Electro voice ap 2800 owners service manual

Page 2

ElectroVorce'
Operation Manual for the
Model AP2800 '

TABLE OF CONTENTS PAGE TABLES AND ILLUSTRATIONS PAGE

PRODUCT DESCRIPTION 3 INPUT MODULE AND LINK CONNECTIONS ILLUSTRATIONS
UNFACKING 3 Figure 1 Connections for balanced or unbalanced signal sources 6
PRECAUTIONS 3 figure 2 Internal Jumpers for aooesonee, link and gnd Jumper E
SPECIFICATIONS 4 Figure 3 Input grounding options 6
POWER CONSUMPTION AND THERMAL DISSIPAI'ION 5 Figure 4 Inserting an external device internal connections 7
INPUT MODULE AND UNK CONNECTIONS 5 Figure 5 Inserting an external device external connections 7
BRIDGING TRANSFORMER OPTION 7 Figure 6 Optional memory link-out connections 7
OUTPUT CONNECTIONS, CONFIGURATIONS B OUTPUT CONNECTION ILLUSTRATIONS
Dual Mode 8 Figure 8 Dual mode configuration 5
Parallel Mono 8 Figure 9 Parallel mono configuration a
Bridged Mono 9 Figure 10 Bridged mono configuration 9
ILLEGAL MODE 9 Figure 11 Optional protection fuse connection 13
70 VOLT OPERATION 9 Figure 12 BIAMP connection with driver protection capacitor 13
INSTALLATION 10 SERVICE INSTRUCTIONS
VENTILATION 10 Figure 13 Access screws 17
OUTPUT CABLE SELECTION 11 Figure 14 DC bias and Fr calibration trim pot locations 17
CALCULATING POWER LOSSES 11 Figure 15 Idle current trim pot locations 17
DAMPING FACTOR Bi CABLE LENGTH 12 TABLES
SPEAKER PROTECTION 13 i. H-Pad Resistance Values using 1% resistors 7
SERVICE INSTRUCITONS 14 ll. Power losses per foot In 2-wire speaker cable 11
INPUT CARD PIN ASSIGNMENTS 18 III. DC resistance for 2-wire cable 12
SCHWATIC/INPUT BOARD 19 IV. Speaker protection fuse chart 13
FACTORY SERVICE 20 V. Protection capacitor sizes for common cross-over frequencies 13
TECHNICAL SERVICE 20
ACCESSORIES 20

Uniform Limited Warranty Statement

Electra-Voice products are guaranteed against malfunction due to defects in materials or workmanship for a specified period. as noted in the
product-line statement(s) below. or in the individual product data sheet or owner's manual. beginning with the date of original purchase. if such
malfunction occurs during the specified period, the product will be repaired or replaced (at our option) without charge. The product will be
returned to the customer prepaid.

Exclulione and Umltxtione: The Limited Warranty does not apply to: (a) exterior finish or appearance: (b) certain specific items described in the
individual product-line statement(s) below, or in the individual product data sheet or owner's manual: (c) malfunction resulting from use or
operation of the product other than as specified in the product data sheet or owners manual; (d) malfunction resulting irom misuse or abuse of
the product; or (a) malfunction occurring at any time after repairs have been made to the product by anyone other than Electanoioe Customer
Service or any of its authorized service mpreeentatives.

Obtaining Warranty Servlce:To obtain warranty senllce, a customer must deliver the product, prepaid, to Electra-Voice metomer Service or
any of its authorized service representatives togetherwith proof of purchase of the product in the form of a bill of sale or receipted invoice, A list
of authorized service representatives is available from Electra-Voice Customer Service at 600 Cecil Street. Buchanan, Mi 49107 (BOO-2346831
or FAX 616-695-4743).

Incidental and Consequential Damages Excluded: Product repair or replacement and return to the customer are the only remedies provided
to the customer Electro-Volce' shall not be liable for any Incidental or consequential damages including, without limitation, injury to persons or
property or loss of use. Some states do not allow the exclusion or limitation of incidental or consequential damages so the above limitation or
exclusion may not apply to you.

Other Rights: This warranty gives you specific legal rights, and you may also have other rights which vary from state to state.

Electro-Voice Electronics are guaranteed against malfunction due to defects in materials or workmanship for a period of three (3) years from the
date of original purchase. Additional details are included in the Uniform Limited Wan-anty statement.

2 EIectro-Volce"