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3

 

The above warning is located on the top of the unit.

 

Explanation of Graphical Symbols

 

The lightning flash with arrowhead symbol 
within an equilateral triangle is intended to alert 
the user to the presence of uninsulated “danger-
ous voltage” within the product’s enclosure that 
may be of sufficient magnitude to constitute a 
risk of electric shock to persons.

The exclamation point within an equilateral trian-
gle is intended to alert the user to the presence of 
important operating and maintenance (servicing) 
instructions in the literature accompanying the 
product.

 

IMPORTANT SAFETY INSTRUCTIONS

 

1

Read these instructions.

2

Keep these instructions.

3

Heed all warnings.

4

Follow all instructions.

5

Do not use this apparatus near water.

6

Clean only with dry cloth.

7

Do not block any ventilation openings. Install in 
accordance with the manufacturer’s instructions.

8

Do not install near any heat sources such as radia-
tors, heat registers, stoves, or other apparatus 
(including amplifiers) that produce heat.

9

Do not defeat the safety purpose of the polarized 
or grounding-type plug. A polarized plug has two 
blades with one wider than the other. A grounding 
type plug has two blades and a third grounding 
prong. The wide blade or the third prong are pro-
vided for your safety. If the provided plug does not 
fit into your outlet, consult an electrician for 
replacement of the obsolete outlet.

10 Protect the power cord from being walked on or 

pinched particularly at plugs, convenience recep-
tacles, and the point where they exit from the 
apparatus.

11 Only use attachments/accessories specified by 

the manufacturer.

12 Use only with the cart, stand, 

tripod, bracket, or table speci-
fied by the manufacturer, or 
sold with the apparatus. When a 
cart is used, use caution when 
moving the cart/apparatus com-
bination to avoid injury from tip-
over.

13 Unplug this apparatus during lightning storms or 

when unused for long periods of time.

14 Refer all servicing to qualified service personnel. 

Servicing is required when the apparatus has 
been damaged in any way, such as power-supply 
cord or plug is damaged, liquid has been spilled or 
objects have fallen into the apparatus, the appara-
tus has been exposed to rain or moisture, does 
not operate normally, or has been dropped.

CAUTION: TO REDUCE THE RISK OF 

ELECTRIC SHOCK, DO NOT REMOVE 

COVER (OR BACK). NO USER-SERVICEABLE 

PARTS INSIDE. REFER SERVICING TO 

QUALIFIED SERVICE PERSONNEL.

C A U T I O N

RISK OF ELECTRIC SHOCK

DO NOT OPEN

WARNING 

TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK,
DO NOT EXPOSE THIS APPARATUS TO RAIN OR MOISTURE.

 

1.  IMPORTANT NOTICE: DO NOT MODIFY THIS UNIT!

 

This product, when installed as indicated in the instructions con-
tained in this manual, meets FCC requirements. Modifications not 
expressly approved by Yamaha may void your authority, granted by 
the FCC, to use the product.

 

2. IMPORTANT:

 

 When connecting this product to accessories and/

or another product use only high quality shielded cables. Cable/s 
supplied with this product MUST be used. Follow all installation 
instructions. Failure to follow instructions could void your FCC 
authorization to use this product in the USA.

 

3. NOTE:

 

 This product has been tested and found to comply with the 

requirements listed in FCC Regulations, Part 15 for Class “B” digital 
devices. Compliance with these requirements provides a reason-
able level of assurance that your use of this product in a residential 
environment will not result in harmful interference with other elec-
tronic devices. This equipment generates/uses radio frequencies 
and, if not installed and used according to the instructions found in 
the users manual, may cause interference harmful to the operation 
of other electronic devices. Compliance with FCC regulations does 

 

* This applies only to products distributed by YAMAHA CORPORATION OF AMERICA.

(class B)

 

not guarantee that interference will not occur in all installations. If 
this product is found to be the source of interference, which can be 
determined by turning the unit “OFF” and “ON”, please try to elimi-
nate the problem by using one of the following measures:
Relocate either this product or the device that is being affected by 
the interference. 
Utilize power outlets that are on different branch (circuit breaker or 
fuse) circuits or install AC line filter/s.
In the case of radio or TV interference, relocate/reorient the 
antenna. If the antenna lead-in is 300 ohm ribbon lead, change the 
lead-in to co-axial type cable.
If these corrective measures do not produce satisfactory results, 
please contact the local retailer authorized to distribute this type of 
product. If you can not locate the appropriate retailer, please con-
tact Yamaha Corporation of America, Electronic Service Division, 
6600 Orangethorpe Ave, Buena Park, CA90620
The above statements apply ONLY to those products distributed by 
Yamaha Corporation of America or its subsidiaries.

 

FCC INFORMATION (U.S.A.)

Summary of Contents for AD8HR AD

Page 1: ...ts the AES EBU format and features a high sampling frequency of 88 2 96kHz You can easily adjust the gain for each channel in 1dB steps and set up the high pass filter from the front panel These settings are stored in the unit s backup memory and are retained even after the power is turned off In addition a special protocol enables you to remotely control the unit from a connected computer or othe...

Page 2: ...u rack pourrait très vite monter à des valeurs qui empêchent les unités de fonctionner correctement De ce fait pour le montage en rack il convient de laisser un espace d 1U 4 5cm au dessus et en dessous de tels dispositifs pour assurer une bonne circulation d air frais De plus il faut couvrir les ouvertures ainsi laissées avec des panneaux de ventilation Retirez toute cloison éventuellement présen...

Page 3: ...g itself and not the cord Pulling by the cord can damage it Before moving the device remove all connected cables Do not expose the device to excessive dust or vibrations or extreme cold or heat such as in direct sunlight near a heater or in a car during the day to prevent the possibility of panel disfiguration or damage to the internal components Do not place the device in an unstable position whe...

Page 4: ...ER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS APPARATUS TO RAIN OR MOISTURE 1 IMPORTANT NOTICE DO NOT MODIFY THIS UNIT This product when installed as indicated in the instructions con tained in this manual meets FCC requirements Modifications not expressly...

Page 5: ... by the letter E or by the safety earth symbol or colored GREEN or GREEN and YELLOW The wire which is coloured BLUE must be connected to the terminal which is marked with the letter N or coloured BLACK The wire which is coloured BROWN must be connected to the termi nal which is marked with the letter L or coloured RED This applies only to products distributed by Yamaha Kemble Music U K Ltd 3 wires...

Page 6: ... off See page 7 The button indicator lights up when the 48V phantom power of the selected channels is turned on H HPF button This button turns the high pass filter of the selected channels on or off See page 8 The button indicator lights up when the high pass filter of the selected channels is turned on I Gain display This 3 digit 7 segment display indicates the gain of the currently selected chan...

Page 7: ...mahaproaudio com D PC RS422 switch If you connect a computer to HA REMOTE connector 1 set this switch to PC If you connect a Yamaha PM5D or DM2000 or an additional AD8HR in a multiple AD8HR system to HA REMOTE connector 1 set this switch to RS422 E HA REMOTE connector 2 In a multiple AD8HR system connect one AD8HR to this D sub 9 pin connector on another AD8HR F DIGITAL OUT A B connector These D s...

Page 8: ...s on before the operation the 48V button indicator and the phantom power for the selected channels turns off 3 While the indicator is flashing rapidly press the 48V button again The phantom power for the selected channels turns on and the corresponding channel 48V indicators and the 48V button indicator light up If you do not press the 48V button again before the indicator stops flashing it will f...

Page 9: ...f the copy source channel and press the Channel Select button of the target channel Selecting the AES EBU Format You can select Double Speed mode AE1 or Double Channel mode AE2 for the AES EBU format Double Speed Mode In Double Speed mode digital audio data is transmitted at the current higher sampling rate i e 88 2kHz or 96kHz Select this mode if the devices that support the higher sampling rates...

Page 10: ...s that are connected in a system When you operate the panel on the unit its ID number on the Gain display disappears The ID number of the AD8HRs is determined based on the connection order in the daisy chain You can also create a daisy chain connection that mixes AD8HRs and Yamaha AD824 AD converters However in such a system any AD8HR that is connected after any AD824 unit when seen from the host ...

Page 11: ...to HA REMOTE connector 1 of the second AD8HR Set the PC RS422 switches on both AD8HRs to RS422 Specify the DM2000 as the wordclock master and set the wordclock source on the AD8HR to DIGITAL OUT A Connection Examples DIGITAL OUT A B AD8HR 48V HPF dB 96kHz 88 2kHz 48kHz 44 1kHz 48V OFF ON MASTER WORD CLOCK Digital audio devices PM5D DM2000 etc Analog in x 8 Optional I O card AES EBU cable COM SLOT ...

Page 12: ...8 2 96kHz the clock 44 1 48kHz received at the DIGITAL OUT A connector In Double Speed mode the AD8HR will run at a clock rate that is the same as the wordclock 88 2 96kHz received at the DIGITAL OUT A connector WORD CLOCK jack connection The AD8HR can receive wordclock signals at the WORD CLOCK IN connector The WORD CLOCK IN connector and WORD CLOCK OUT connector can also be connected in series t...

Page 13: ... air temperature range 5 to 40 C Storage temperature 20 to 60 C Accessories AC Cable Rubber Feet x 4 Owner s Manual I O Characteristics Analog Input Specifications Digital I O Specifications Appendix Input Terminals GAIN Actual Load Impedance For Use With Nominal Input level Connector Nominal Max before clip INPUT 1 8 62 dB 3k Ω 50 600 Ω Mics 600 Ω Lines 62 dBu 615 µV 42 dBu 6 15 mV XLR 3 31 type ...

Page 14: ...itions MIN TYP MAX UNITS INPUT 1 8 DIGITAL OUT 1 8 GAIN 62 dB 3 1 dB INPUT 1 8 DIGITAL OUT 1 8 GAIN 10 dB 1 5 1 dB Input Output Conditions MIN TYP MAX UNITS INPUT 1 8 DIGITAL OUT 1 8 GAIN 62dB to 10dB 1 1 dB Input Output Conditions MIN TYP MAX UNITS INPUT 1 8 DIGITAL OUT 1 8 1 dBFs output 1kHz GAIN 62 dB 0 05 INPUT 1 8 DIGITAL OUT 1 8 1 dBFs output 1kHz GAIN 10 dB 0 01 Input Output Conditions MIN ...

Page 15: ...X UNITS Sampling Frequency Frequency Range Normal Rate 39 69 50 88 kHz Double Rate 79 38 101 76 kHz Jitter of PLL DIGITAL IN fs 44 1kHz 10 ns DIGITAL IN fs 48 kHz 10 ns DIGITAL IN fs 39 69 50 88 kHz 20 ns DIGITAL IN fs 88 2 kHz 10 ns DIGITAL IN fs 96 kHz 10 ns DIGITAL IN fs 79 38 101 76 kHz 20 ns Internal Clock Frequency word clock int 44 1 kHz 44 1 kHz word clock int 48 kHz 48 kHz word clock int ...

Page 16: ...the right to change or modify products or specifications at any time without prior notice Since specifications equipment or options may not be the same in every locale please check with your Yamaha dealer European models Purchaser User Information specified in EN55103 1 and EN55103 2 Inrush Current 35 A Conforms to Environments E1 E2 E3 and E4 Pin Signal Name Pin Signal Name 1 N C 6 RX DSR 1 2 RX ...

Page 17: ...aha Hazen Música S A Ctra de la Coruna km 17 200 28230 Las Rozas Madrid Spain Tel 91 639 8888 SWEDEN Yamaha Scandinavia AB J A Wettergrens Gata 1 Box 30053 S 400 43 Göteborg Sweden Tel 031 89 34 00 DENMARK YS Copenhagen Liaison Office Generatorvej 6A DK 2730 Herlev Denmark Tel 44 92 49 00 NORWAY Norsk filial av Yamaha Scandinavia AB Grini Næringspark 1 N 1345 Østerås Norway Tel 67 16 77 70 OTHER E...

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