Crown ComTech DriveCore CT 475 Operation Manual page 11

17 AC Power Draw and Thermal Dissipation
AC Power Draw and Thermal Disspation:
Pink noise 12dB crest factor, bandwidth limited 22Hz to 22kHz.
Typical line impedance used.
Measurements made with 120/240 VAC mains.
Data based on all channels driven at 8 Ohms.
ComTech DriveCore 8150
120VAC
Watts
Watts Out
Load Watts in
Line
out
Per 1A Line
Current
Current
Idle (Deep Sleep) - 0.9 <0.1
Idle (Auto Standby) - 17 0.35
Idle (Awake) - 26.5 0.60
Idle (Green Power) - 14.5 0.40
8 179 122 3.40 36
1/8th Power Pink
6 221 155 4.00 39
Noise
4 207 131 3.50 37
8 438 325 7.60 43
1/3rd Power Pink
6 550 400 6.50 62
Noise
4 525 349 5.70 61
8 183 125 3.37 37
1/8th Power Sine 6 221 152 4.00 38
4 205 133 3.74 36
8 452 334 7.85 43
1/3rd Power Sine 6 570 413 9.93 42
4 507 349 8.79 40
page 20
240VAC
Watts Watts
Watts Out
Watts in Watts out
Line
Dissipated
Dissipated
Per 1A Line
Current
Current
1.00 1.00 <0.1 1
17.00 15.80 0.28 15.8
26.50 25.00 0.37 25
- 14 0.30 -
57 185 125 2.10 60 60
66 210 150 2.10 71 60
76 201 125 2.10 60 76
113 445 330 4.30 77 115
150 525 321 4.50 71 204
176 510 309 4.40 70 201
58 180 125 1.93 65 55
68 221 155 2.33 67 66
72 198 131 2.12 62 67
118 436 329 4.36 75 107
157 558 413 5.56 74 145
158 495 350 4.93 71 145
CT Power Amplifiers CT Power Amplifiers
18 Service
Crown amplifiers are quality units that rarely require
ser vicing. Before returning your unit for service, please
con tact Crown Technical Support to verify the need for
servicing.
This unit has very sophisticated circuitry which should
only be serviced by a fully trained technician. This is one
reason why each unit bears the following label:
cAUTiON: To prevent electric shock,
do not remove covers. No user serviceable
parts inside. Refer servicing to a qualified
technician.
Complete the Crown Audio Factory Service Information
Thermal Dispation
form, in the back of this manual, when returning a Crown
product to the factory or authorized service center. The
form must be included with your product inside the box or
btu/hr kcal/hr
in a packing slip envelope securely attached to the
outside of the shipping carton. Do not send this form
3.41 0.86
separately.
57.97 14.60
Warranty is only valid within the country in which the
product is purchased.
90.37 22.76
- -
17.1 International and Canada Service
Service may be obtained from an authorized service
204.60 51.54
cen ter. (Contact your local Crown/Amcron
225.06 56.69
representative or our office for a list of authorized
service centers.) To obtain service, simply present the
259.16 65.28
bill of sale as proof of purchase along with the defective
392.15 98.79
unit to an authorized service center. They will handle
the necessary paperwork and repair. Remember to
695.64 175.24
transport your unit in the original factory pack.
685.41 172.66
17.2 US Service
197.78 49.82
Service may be obtained in one of two ways: from an
232.90 58.67
authorized service center or from the factory. You may
choose either. It is important that you have your copy of
245.52 61.85
the bill of sale as your proof of purchase.
402.38 101.36
17.2.1 Service at a US Service Center
535.37 134.86
This method usually saves the most time and effort.
538.78 135.72
Sim ply present your bill of sale along with the defective
unit to an authorized service center to obtain service.
They will handle the necessary paperwork and repair.
Operation Manual Operation Manual
Remem ber to transport the unit in the original factory 4. Use a bold black marker and write the SRA number
pack. A list of authorized service centers in your area can on three sides of the box.
be obtained from Crown Factory Service, or online from
5. Record the SRA number for future reference. The
http://www.crownaudio.com/support/servcent.htm.
SRA number can be used to check the repair status.
17.2.2 Factory Service
17.2.4 Packing Instructions
Crown accepts no responsibility for non-serviceable
important: These instructions must be followed. If they
product that is sent to us for factory repair. It is the owner's
are not followed, Crown Audio, Inc. assumes no
responsibility to ensure that their product is ser viceable
respon sibility for damaged goods and/or accessories that
prior to sending it to the factory. Serviceable product list
are sent with your unit.
is available at
http://crownweb.crownintl.com/crownrma/.
1. Fill out and include the Crown Audio Factory Ser vice
For more information, please contact us direct.
Information sheet in the back of this manual.
A Service Return Authorization (SRA) is required for
2. Do not ship any accessories (manuals, cords,
product being sent to the factory for repair. An SRA can be
hard ware, etc.) with your unit. These items are not
completed online at www.crownaudio.com/support/
needed to service your product. We will not be
factserv.htm. If you do not have access to the web, please
responsibility for these items.
call Crown's Customer Service at 574.294.8200 or
800.342.6939 extension 8205.
3. When shipping your Crown product, it is important
that it has adequate protection. We recommend you
For warranty service, we will pay for ground shipping
use the original pack material when returning the
both ways in the United States. Contact Crown Customer
product for repair. If you do not have the original box,
Service to obtain prepaid shipping labels prior to send ing
please call Crown at 800.342.6939 or 574.294.8210
the unit. Or, if you prefer, you may prepay the cost of
and order new pack material. See instructions for
shipping, and Crown will reimburse you. Send copies of
"foam-in-place" shipping pack. (Do not ship your
the shipping receipts to Crown to receive reimbursement.
unit in a wood or metal cabinet.)
Your repaired unit will be returned via UPS ground.
Please contact us if other arrangements are required.
4. If you provide your own shipping pack, the mini mum
recommended requirements for materials are as
17.2.3 Factory Service Shipping
follows:
Instructions:
a. 275 P.S.I. burst test, Double-Wall carton that allows
1. Service Return Authorization (SRA) is required for
for 2-inch solid Styrofoam on all six sides of unit or 3
product being sent to the factory for service. Please
inches of plastic bubble wrap on all six sides of unit.
complete the SRA by going to
www.crownaudio.com/support/factserv.htm. If you
b. Securely seal the package with an adequate carton
do not have access to our website, call
sealing tape.
1.800.342.6939, extension 8205 and we'll create the
c. Do not use light boxes or "peanuts". Damage caused
SRA for you.
by poor packaging will not be covered under
2. See packing instructions that follow.
war ranty.
3. Ship product to:
Using your 'foam-in-place' shipping pack
CROWN AUDIO FACTORY SERVICE
Note: The foam-in-place packing is molded so that there
1718 W MISHAWKA RD.
is only one correct position for your product.
ELKHART, IN 46517
1. Open carton and lift center cushion leaving both
end-cushions in place.
2. Carefully place your product with the product's front
panel facing the same direction as arrows indicate.
3. Reset center cushion down over top of product's
chassis. The foam-in-place packing was molded to
accommodate different chassis depth sizes. If your
product's chassis does not completely fill the
foam-in-place cavity, you may use a soft but solid
packing material (such as paper or bubble wrap)
behind the chassis.
4. Enclose the completed Crown Audio Factory Service
Information form (or securely attach it to the outside
of carton) and re-seal the shipping pack with a sturdy
carton sealing tape.
17.2.5 Estimate Approval
Approval of estimate must be given within 30 days after
being notified by Crown Audio Inc. Units still in the
pos session of Crown after 30 days of the estimate will
become the property of Crown Audio Inc.
17.2.6 Payment of Non-Warranty Repairs
Payment on out-of-waranty repairs must be received
within 30 days of the repair date. Units unclaimed after 30
days become the property of Crown Audio Inc.
If you have any questions, please contact Crown Factory
Service.
crown Factory Service
1718 W. Mishawaka Rd.,
Elkhart, Indiana 46517 U.S.A.
Telephone:
574.294.8200
800.342.6939 (North America,
Puerto Rico, and Virgin Islands only)
Facsimile:
574.294.8301 (Technical Support)
574.294.8124 (Factory Service)
internet:
http://www.crownaudio.com
page 21