Garmin GPSMAP 8500 Black Box Instructions Manual Download Page 3

Mounting Considerations

NOTICE

If the device is mounted vertically, it is important to install it with 

the connectors pointing downward. This will help avoid potential 

water retention around the connectors.
This device should be mounted in a location that is not exposed 

to extreme temperatures or conditions. The temperature range 

for this device is listed in the product specifications. Extended 

exposure to temperatures exceeding the specified temperature 

range, in storage or operating conditions, may cause device 

failure. Extreme-temperature-induced damage and related 

consequences are not covered by the warranty.

• The device must be mounted in a location where it will not be 

submerged.

• The device must be mounted in a location with adequate 

ventilation where it will not be exposed to extreme 

temperatures.

• It is best to mount the device horizontally, with the heat sink 

facing upward.

• If the device must be mounted vertically, it must be installed 

with the connectors pointing downward.

Mounting the Device

1

After you select a mounting location, determine the mounting 

hardware needed for the surface.
Mounting hardware is included with the device, but it may not 

be suitable for the mounting surface.

2

Place the device in the mounting location and mark the 

location of the pilot holes.

3

Drill the appropriate pilot hole for one corner of the device.

4

Loosely fasten the device to the mounting surface with one 

corner and examine the other three pilot-hole marks.

5

Mark new pilot-hole locations if necessary, and remove the 

device from the mounting surface.

6

Drill the appropriate pilot holes for the other three marks.

7

Secure the device to the mounting location.

Card Reader Mounting Considerations

NOTICE

This device should be mounted in a location that is not exposed 

to extreme temperatures or conditions. The temperature range 

for this device is listed in the product specifications. Extended 

exposure to temperatures exceeding the specified temperature 

range, in storage or operating conditions, may cause device 

failure. Extreme-temperature-induced damage and related 

consequences are not covered by the warranty.

The card reader can be flush mounted in the dashboard using 

the included hardware. When selecting a mounting location, 

observe these considerations.
• The card reader should be mounted in an accessible 

location. You must be able to access the card reader when 

necessary to insert and remove memory cards containing 

additional mapping and device updates, and to transfer user 

data.

• To avoid interference with a magnetic compass, the device 

should not be installed closer to a compass than the 

compass-safe distance value listed in the product 

specifications.

• The location must allow room for the routing and connection 

of the cables.

Mounting the Card Reader

NOTICE

Be careful when cutting the hole to flush mount the device. 

There is only a small amount of clearance between the case 

and the mounting holes, and cutting the hole too large could 

compromise the stability of the device after it is mounted.
If you are mounting the bracket on fiberglass with screws, it is 

recommended to use a countersink bit to drill a clearance 

counterbore through only the top gel-coat layer. This will help to 

avoid any cracking in the gel-coat layer when the screws are 

tightened.

The included template and hardware can be used to flush 

mount the device at the selected location.

1

Trim the flush-mount template and make sure it fits in the 

location where you want to mount the device.

2

Remove the protective liner from the back of the template 

and adhere it to the location where you want to mount the 

device.

3

Using a ¼ in. (6 mm) drill bit, drill one or more of the holes 

inside the corners of the solid line on the template to prepare 

the mounting surface for cutting.

4

Using a jigsaw, cut the mounting surface along the inside of 

the solid line indicated on the template.

5

Place the device in the cutout to test the fit.

6

If necessary, use a file and sandpaper to refine the size of 

the cutout.

7

After the device 

À

 fits correctly in the cutout, make sure that 

the mounting holes on the device line up with the pilot holes 

Á

 on the template.

8

If the mounting holes on the device do not line up, mark the 

new pilot-hole locations.

9

Using a center punch, indent the pilot holes and drill the 

clearance counterbore through the gell-coat layer as advised 

in the notice.

10

Remove the template from the mounting surface.

11

If you will not have access to the back of the device after you 

mount it, connect all necessary cables to the device before 

placing it into the cutout.

12

Place the device into the cutout.

13

Secure the device to the mounting surface using the included 

screws 

Â

.

14

Install the decorative bezel by snapping it in place around the 

edges of the device.

3

Summary of Contents for GPSMAP 8500 Black Box

Page 1: ...l void the product warranty CAUTION Always wear safety goggles ear protection and a dust mask when drilling cutting or sanding NOTICE When drilling or cutting always check what is on the opposite side...

Page 2: ...e boat the GRID is assigned to a specific GPSMAP 8500 in the software configuration Power cable It is recommended that you connect all of the GPSMAP 8500 system components to the same 10 35 Vdc power...

Page 3: ...reader should be mounted in an accessible location You must be able to access the card reader when necessary to insert and remove memory cards containing additional mapping and device updates and to...

Page 4: ...use in one station near each other No special connections are necessary to create a station as long as all of the devices are connected to the Garmin Marine Network page 5 Stations are created and mod...

Page 5: ...NMEA 2000 network If you are installing the included NMEA 2000 power cable you must connect it to the boat ignition switch or through another in line switch NMEA 2000 devices will drain your battery...

Page 6: ...ck Data ground Receive A White Transmit A Receive B Orange white Transmit B Transmit A Gray Receive A Transmit B Pink Receive B Single Ended NMEA 0183 Compliant Device Item Description 12 Vdc power so...

Page 7: ...the data cable to NMEA 0183 devices Consult the installation instructions for your NMEA 0183 compliant device to identify the output TX A and B wires and input RX A and B wires Use 28 AWG shielded twi...

Page 8: ...wer Red Power Power ground Black Power ground Data ground Black Data ground RxA White TxA RxB Orange white TxB TxA Gray RxA TxB Pink RxB Standard NMEA 0183 Compliant Device Connected for One Way Commu...

Page 9: ...183 Compliant Device With a Single Receiving Wire Connected to Receive Data Item Description 12 Vdc power source Power cable NMEA 0183 compliant device NMEA 0183 cable Item Garmin Wire Function Garmin...

Page 10: ...cting video input and output sources observe these considerations The four composite video ports are labeled CVBS 1 IN CVBS 2 IN CVBS 3 IN and CVBS 4 IN These four ports use BNC connectors You can use...

Page 11: ...eive 059392 ISO acknowledgment 059904 ISO request 060928 ISO address claim 126208 NMEA Command request and acknowledge group function 126464 Transmit and receive PGN list group function 126996 Product...

Page 12: ...rine Electronics Association NMEA format and sentences from NMEA Seven Riggs Avenue Severna Park MD 21146 USA www nmea org Garmin International Inc 1200 East 151st Street Olathe Kansas 66062 USA Garmi...

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