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Raymarine Ray48, Owner'S Handbook Manual

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Raymarine Ray48 Owner'S Handbook Manual Download Page 23

18

PO

WER

MODULE

DRIVE

ANT

SW

AF

AMP

PWR

DET

DC

CONT

B

UFF

AMP

BAND

SW

VCO

DC

FIL

SW

SW

SW

SW

PLL

FIL

SW

RESET

IC201 M34520 M6

+5V

REG

E

2

PR
OM

KEY

BO

ARD

LCD

DISPLA

Y

PRE

⋅

ENPH

& LIMITER

LPE

SW

SW

ISOLA

TER

SW

SW

SW

PRE

DRIVE

B

UFF

AMP

T

ONE

DET

MUTE

1

SP AMP

LPF

RF AMP

1st MIX

1st IF AMP

2nd MIX IF AMP

SW

D1 MI402

D4 MI308

D12 1SS226 BPF

BPF

BPF

Q17 2SC4226

Q19 2SK506

Q20 2SC3123

21.6MHz

21.145MHz

IC4 T

A31136F

-SdB/dct

Q12 

2SC4116

1P
ole

Xtal FIL

BPF

445KHz

"SQ"

TX ON1

IC1 S-A

V6

Q1 2SC3357

Q2 2SC4226

13.6V

13.6V

Y

Z

13.6V

13.6V

DC13.6V

Y

Z

Q23 DTC114EK

25W

ADJ

1W

ADT

Q2 1SS345

Q7 2SB1135

Q10 2SC4116

Q24 2SC4116

Q11 DTC114EK

TXON2

IC2 2902M

"DEV"

MIC/PTT

UP/ON

UP/ON

Q201 2SA1292

PWR LO

PTT DET

IC202 93LC46X

XT
AL201

1.2MHE

D

ATA

CK

CE

DEEP T

ONE

B

UST

Q202 

DTC114EKT

T

ONE DET

UN LOCK

MUTE1

MUTE2

TX ON

SV

IC203 

RHSV

A45AA1

XT
AL202

32.768KHE

+SV

Q5

2SC4116

Q3 2SC4226

Q6 DTC114KE

Q4

2SK508

TX-B

PO

V

MOD

D6

ISV214

D7

KV1832C

D8 ISS226

UN LOCK

IC3

LC7153M

Q7

2SA211A

Q2 DTC114EK

RX-B

TX-B

Q15 DTC114EK

12.8MHz

D10 D

AN202K

Q3 D

AN202K

Q12 2SA1298

TX ON2

TX ON1

SV

SV

Q14 DT

A124EK

TX-B

SV

D7 D

AN202K

RX-B

SV

Q13 2SA1298

D11

FMBG24

TC6 BA1604F

Q22 2SC4116

"V
OL"

ICS LA4425

INT SP

EXT SP

DEEP T

ONE

Q21

DTC343

Fig.

 4-1  Ra

y48 Bloc

k Dia

gram

4.5 BLOCK DIAGRAM

Summary of Contents for Ray48

Page 1: ...Ray48 VHF Radio Owner s Handbook Document number 81233 2 Date February 2004...

Page 2: ...ER HANDLING OR USE IT IS THE USER S RESPONSIBILITY TO EXERCISE COMMON PRUDENCE AND NAVIGATIONAL JUDGEMENT AND THIS DEVICE SHOULD NOT BE RELIED UPON AS A SUBSTITUTE FOR SUCH PRUDENCE AND JUDGEMENT Raym...

Page 3: ...2 4 ELECTRICAL CONNECTIONS 5 2 4 1 DC Power and External Speaker Connections 5 2 4 2 External Speaker Connections 6 2 4 3 Antenna Connections 7 2 4 4 Antenna Mounting Suggestions 7 2 4 5 Grounding 7 S...

Page 4: ...4 SPECIFICATIONS 16 4 4 1 Transmitter 16 4 4 2 Receiver 16 4 4 3 Operating Requirement 17 4 4 4 Radio Dimensions 17 4 5 BLOCK DIAGRAM 18 4 6 Ray48 ASSEMBLY DRAWING 19 SECTION 5 MAINTENANCE 5 1 GENERAL...

Page 5: ...nal Telecommunication Union Weather Channels Channels for routine and emergency weather information broadcast by NOAA NOAA National Oceanographic and Atmospheric Administration RTCM Radio Technical Co...

Page 6: ...2 EQUIPMENT FEATURES The Ray48 is designed and manufactured to provide ease of operation with excellent reliability The important built in features of the equipment are listed below Submersible to IP...

Page 7: ...Mounting Yoke for White Radio R49101 2 2 1 Optional Accessories Description Part No Flush Mount Kit E46034 2 3 PLANNING THE INSTALLATION When planning the installation for your Ray48 the following con...

Page 8: ...nnections and make sure to solder all in line connectors or splices 2 3 1 Typical Mounting Methods The Ray48 can be conveniently mounted on a chart table bulkhead overhead or any other desired locatio...

Page 9: ...4 Fig 2 2 OUTLINE AND MOUNTING DIMENSIONS All dimensions are shown in inches and millimeters 120 4 72 85 3 03 110 4 33 160 6 29 151 5 94 195 7 66 19 0 74...

Page 10: ...Connections The power cable comes with external speaker attachments The power external speaker cable provided is 6 feet long and plugs into the 4 pin connector cable at the rear panel of the radio Th...

Page 11: ...use located in the RED conductor will open Check the input power leads for correct polarity with a VOM reconnect the leads observing correct polarity and replace the fuse Be sure to use the same rate...

Page 12: ...na and good location Mounting the VHF antenna properly is very important because it will directly affect the performance of your VHF radio A VHF antenna designed for marine vessels should be used Sinc...

Page 13: ...uthorized stations for specific purposes depending on the type of vessel commercial or noncommercial Refer to Table 6 1 This table lists all of the marine VHF channels available in your Ray48 for US a...

Page 14: ...International channel sets INT appears on the display in International mode 6 MON 1 25 Key When pressed once the radio enters the MONITOR mode and MON is displayed on the LCD In this mode the radio wi...

Page 15: ...splayed when the channel selected to be monitored is a weather channel 5 MON Monitor Will be displayed when the MON INT key is pressed This indicates the radio is in the MONITOR mode 6 INT Internation...

Page 16: ...d NOTE Channels 13 and 67 are restricted to 1 Watt operation but may be overridden in emergencies To obtain 25 Watt output on these channels while in transmit mode pressing the PTT switch press and ho...

Page 17: ...nels The stored channels will be scanned during Memory Scan mode 1 Channel Memory To put a channel into memory select the channel to be stored with the Up or Down arrows Push and hold the SCAN key for...

Page 18: ...fic Refer to section 3 3 for instruction on channel section 1 Press WX INT then scroll to the desired weather channel with the arrow keys 2 Press the 16 PLUS key to exit the weather band and return to...

Page 19: ...gram of the TX RX PLL circuits 4 3 1 PLL Phase Lock Loop Circuit The PLL circuit is the frequency synthesizer in the Ray48 The reference frequency of 12 8 MHz is provided by crystal XTL1 and IC3 IC3 c...

Page 20: ...stal filter 21 6 MHz and first IF amplifier Q20 mixed by IC4 the second mixer and becomes an audio signal after detection 2 IF Circuit The output of the first IF amplifier Q20 is fed into IC4 IC4 cont...

Page 21: ...n 10 at 1 KHz for 3 KHz deviation Spurious harmonic Emissions Attenuated at least 43 10 log Po below rated radiated carrier power per FCC Rules Parts 2 80 Antenna Impedance 50 Ohms Transmitter Protect...

Page 22: ...equired Transmit Less than 5 8 amp at 25 Watts Less than 1 5 amp at 1 Watt Operating Temperature 20 C to 50 C Duty Cycle Continuous 80 receive 20 transmit max 10 min 25 C Humidity 100 at 50 C for 8 ho...

Page 23: ...3 6V DC13 6V Y Z Q23 DTC114EK 25W ADJ 1W ADT Q2 1SS345 Q7 2SB1135 Q10 2SC4116 Q24 2SC4116 Q11 DTC114EK TXON2 IC2 2902M DEV MIC PTT UP ON UP ON Q201 2SA1292 PWR LO PTT DET IC202 93LC46X XTAL201 1 2MHE...

Page 24: ......

Page 25: ...VOLUME SQUELCH POT NUT 11 O RING m6 12 POWER VOLUME SQUELCH PCB ASSEMBLY 13 KEY MAIN 14 KEY CH 15 HOLDER KEY MAIN 16 HOLDER KEY CH 17 INTERNAL SPEAKER 18 HOLDER SPEAKER 19 PLATE SPRING 20 TERMINAL GRO...

Page 26: ...20...

Page 27: ...tems and parts are available through your authorized Raymarine dealer However if you are in need of an item not available through your retailer feel free to contact our Customer Service department Mon...

Page 28: ...ers near you Registering your Raymarine products Accessing handbooks in Adobe Acrobat format Downloading RayTech software updates Accessing the Raymarine solution database Clicking the Find Answers li...

Page 29: ...56 750 International Distress Safety and Calling Ships required to carry radio USCG and most coast stations maintain a listenitng watch on this channel State Control Commercial Commercial Port Operati...

Page 30: ...cial Digital Selective Calling voice communications not allowed 68 69 70 156 425 156 475 156 525 156 325 156 375 156 425 156 475 156 525 4 Table 6 1 Continued Boaters should normally use channels list...

Page 31: ...50 156 900 156 950 157 000 157 050 157 100 156 800 156 850 161 500 161 550 161 600 161 650 161 700 Public Correspondence Port Operations and Ship Movement Public Correspondence Port Operations and Shi...

Page 32: ...es disabled as a precaution to avoid harmful interference to Channel 16 CAUTION Operation on channels not designated for use by your classification of craft or on International Channels within the US...

Page 33: ...other vessels to 30 seconds If you receive no reply wait 2 minutes then try again Keep communications brief and avoid chit chat Never transmit false distress messages and never use profanity on the a...

Page 34: ...ant a station license permitting operation of a portable ship station aboard different vessels of the United States Each application for a portable ship station license must include a showing that i T...

Page 35: ...29 Emergency Calling Monitoring Intership Safety U S Coast Guard Navigation Port Operation Noncommercial Commercial Marine Operator State Control Environmental Weather USAGE GUIDE...

Page 36: ...adcast Calling Channel 16 Working Channel If you wish to establish communications with another station And you know which working channel the station is monitoring Then initiate the call directly on t...

Page 37: ...employ a second receiver so that they can monitor a working channel and channel 16 simultaneously Intership Safety Channel 6 Vessels Any Use Communicating navigational and weather warnings to other sh...

Page 38: ...o channel 22 as directed Navigation Channels 13 Vessels Any Use Safety Communications pertaining to the maneu vering of vessels or the directing of vessel movements Ship to ship and secondarily ship t...

Page 39: ...eaway and designated major ports Non commercial Boat Operations Channels 19 68 69 71 72 78 Vessels Recreational boats and any others not used primarily for commer cial transport Use Communications per...

Page 40: ...ions Recreational boats are not permitted to use these channels Channel 88 not available on Great Lakes and St Lawrence Seaway Marine Operator Channels 24 25 26 27 28 84 85 86 87 88 Vessels Any Use To...

Page 41: ...concerning the environ mental conditions in which vessels operate weather sea conditions time signals notices to mariner hazards to navigation Between One way broadcast from coast to ship stations Not...

Page 42: ...r unfamiliar words radiotelephone users employ the international phonetic alphabet Phonetic Alphabet A ALPHA B BRAVO C CHARLIE D DELTA E ECHO F FOX TROT G GOLF H HOTEL I INDIA J JULIET K KILO L LIMA M...

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