 1/2W - 540 0083 000

R48 - Pot., 10k ohm, 1/2W - 550 0007 000

Delete R9 and description from Parts List.

Replace schematic 838 2026 001 with up-

dated version no. 838 4726 001.

7 01/29/77 21750 Page 6-7, Parts List, change C23 to read:

Cap., 100 uF, 35V, 522 0454 000

Replace schematic 842 5828 001, Replace

with updated Rev. 3.

8 10/20/77 ERRATA Page 5-2

Para. 5.9 AUDIO UNIT ALIGNMENT

Change: A "Left-Right" signal of 400 Hz

is applied to the left and right audio

inputs and Sl is switched to the stereo

mode. Adjust R18 for a minimum 400 Hz

signal level at 511-10 (L-R out) to A

"left-Right" signal of 400 Hz is applied

to the left and right audio inputs and Sl

is switched to the stereo mode. Adjust

R17 for a minimum 400 Hz signal level at

Jll-10 (L-R out).

2 888-1042-001

TE-3 FM EXCITER - 994 6425 004 (Continued)

WWJAL REVISION HISTORY

ICN OR MCN OR ECN NO.

EV.NO. REV. DATE DESCRIPTION OF CHANGE

Change: A "Left-Minus Right" signal of

400 Hz is then connected into the left and

right audio inputs. Switch Sl to the

stereo mode position and adjust R17 for a

minimum 400 Hz signal level at 511-6 (L+R

out):to A "Left-Minus Right" signal of 400

Hz is then connected into the left and

right audio inputs. Switch Sl to the

stereo mode position and adjust Rl8 for

minimum 400 Hz signal level at 511-6 (L+R

out).'

9 09/30/81 26057 Page 6-10, Table 6.8

Change Rl from Res 300 ohm 7W, 546 0229

000 to

Res.

300 ohm low, 5%, NOI3

Inductive, 544 1633 000. R3 still retains

same description "Same as Rl".

888-1042-001 3

WARNING

THE CURRENTSAND VOLTAGES IN THIS EQUIPMENT ARE

DANGEROUS. PERSONNELMUST AT ALL TIMES OBSERVE

SAFETY REGULATIONS.

This manual is intended as a general guide for trained and qualified personnel

who are aware of the dangers inherent in handling potentially hazardous

electrical/electronic circuits. It is not intended to contain a complete

statement of all safety precautions which should be observed by personnel in

using this or other electronic equipment.

The installation, operation, maintenance and service of this equipment

involves risks both

personnel and eduipment, and must be performed only by

qualified personnel exercising due care. HARRIS CORPORATION shall not be

responsible for injury or damage resulting from improper procedures or from

the use of improperly trained or inexperienced personnel performing such tasks.

During installation and operation of this equipment, local building codes and

fire protection standards must be observed. The following National Fire

Protection Association (NFPA) standards are recormnended as references:

- Automatic Fire Detectors,

No.

72E

- Installation, Maintenance, and Use of Portable Fire Extinguishers,

No. 10

- Halogenated Fire Extinguishing Agent Systems, No. 12A

WARNING

ALWAYS DISCONNECT POWERBEFORE OPENING COVERS,

DOORS, ENCMSURES, GATES, PANELS OR SHIELDS.

ALWAYS USE GROUNDING STICKS AND SHORT OUT HIGH

VOLTAGE POINTS BEFORE SERVICING. NEVER MAKE

INTERNAL ADJUSTMENTS, PERFORM MAINTENANCE OR

SERVICE WHENALONE OR WHENFATIGUED.

Do not remove, short-circuit or tamper with interlock switches on access

covers, doors, enclosures, gates, panels or shields. Keep away from live

circuits, know your equipment and don't take chances.

WARNING

IN CASE OF EMERGENCYENSURE THAT POWERHAS BEEN

DISCONNECTED.

Treatment of

Electrical

Shock

1. If

victim is

not responsive follow the A-B-& of basic life support.

PLACE VICTIM FLAT ON HIS BACK ON A HARD SURFACE

A AIRWAY

UNCONSCIOUS.

OPENAIRWAY

LIFT UP NECK

PUSH FOREHEAD BACK

CLEAR OUT MOUTH IF NECESSARY

OBSERVE FOR BREATHING

B BREATHING

IF NOT BREATHING,

BEGIN ARTIFICIAL

BREATHING

TILT HEAD

PINCH NOSTRILS

MAKE AIRTIGHT SEAL

4 BUICK FULL BREATHS

REMEMBER MOUTH TO MOUTH RESUSCITATION

MUST BE COMMENCDJ As SOON As POSSIBLE

CHECK CAROTID PULSE

1/2”TO 2”

APPROX.

8. SEC. 15 COMPRESSIONS

ONE RESCUER

2 BUICK BREATHS

APPROX. TWO RESCUERS

60 SEC.i 5 COMPRESSIONS

1 BREATH

NOTE: DO NOT INTERRUPT RHYTHM OF COMPRESSIONS

WHEN SECOND PERSON IS GIVING BREATH

Call for medical assistance as soon as possible.

2. If

victim is

responsive.

a. keep them warm

b. keep them as quiet as possible

C. loosen their clothing

(a reclining position is recommended)

FIRST-AID

Personnel engaged in the installation, operation, maintenance or servicing of

this equipment are urged to become familiar with first-aid theory and

practices. The following information is not intended to be complete first-aid

procedures, it is brief and is only to be used as a reference. It is the duty

of all personnel using the equipment to be prepared to give adequate Emergency

First Aid and thereby prevent avoidable loss of life.

Treatment of Electrical Burns

1. Extensive burned and broken skin

a. Cover area with clean shei or cloth. (Cleanest available cloth

article.)

b. Do not break blisters, remove tissue, remove adhered particles of

clothing, or apply any salve or ointment.

C. Treat victim for shock as required.

d. Arrange transportation to a hospital as quickly as possible.

e. If arms or legs are affected keep them elevated.

NOTE

If medical help will not be available within an

hour and the victim is conscious and not

vomiting, give him a weak solution of salt and

soda: 1 level teaspoonful of salt and l/2

level teaspoonful of baking soda to each quart

of water (neither hot or cold). Allow victim

to sip slowly about 4 ounces (a half of glass)

over a period of 15 minutes. Discontinue fluid

if vomiting occurs. (Do not give alcohol.)

2. Less severe burns - (1st & 2nd degree)

a. Apply cool (not ice cold) compresses using the cleanest available

cloth article.

b. Do not break blisters, remove tissue, remove adhered particles of

clothing, or apply salve or ointment.

C. Apply clean dry dressing if necessary.

d. Treat victim for shock as required.

e. Arrange transportation to a hospital as quickly as possible.

f. If arms or legs are affected keep them elevated.

REFERENCE: ILLINOIS HEART ASSOCIATION

AMERICAN RED CROSS STANDARDFIRST AID AND PERSONAL SAFETY MANUAL

(SECOND EDITION)

iii

TABLE OF CONTENTS

SECTION PAGE

FRONTISPIECE ................................................................................

INTRODUCTORY INFORMATION .................................................. ii

TABLE OF CONTENTS ..................................................................... iii

1.1

1.2

1.3

2.1

2.2

2.3

2.4

2.5

2.6

2.7

3.1

3.2

3.3

3.4

3.5

4.1

4.2

4.3

4.4

4.5

4.6

4.7

4.8

DESCRIPTION ..................................................................... .............. l-3

GENERAL.. .......................................................................... ... ........ 1-l

OPTIONAL EQUIPMENT’. ................................................................. l-1

TECHNICAL CHARACTERISTICS .............. ..................................... 1-I

Fig. 1.1 Front View ............................................................. 1-4

Fig. 1.2 Front View ............................................................. 1-5

Fig. 1.3 Front View ............................................................. 1-6

INSTALLATION ................................................................................ 2-1

DAMAGE CLAIM INFORMATION. ................................................... 2-l

UNPACKING AND INSPECTION ...................................................... 2-1

UNPACKING CHECK LIST.. .............................................................. 2-1

MECHANICAL DETAILS.. ................................................................ 2-I

POWER REQUIREMENTS&CONNECTION .................................... 2-I

RF OUTPUT CONNECTION.. ............................................................ 2-2

ADDITIONAL CONNECTIONS.. ....................................................... 2-2

Fig. 2.1 Rear View ............................................................... 2-3

OPERATION AND ADJUSTMENT.. .................................................. 3-1

FRONT PANEL CONTROLS ............................................................ 3-1

Table 3.1 Fuse and Test Point Location .................. ........... :., 3-1

TURN-ON PROCEDURE.. ................................................................. 3-2

MODULATED 0~1 LLATOR ADJUSTMENT ................................... 3-2

ALARM CIRCUITS ADJUSTMENT .................................................. 3-2

~+FC. MULTIMETER.. ........................ ............................ .

.................... 3-3

THEORY OF OPERATION .............................................................. . 4-l

GENERAL ......................................................................................... 4-1

POWER SUPPLY.. .............................................................................. 4-1

POWER AMPLIFIER ......................................................................... 4-1

AUDIO UNIT.. ................................................................................... 4-1

MODULATED OSCILLATOR.. .......................................................... 4-2

AUTOMATIC FREQUENCY CONTROL UNIT ................................ 4.4

STEREO GENERATOR .................................................................... 4-6

SUB-CARRIER GENERATOR ..........................................................

4-J

SECTION PAGE

Fig. 4.1 Internal View Power Supply ................................... 4-9

Fig. 4.2 Power Amplifier ..................................................... 4-10

Fig. 4.3 Internal View Modulated Oscillator.. ...................... 4-1 1

Fig. 4.4 internal View AFC Unit ......................................... 4-12

Fig. 4.5 Internal View Audio Unit ..................................... 4-13

Fig. 4.6 Internal View Stereo Gerlerator ............................ 4-14

Fig. 4.7 Internal View SCA Generator ................................ 4-15

TROUBLESHOOTING ...................................................................... 5-1

5.1

5.2

5.3

5.4

5.5

5.6

5.7

5.8

5.9

5.10

5.1 1

6.1

6.2

6.3

6.4

6.5

6.6

6.7

6.8

6.9

6.10

CHASSIS.. ..........................................................................................

POWER SUPPLY ................................................................................

10 W POWER AMPLIFIER ................................................................

AUDIO UNIT .....................................................................................

MODULATED OSCILLATOR ............................................................

AFC UNIT.. ........................................................................................

FILTER ASSEMBLY ..........................................................................

ISOLATION PAD, 3 dB .............................................................. :......

STEREO GENERATOR.. ...................................................................

SCA GENERATOR ............................................................................

6-1

6-I

6-3

6-4

6-5

6-7

6-10

6-1 1

6-15

7 DRAWINGS ..............................................................._........................ 7-1

GENERAL ...................... ....................................................................

NO CARRIER OUTPUT ....................................................................

CARRIER OFF FREQUENCY ..........................................................

HIGH DISTORTION ..........................................................................

HIGH NOISE.. ....................................................................................

EXCESSIVE CROSSTALK ................................................................

POOR STEREO SEPARATION .........................................................

POWER AMPLIFIER TUNING ................................................ ..........

AUDIO UNIT ALIGNMENT ..............................................................

STEREO GENERATOR ALIGNMENT ..............................................

SUB-CARRIER GENERATOR SETTING ..........................................

5-I

5-1

5-l

5-2

5-3

PARTS LIST ...................................................................................... 6-1

Fig. 7.1

Fig. 7.2

Fig. 7.3

Fig. 7.4

Fig. 7.5

Fig. 7.6

Fig. 7.7

Fig. 7.8

Fig. 7.9

Fig.

7.10

Block Diagram ........................................................

interconnecting Diagram ........................................

Power Supply .........................................................

Modulated Oscillator ...............................................

AFC Unit.. ..............................................................

10 W Amplifier .......................................................

Audio Unit ......... ....................................................

SCA Generator.. ......................................................

Stereo Generator.. ...................................................

AT-1 Isolation Pad .....................

7-2

7-3

7-4

7-5

7-6

7-7

7-8

7-9

7-10

7-11

v/vi

Este manual sirve para los siguientes modelos

Tabla de contenidos

Otros manuales de Equipos industriales de Harris

Harris

Harris DataSmart 763 Manual de usuario

Harris

Harris 920 Series Manual de usuario

Harris

Harris 220 Series Manual de usuario

Manuales populares de Equipos industriales de otras marcas

ABB

ABB Unifix AD Manual

Mark 7

Mark 7 Evolution Manual de usuario

Husky

Husky HyPET Manual de usuario

bora

bora PM-1800 Manual de usuario

Grizzly

Grizzly T32428 Manual de usuario

Siemens

Siemens 8MF1 Series Manual de usuario

ABB

ABB HT610965 Manual de usuario

ABB

ABB SafeLink Manual de usuario

Phoenix

Phoenix PHX-150 Manual de usuario

ABB

ABB A165-L32 Manual de usuario

ABB

ABB HT842936 Manual de usuario

Rioned

Rioned UrbanJet Manual de usuario

Hermetica

Hermetica 10 Series Manual de usuario

HORNER

HORNER OEE Solution Manual de usuario

Hammerhead

Hammerhead HG375 Manual de usuario

SCHUNK

SCHUNK VERO-S NSE-A3 138 Instrucciones de uso

ABB

ABB HT566657 Manual de usuario

Webasto

Webasto GSE CAN Manual de usuario