Midian Electronics TRC-500 Скачать руководство пользователя страница 34

A

A

B

B

C

C

D

D

E

E

4

4

3

3

2

2

1

1

+15V

+15V

VAN_A

VAN_A

+15V

VAN_A

VAN_A

VAN_A

VAN_A

VAN_A

VAN_A

VAN_A

VAN_A

VAN_A

+15V

VAN_A

+5V

+5V

+15V

+15V

+15V

+15V

+15V

+15V

+15V

VAN_A

+15V

+15V

VAN_A

VAN_A

+15V

+15V

VAN_A

+15V

+15V

+5V

VAN_A

+15V

+5V

+15V

+5V

LLG_TONE

DECODER_AUDIO

HANDSET_PTT

EXT_HOOK/MONITOR

DAC_OUT

LINE_2/SUPERVISOR

PTT_LINE_AMP_ENABLE

PTT_MIC_ENABLE

KEYPAD_BEEP

OFFHOOK_SPKR_MUTE

PTT_DISABLE

EAR_MUTE

MIC_AUD_SELECT

FNC_TONE

INTEROP_XOVER

REF_A

REF_A

TXD2

RXD2

HLG_DET

HLG_SPK_MUTE

HLG_SPK_MUTE

SIZE

DOCUMENT NUMBER

REV

DATE

SHEET

of

FILE NAME

COPYRIGHT © 2004

SCHEMATIC

APPR.

MIDIAN  ELECTRONICS, INC.

REV.

DWN. BY

DESIGN

500-ANLG

G-1

TRC SERIES

D

2

2

TRC-500

ANALOG

CJS

AWS

NOV. 19, 2004

07/06/2008

SIZE

DOCUMENT NUMBER

REV

DATE

SHEET

of

FILE NAME

COPYRIGHT © 2004

SCHEMATIC

APPR.

MIDIAN  ELECTRONICS, INC.

REV.

DWN. BY

DESIGN

500-ANLG

G-1

TRC SERIES

D

2

2

TRC-500

ANALOG

CJS

AWS

NOV. 19, 2004

07/06/2008

SIZE

DOCUMENT NUMBER

REV

DATE

SHEET

of

FILE NAME

COPYRIGHT © 2004

SCHEMATIC

APPR.

MIDIAN  ELECTRONICS, INC.

REV.

DWN. BY

DESIGN

500-ANLG

G-1

TRC SERIES

D

2

2

TRC-500

ANALOG

CJS

AWS

NOV. 19, 2004

07/06/2008

BLK

RED

GRN

YEL

MIC HI YEL
EARPCS GRN

GND BLK

SIMPLEX HANDSET

EAR LEVEL

EXT MON/HOOK RED

GOOSENECK/INT

MICROPHONE

HANDSET

INTERFACE

SPEAKER

LINE

INTERFACE

NOTES

* = NOT INSTALLED

RX NOTCH BANDPASS TUNING

NULLING

NULLING

1K

18 to 22 VDC

DURING

SIMPLEX TX

DAC TONE LEVEL

EXT_PTT_IN WHT

+15V OUT BLU

RX GAIN

MIC AMP

7.5 VOLTS
ANALOG REFERENCE

TX NOTCH FILTER TUNING

TX NOTCH

LINE AMP

DAC SIDETONE JUMPER

FROM

SPK AMP

RX NOTCH

BANDPASS

LINE LEVEL

AUDIO MIXER

RX NOTCH

COMPANDOR

COMPANDOR

4 WIRE/DUPLEX
OPTION

SUPERVISOR/LINE2/
4 WIRE OPTION

SIDE TONE JUMPER

UNDER 4-WIRE OPERATION

GUARD TONE DETECTOR

RX LINE AMP

+15V REGULATOR

TRC-1, TRC-300, AND TRC-400

R445 AND R447 INSTALLED AND

2000 T0 3100 HZ.

2000 T0 3100 HZ.

09-15-2005 - HANDSET NOTE:

PLACE 10K RESISTOR
ACROSS MIKE ELEMENT

(MULTITURN)

(0805)

(0805)

(1206)

(0805)

(0805)

(0805)

(1206)

(0805)

(MULTITURN)

PRODUCTION DATE OF CMX469AD3

C516 = NOT INSTALLED

NOTE3 - C525 = 1uF USED ONLY WITH SPECIFIC

NOTE2 - ZAP FORMAT C515 AND C516 AS SHOWN.

GSTAR FORMAT C515 = .0047u AND

R452 NOT INSTALLED

NOTE4 - R445, R447 AND R452 = 0R WHEN INSTALLED

TRC-100/200

R445 INSTALLED

R447 AND R452 NOT INSTALLED

TRC-500, TRC-600

R452 INSTALLED

R445 AND R447 NOT INSTALLED

COMPANDOR

NOTE5 - ONLY INSTALLED WHEN LCD OPTION REQUIRED.

HLG 13 Vp-p

HLG 13 Vp-p

165 mVp-p

200 mVp-p

8 Ohm at 2 Watt

SEE

SPK AMP

1/3

PTT

EXT.

RELAY

M LEAD

SEE RX

NOTCH

SEE AUDIO

MIXER

BYPASS

COMPANDOR

ENABLE

SEE

MCU PAGE

3/3

2/3

SPARE

FIXED

ADJ

EAR

DUPLX TRUNK GO

AHEAD BEEP

2W

60 mVp-p

LLG

11.7 Vp-p Full Volume @ -5 dbm

11.8 Vp-p

@0 dbm

HLG 11.3 Vp-p

5.8 Vp-p MIN TRIGGER

SPKR MUTE

200 mVp-p

200 mVp-p

FUTURE USE

U201B

LM4950

U201B

LM4950

SHUTDOWN

2

BYPASS

8

GND TAB

5

GND

4

VDD

6

C115

.047u NPO

C115

.047u NPO

K201

DF2E-DC12V

K201

DF2E-DC12V

3

5

6

10

8

7

12

1

C120

.1u

C120

.1u

D302A

A6

D302A

A6

1

2

R142

1K

R142

1K

R228
100K

R228
100K

R341

300R

R341

300R

C201

.1u

C201

.1u

R213

4.7K

R213

4.7K

-

+

U302D
LM660

-

+

U302D
LM660

13

12

14

C313

1u

C313

1u

C104

1u

C104

1u

D301A

A7

D301A

A7

1

2

Q305

BSS

Q305

BSS

1

JP206

1

JP206

F202

300mA Resettable

F202

300mA Resettable

R349

910K

R349

910K

U603

LM7815

U603

LM7815

VIN

1

G

N

D

2

VOUT

3

3

3

TP103

TP103

R207

39K

R207

39K

2

2

R222

0R

R222

0R

1

JP307

1

JP307

2

2

Q301

BSS

Q301

BSS

R304

43K

R304

43K

1

JP211

1

JP211

C319

.1u

C319

.1u

-

+

U303B
LM324

-

+

U303B
LM324

6

5

7

R143
1K

R143
1K

-

+

U103C
LM660

-

+

U103C
LM660

9

10

8

R119

36K

R119

36K

1

JP201

1

JP201

2

2

R369
100K

R369
100K

PL1

RJ-45 10 PIN

PL1

RJ-45 10 PIN

1

2

3

4

5

6

7

8

9

10

R314

1M

R314

1M

2

2

R378

100K

R378

100K

R337
180K

R337
180K

-

+

U303C

LM324

-

+

U303C

LM324

9

10

8

C330
.01u

C330
.01u

R125

470

R125

470

R330

10K

R330

10K

C207

220p

C207

220p

R347

39K

R347

39K

C333

*

C333

*

-

+

U103B

LM660

-

+

U103B

LM660

6

5

7

RP103

1K

1

2

3 RP103

1K

1

2

3

C309

1u

C309

1u

+

C304

33u

+

C304

33u

-

+

U303D

LM324

-

+

U303D

LM324

13

12

14

1

JP302

1

JP302

RP203

100K

1

2

3

RP203

100K

1

2

3

R358

1K

R358

1K

C307

1u

C307

1u

+

C615

33u

+

C615

33u

R103

22K

R103

22K

R141

22K

R141

22K

TZ205
P0300

TZ205
P0300

C218
560p

C218
560p

R221

150K

R221

150K

C219

560p

C219

560p

-

+

U101C
LM660

-

+

U101C
LM660

9

10

8

R339

4.7K

R339

4.7K

R206

0R

R206

0R

U102A

SA572

U102A

SA572

RECT_IN

3

ATK_CAP

4

G_OUT

5

THD_TRIM

6

VCC

16

GND

8

REC_CAP

2

G_IN

7

TRK_TRIM

1

+

C100
2.2u

+

C100
2.2u

R137

0R

R137

0R

1

JP202

1

JP202

1

JP207

1

JP207

TP202

TP202

R129

51

R129

51

-

U201C

LM4950

-

U201C

LM4950

9

7

R366

43K

R366

43K

R320

100K

R320

100K

3

3

R214
300R

R214
300R

2

2

R218

1M

R218

1M

C314

1u

C314

1u

R338

22K

R338

22K

R117

33K

R117

33K

2

2

C337

.1u

C337

.1u

U104

74LVC1G3157

U104

74LVC1G3157

Y0

3

Y1

1

G

N

D

2

Z

4

V

D

D

5

S

6

TZ201

P0300

TZ201

P0300

C302

.022u

C302

.022u

1

JP210

1

JP210

1

JP204

1

JP204

+

C320
2.2u

+

C320
2.2u

C216

.001u 500V

C216

.001u 500V

R357

1K

R357

1K

R122

10K 1%

R122

10K 1%

+

C305
2.2u

+

C305
2.2u

R216

100R

R216

100R

-

+

U101B

LM660

-

+

U101B

LM660

6

5

7

P

S

T202

42TU016

P

S

T202

42TU016

1

6

5

3

4

2

R204
100K

R204
100K

D602B

A6

D602B

A6

3

1

R328

10K

R328

10K

R332

1K

R332

1K

Q201
B25

Q201
B25

D602A

A6

D602A

A6

1

2

3

3

C303

1u

C303

1u

R106
330K

R106
330K

Q202

BSS

Q202

BSS

D601B

A6

D601B

A6

3

1

R120

10K 1%

R120

10K 1%

C332
100p

C332
100p

R375

3.3K

R375

3.3K

Q102
Y25

Q102
Y25

R331

10K

R331

10K

R127

10K

R127

10K

C310

100p

C310

100p

R376

470K

R376

470K

D601A

A6

D601A

A6

1

2

C329

*

C329

*

R315

4.7K

R315

4.7K

R225

0R

R225

0R

2

2

TP306

TP306

R377

1K

R377

1K

3

3

R352

1K

R352

1K

R365

47K

R365

47K

1

JP306

1

JP306

R311

51

R311

51

2

2

-

+

U303A

LM324

-

+

U303A

LM324

2

3

1

4

1

1

+

C311

47u

+

C311

47u

R374

9.1K

R374

9.1K

R210
100K

R210
100K

R356

100R

R356

100R

-

+

U103A
LM660

-

+

U103A
LM660

2

3

1

4

1

1

R220

0R

R220

0R

TP104

TP104

+

C322

470u

+

C322

470u

C117

.1u

C117

.1u

R107

3.3K

R107

3.3K

RP102

5K

1

2

3

RP102

5K

1

2

3

Q103

Y25

Q103

Y25

R104
100K

R104
100K

C111

1u

C111

1u

-

+

U302B

LM660

-

+

U302B

LM660

6

5

7

R109
100K

R109
100K

Q205
Y25

Q205
Y25

C122

.47u

C122

.47u

R126

10K 1%

R126

10K 1%

2

2

TP305

TP305

C324

.01u NPO

C324

.01u NPO

R113

0R

R113

0R

R336

33K

R336

33K

R306

2.7M

R306

2.7M

R313

10K 1%

R313

10K 1%

Q302

BSS

Q302

BSS

-

+

U103D

LM660

-

+

U103D

LM660

13

12

14

R123
10K 1%

R123
10K 1%

R345

1M

R345

1M

C105

1u

C105

1u

C318

.47u

C318

.47u

PL601

2.1 MM DC PWR JACK

PL601

2.1 MM DC PWR JACK

P

S

T201

42TU016

P

S

T201

42TU016

1

6

5

3

4

2

R134
5.6K

R134
5.6K

C220

.033u

C220

.033u

C209

.01u

C209

.01u

C106

1u

C106

1u

R364
10K

R364
10K

R101

4.7K

R101

4.7K

R209

62K

R209

62K

1

JP208

1

JP208

-

+

U302C

LM660

-

+

U302C

LM660

9

10

8

R208

10R

R208

10R

TP304

TP304

TP301

TP301

R361

1K

R361

1K

R370

2K

R370

2K

-

U201A

LM4950

-

U201A

LM4950

1

3

TP303

TP303

J1

EARTH GROUND POST

J1

EARTH GROUND POST

1

3

3

+

C323

33u

+

C323

33u

TP302

TP302

R354
100K

R354
100K

TP101

TP101

+

C210

10u

+

C210

10u

R325

36K

R325

36K

C204
220p

C204
220p

C205

.022u

C205

.022u

R230
100K

R230
100K

R307

10K

R307

10K

C203

.1u

C203

.1u

3

3

R211
300R

R211
300R

R334

3.3K

R334

3.3K

2

2

R302

47K

R302

47K

C113

.1u

C113

.1u

R114

10K 1%

R114

10K 1%

TZ203

P0300

TZ203

P0300

R223

0R

R223

0R

2

2

R133

47K

R133

47K

PL3

RJ-11

PL3

RJ-11

1

2

3

4

5

6

7

8

RP304

100K

1

2

3

RP304

100K

1

2

3

C603

.47u

C603

.47u

Q303
BSS

Q303
BSS

R305

47K

R305

47K

C206

.1u

C206

.1u

2

2

R322

10K 1%

R322

10K 1%

R110

1K

R110

1K

R373

10K

R373

10K

TZ206
P0300

TZ206
P0300

R363

6.2K

R363

6.2K

R353

100R

R353

100R

R327

100K

R327

100K

RP306

10K

1

2

3

RP306

10K

1

2

3

R318

3.3K

R318

3.3K

C119

.1u

C119

.1u

+

C612

33u

+

C612

33u

TP100

TP100

R121

10K 1%

R121

10K 1%

2

2

Q206
BSS

Q206
BSS

R351

2.2K

R351

2.2K

SR601B

SW_VOL

SR601B

SW_VOL

1

3

2

Q101

BSS

Q101

BSS

R329

4.7K

R329

4.7K

R202

4.7K

R202

4.7K

TP601

TP601

C325

.047u NPO

C325

.047u NPO

TZ601

P0300

TZ601

P0300

C613

.1u

C613

.1u

C602

560p

C602

560p

RP201

100K

1

2

3

RP201

100K

1

2

3

1

JP305

1

JP305

R118

10K 1%

R118

10K 1%

R100

4.7K

R100

4.7K

1

JP205

1

JP205

PL101

PL101

1
2

R140

470K

R140

470K

+

C611

33u

+

C611

33u

R335
750K

R335
750K

R229
100K

R229
100K

R112

10K

R112

10K

R372
1K

R372
1K

RP303

5K

1

2

3

RP303

5K

1

2

3

R319

22K

R319

22K

C116

.01u NPO

C116

.01u NPO

R371

2K

R371

2K

R201

0R

R201

0R

2

2

C327

.1u

C327

.1u

1

JP304

1

JP304

1

JP303

1

JP303

C315

1u

C315

1u

R317

10K

R317

10K

R139

2K

R139

2K

R132
100K

R132
100K

R309

10K 1%

R309

10K 1%

+

C308

10u

+

C308

10u

C316
150p

C316
150p

R227
10K

R227
10K

R205
100K

R205
100K

C114

.1u

C114

.1u

R367

470K

R367

470K

R116

10K 1%

R116

10K 1%

C109

100p

C109

100p

R355

4.7K

R355

4.7K

-

+

U301C
LM660

-

+

U301C
LM660

9

10

8

C202

.47u

C202

.47u

R131

100K

R131

100K

R362

1K

R362

1K

R105

100K

R105

100K

R111

10K

R111

10K

R368

4.7K

R368

4.7K

+

C208

470u

+

C208

470u

RP101

100K

1

2

3

RP101

100K

1

2

3

C326

.1u

C326

.1u

2

2

R308

10K 1%

R308

10K 1%

C101

560p

C101

560p

R115

10K 1%

R115

10K 1%

2

2

D203A

A6

D203A

A6

1

2

+

C211

10u

+

C211

10u

TP102

TP102

C214

.001u 500V

C214

.001u 500V

1

JP203

1

JP203

R316

10K

R316

10K

R343
10K

R343
10K

F201

300mA Resettable

F201

300mA Resettable

R135

1K

R135

1K

C312

.1u

C312

.1u

1

JP309

1

JP309

-

+

U101D
LM660

-

+

U101D
LM660

13

12

14

C118

.47u

C118

.47u

SR601A
SW_VOL

SR601A
SW_VOL

4

5

-

+

U101A

LM660

-

+

U101A

LM660

2

3

1

4

1

1

R346

0R

R346

0R

4

4

C321

*

C321

*

R203

10K

R203

10K

C215

.001u 500V

C215

.001u 500V

R224

*

R224

*

C336

.1u

C336

.1u

+

C601

33u

+

C601

33u

R138
1K

R138
1K

+

C614

33u

+

C614

33u

1

JP301

1

JP301

C102

.1u

C102

.1u

C334

.47u

C334

.47u

RP302

1K

1

2 3

RP302

1K

1

2 3

R323

10K 1%

R323

10K 1%

TP201

TP201

R344
51R

R344
51R

R108

33K

R108

33K

C112

1u

C112

1u

C306

.1u

C306

.1u

RP202

1K

1

2

3

RP202

1K

1

2

3

1

JP308

1

JP308

D604
5.1V

D604
5.1V

R212
300R

R212
300R

TZ204

P0300

TZ204

P0300

R128
47K

R128
47K

R348

62K

R348

62K

F601

750 mA Resettable Fuse

F601

750 mA Resettable Fuse

R130

2.2K

R130

2.2K

Q304
B25

Q304
B25

R303

10K

R303

10K

R350

470

R350

470

R342

100K

R342

100K

R326

10K 1%

R326

10K 1%

2

2

R340

0R

R340

0R

R102
20K

R102
20K

C212

.22u

C212

.22u

-

+

U301D

LM660

-

+

U301D

LM660

13

12

14

C108

1u

C108

1u

PL301

PL301

1
2

R215

300R

R215

300R

R136

1K

R136

1K

2

2

R226
100K

R226
100K

+

C110
47u

+

C110
47u

U102B

SA572

U102B

SA572

RECT_IN

13

ATK_CAP

12

G_OUT

11

THD_TRIM

10

VCC

16

GND

8

REC_CAP

14

G_IN

9

TRK_TRIM

15

1

JP209

1

JP209

R310

10K 1%

R310

10K 1%

R301

5.6K

R301

5.6K

C121
.01u

C121
.01u

-

+

U302A
LM660

-

+

U302A
LM660

2

3

1

4

1

1

2

2

-

+

U301B
LM660

-

+

U301B
LM660

6

5

7

R360

100K

R360

100K

R321

33K

R321

33K

C338

.01u

C338

.01u

R359

100K

R359

100K

R217
150K

R217
150K

D301B

A7

D301B

A7

1

3

R312

10K 1%

R312

10K 1%

R333
100K

R333
100K

C103

220p

C103

220p

C217

.001u

C217

.001u

R124

10K 1%

R124

10K 1%

1

JP101

1

JP101

Q203

BSS

Q203

BSS

C213

.001u 500V

C213

.001u 500V

2

2

C317

.047u

C317

.047u

TZ202

P0300

TZ202

P0300

2

2

-

+

U301A

LM660

-

+

U301A

LM660

2

3

1

4

1

1

R324

10K 1%

R324

10K 1%

+

C107

10u

+

C107

10u

Содержание TRC-500

Страница 1: ...ith Motorola s MDC 1200 ANI Decoding Manual Revision 2012 07 27 Covers TRC Firmware Revisions 1 22 Higher Covers Keyboard Firmware Revisions 3 2 Higher Covers Encoder Decoder Firmware Revisions 5 0 Hi...

Страница 2: ...ormation 4 Hardware Installation 5 Hardware Alignment 7 Jumper Settings 9 Controls Indicators 10 Operation 12 Product Programming 15 Tone Signaling Formats 25 System Error Messages 27 Theory of Operat...

Страница 3: ...1 KHz below compression Mechanical Dimensions 2 875 H x 6 5 W x 8 75 L Operating Temp excluding LCD 30 to 60 C Default Control Tone Frequencies Timing Function Tone Frequency Level Duration Function...

Страница 4: ...s the frequency function selection real time clock and the decoded ANI ENI with Alias The TRC comes standard with an internal microphone and speaker A gooseneck microphone TRC Option A or handset and...

Страница 5: ...or PL1 is a 10 pin RJ 45 style connector in the center of the back panel A standard 4 pin RJ 11 cable will plug into the RJ 45 and connect to the center 4 pins that are needed for 2 wire or 4 wire int...

Страница 6: ...e and keys simultaneously Diagram 3 3 Supervisor Wiring Telemetry Radio Rather than connecting the TRC to a dedicated line to communicate with the tone remote adaptor telemetry radios can be used for...

Страница 7: ...adaptor available use termination mode on the line level meter 2 Set RP201 to 90 3 Push and hold the SEND key on the TRC to generate the Low Level Guard Tone 4 Adjust RP202 so that the line level mete...

Страница 8: ...comfortable level Motorola MDC 1200 Decode Level Alignment 1 Transmit a 1500 Hz test tone over the air at approximately 2 3 full system deviation 3 3 kHz wideband 1 7 kHz narrowband 2 Monitor TP501 w...

Страница 9: ...2 3 Out Install JP210 1 2 with JP208 1 2 to PTT a telemetry radio JP301 1 2 In 2 3 Out Future Use JP302 Out Handset Audio Feedback Install only with the TRC Option C if dial tones and voice in the ear...

Страница 10: ...ard Tone is detected from a parallel tone remote FREQ The FREQ button acts as the frequency select and the function select key Pressing this key followed by 0 17 will select the associated frequency o...

Страница 11: ...d tone that keys the radio with the voice and dialing riding over the low level continuous tone 0 9 Keys Used in conjunction with the FREQ key these number keys can be used to select the frequency fun...

Страница 12: ...Function For example Frequency 1 can be selected while controlling Function 5 and the display will show Freq 01 Func 05 A frequency and function should not share the same Function Tone For example if...

Страница 13: ...e the key followed by the desired 1 9 number key for 1 second Last Number Redial The TRC can recall the last sequence dialed by pressing and releasing the key followed by the SEND key ANI Review Mode...

Страница 14: ...his manual The TRC can have 9 speed dial memory locations set up in memory which are associated with the 1 9 keys Press and release the key and the press and hold the desired 1 9 key for 1 second and...

Страница 15: ...al 9 SOUNDS SETUP 4 Keypad Beep Beep On ANI Emerg Siren Go ahead Beep Cross Mute Auto Mute Time CONSOLE SETUP 5 Data Entry Mode Func Display Ignore Nonuser Fast Scrolling Contrast Timeout Timer Microp...

Страница 16: ...are entered they appear on the bottom left of the display Pressing the MENU key while in numeric entry mode changes the mode to Alphanumeric In alphanumeric mode you may type in letters and numbers as...

Страница 17: ...ode A B and C D is not supported These are entered using 2 key sequences as follows A 1 B 2 C 3 These special digits can only be entered when adding a User ID to the database They cannot be dialed dir...

Страница 18: ...ar ANI Log command Allows you to clear the ANI log without having to turn the unit off and back on USERS menu Add User menu Allows you to add a new user to the database When ADD USER is selected you w...

Страница 19: ...de required to spy on this unit Leave blank if not using this feature Range 0 8 digits Default blank Kill ID Specify the code required to disable this unit Leave blank if not using this feature Range...

Страница 20: ...und to be heard when an emergency ANI is received This requires turning on the Emerg Status option in the STATUS SETUP OFF Do not sound siren on emergency ANI ON Sound siren on all emergency ANI s Go...

Страница 21: ...ts the transmitter from being keyed indefinitely if the SEND key is stuck or unintentionally in the depressed position The TRC will cease sending low level guard tone and disable the line driver after...

Страница 22: ...Tone Range 0000 to 9999 milliseconds Default 0040 milliseconds Hi Level Guard Range 0000 to 9999 milliseconds Default 0120 milliseconds Monitor Tone Range 0000 to 9999 milliseconds Default 0040 milli...

Страница 23: ...ill also be sent the next time SEND is pressed This is the setting to select when the tone is used for both RX and TX frequency control most common A tone with this setting will be treated as a freque...

Страница 24: ...e to say a brief voice message or to press SEND before the guard tone drops Hang time does not apply when unless making a encoding Range 0000 to 9990 milliseconds Default 0000 milliseconds UTILITIES m...

Страница 25: ...Avcall and Quick Call 1 are dual tone formats which means a pair of tones are sent simultaneously Two tone pairs are sent meaning that four tones in total must be selected Like Plectron above two dig...

Страница 26: ...to another frequency If this is done it should be at least 150 Hz away from the nearest frequency used by the format 2970 Hz is a common choice CCIR and EEA CCIR and EEA both use the tone 2110 Hz as...

Страница 27: ...dit menu EE CHKSUM ERR Reason The configuration settings stored in EEPROM have been corrupted This can happen if power is lost at the exact time a parameter is being updated All configuration settings...

Страница 28: ...e for the first partial match Press SEND only if the whole ID or name has been entered There may be no entry in the database that matches in whole or in part In that case the user must be added to the...

Страница 29: ...processor to activate transistor Q302 Activating transistor Q302 mutes the speaker amplifier Audio from U301C is fed into ear level RP304 which drives the earpiece driver Q303B to drive the handset ea...

Страница 30: ...alog page Microprocessor U401 generates the Guard Tone function tones and signaling tones on its B0 B7 port These tones are fed into U405 the DAC output over to the analog page U401 also controls PTT...

Страница 31: ...chnical notes are available at this time MIDIAN CONTACT INFORMATION MIDIAN ELECTRONICS INC 2302 East 22nd Street Tucson Arizona 85713 USA Toll Free 1 800 MIDIANS Main 520 884 7981 E mail sales midians...

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Страница 33: ...1u C506 01u U602 LP2954IM U602 LP2954IM RESET 5 OUT1 1 OUT2 2 GND 4 IN1 8 IN2 3 IC1 6 IC2 7 R514 1M R514 1M C531 1u C531 1u 1 JP409 1 JP409 R422 10K R422 10K U506B 4520 U506B 4520 VCC 16 EN 10 CLR 15...

Страница 34: ...10K 1 C332 100p C332 100p R375 3 3K R375 3 3K Q102 Y25 Q102 Y25 R331 10K R331 10K R127 10K R127 10K C310 100p C310 100p R376 470K R376 470K D601A A6 D601A A6 1 2 C329 C329 R315 4 7K R315 4 7K R225 0R...

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