RCA BR200D-U1 Manuale utente

BR200D-U1/BR300D-U1 Service Manual

BR200D-U1

BR300D-U1

Service Manual

BR200D-U1/BR300D-U1 Service Manual

Contents

Chapter 1 General

Chapter 2 Radio Overview

Chapter 3 Mode Introduction

Chapter 4 Disassembly For Repair

Chapter 5 Circuit Description

Chapter 6 PCB Layout

Chapter 7 Adjustment

Chapter 8 Bill Of Materials

Chapter 9 Charger

Chapter 10 Block and Schematic

Appendix 1 Abbreviations

Appendix 2 Main Technical Indexes

Appendix 3 Trouble Shooting

BR200D-U1/BR300D-U1 Service Manual

Chapter 1 General

1.1Introduction

This manual applies to the service and maintenance of DR6000-2 and DR7000-2 radios,

and is for the engineers and professional technicians that have been trained by our

company. In this manual you can find all the information of product service. Our company

reserve the rights to modify the product construction and specification without notice in

order to enhance product performance and quality.

Read this manual before repairing the product.

1.2 Attention

Safety

Do not touch the antenna connector with your skin directly. .

Do not reverse the power polarities.

Do not turn on the radio before the antenna and load connection is completed.

Do not contact the damaged antenna when transmitting, or may make lightly burning on the

skin.

Electromagnetism Interference

It’s prohibited to use or repair the radio in the following places:

Hospital, health center, air port

Any area with a potentially explosive atmosphere (e.g. fuel and chemical storage and

transport devices etc.)

Any area of dynamite or exploder.

Change Components

All the components used in repair service should be supplied by our company.

Other components of the same models available on the market are not surely able to use in

this product and we do not guarantee the quality of the product using such components.

1.3 Service

All the our company products are subject to the service warranty.

After-sales service will be provided, and the length of warranty is stated by our company.

The radio and its accessories are all in the warranty. However, in one of the following cases,

charge free service will be not available.

No valid service warranty or original invoice.

BR200D-U1/BR300D-U1 Service Manual

Malfunction caused by disassemble, repair or reconstruct the radio by the users without

permission.

Wear and tear or any man-made sabotage such as mechanical damage, burning or water

leaking.

Product serial number has been damage or the product trademark is difficult to identify.

Beyond the warranty time, lifetime service is still available with paid. And we also provide

service components to service stations and staff.

BR200D-U1/BR300D-U1 Service Manual

Chapter 2 Radio Overview

a. DR6000-2

1. PTT ( PUSH-TO-TALK) Button

To make a call, press and hold the PTT button, then speak into the microphone in

normal voice. Release the PTT button to receive signals.

2. Side Button 1 (Programmable Button)

3. Side Button 2(Programmable Button)

4. Top Button (Programmable Button)

5. Channel Selector

Rotate to select channel 1~16.

6. Power/Volume Knob

Turn clockwise to switch on the radio.

Turn counterclockwise till a click is heard to switch off the radio.

Rotate to adjust the volume after turning on the radio.

7. LED Indicator

LED Indicates Status/Alert. Green LED lights when a carrier is detected in the current

channel. Red LED lights during transmission. Orange LED flashes when receiving the

Radio ID 5-Tone signaling or 2-Tone signaling or MDC signaling. Green LED flashes

when scanning. Red LED flashes when low battery.

8. Speaker/Microphone Jacks

Used to connect the optional speaker/microphone.

9. MIC Input

Please keep your mouth about 10 cm (3-4 inches) away from the microphone input

to achieve the best voice quality. If the distance is too far or too close to the radio, it

BR200D-U1/BR300D-U1 Service Manual

will affect the voice quality.

Programmable Button Function

The dealer can program the Side Button 1, Side Button 2 and the Top Button with the

following Optional functions:

None (No Function)

Annunciation Selection

Talkaround

Call1/Call2/Call3/Call4

Lone Work

Emergency Call

Cancel Emergency Call

Man-Down

Scan

Noise Channel Delete

Call Forward

H/M/L Power Switch

Squelch Adjust

Monitor Momentary/Call Cancel

Monitor/Call Cancel

Squelch Off Momentary/Call Cancel

Squelch Off/Call Cancel

Lock Keyboard

Battery Check

FCS

Normal Record/Record Stop

Protected Record/Record Stop

Record play/Play Next/Play Stop

Record Delete

Surveillance

… …

BR200D-U1/BR300D-U1 Service Manual

b. DR7000-2

10.PTT ( PUSH-TO-TALK) Button

To make a call, press and hold the PTT button, then speak into the microphone

in normal voice. Release the PTT button to receive signals.

11.Side Button 1 (Programmable Button)

12.Side Button 2(Programmable Button)

13.MIC Input

Please keep your mouth about 10 cm (3-4 inches) away from the microphone input

to achieve the best voice quality. If the distance is too far or too close to the radio, it

will affect the voice quality.

14.LCD

15.Key Pad

16.Top Button (Programmable Button)

17.Channel Selector

Rotate to select channel 1~512.

18.Power/Volume Knob

Turn clockwise to switch on the radio.

Turn counterclockwise till a click is heard to switch off the radio.

Rotate to adjust the volume after turning on the radio.

19.LED Indicator

LED Indicator Status/Alert. Green LED lights when a carrier is detected in the

BR200D-U1/BR300D-U1 Service Manual

current channel. Red LED lights during transmission. Flashes orange when

receiving 5-Tone signaling or 2-Tone signaling . Green LED flashes when scanning

or Red LED flashes when low battery.

20.Speaker/Microphone Jacks

Used to connect the optional speaker/microphone.

Programmable Button Function

The dealer can program the Side Button 1, Side Button 2, Top Button and ‘C’, ‘<’, ’>’ ,’O’

Keys with the following Optional functions:

None (No Function)

Channel Up

Channel Down

Zone Up

Zone Down

Display CH Frequency

Display CH Alias

Display Mode Switch

OST

H/M/L Power Switch

Squelch Adjust

Lock Keyboard

Scan

Noise Channel Delete

Voice Expander

Scrambler

Home Channel

Talk Around

VOX

Monitor Momentary/Call Cancel

Monitor/Call Cancel

Squelch Off Momentary/Call Cancel

Squelch Off/Call Cancel

Emergency Call (Only for TOP key)

Cancel Emergency Call (Only for TOP key)

Radio Call

Call1/Call2/Call3/Call4

Menu Select/Enter (Only for ‘O’ key)

Lone Work

Scan List Edit

GPS Information Display

VOX Level

Back Light

BR200D-U1/BR300D-U1 Service Manual

GPS Auto TX

Zone0 Scan ADD/DEL

Man-Down

Normal Record/Record Stop

Protected Record/Record Stop

Record play/Play Next/Play Stop

Record Delete

Surveillance

… …

BR200D-U1/BR300D-U1 Service Manual

Chapter 3 Mode Introduction

Mode combinations

Mode Function How to access

Normal User

Mode For normal use Power on

User

Mode Field

Programming

Mode

Programming the basic

information of the radio

Menu or Programmable

Key

Data

Programming

Mode

Reading and writing

frequency data and other

functions

Receive instructions from

the PC

Test Mode Used to tune the radio

using the PC.

Receive instructions from

the PC

Mode

Firmware

Upgrading

Mode

Upgrades the software

when new features are

added

Receive instructions from

the PC

Normal User Mode：

You can enter Normal User Mode (conventional communication mode) by turning on the

power switch. Users in the mode can use the defined function of the radio.

Field Programming Mode：

You can enter the Field Programming Mode by pressing the “Menu” Key or a programmable

key to enter this mode.

Data programming mode:

Before leaving the factory, the radio has been set in factory. However, due to different

requirements of users, functional parameters of the radio such as working frequency,

channels, CTCSS/DCS and auto scanning, etc. should be set again. Therefore, the

company has specially designed a set of DR-6000 programming software with friendly

interface, convenient operation and visualized display for setting functional parameters of

the radio.

Steps for setting the functional parameters of the Radio by computer are as follows:

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