PIONEER S-A770V/XC
Manual de Servicio

ORDER NO.

RRV2074

SPEAKER SYSTEM

S-A770V
65S This service manual is intended for qualified service technicians; it is not meant for the casual do-it-yourselfer. Qualified technicians have the necessary test equipment and tools, and have been trained to properly and safely repair complex products such as those covered by this manual. Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warranty. If you are not qualified to perform the repair of this product properly and safely, you should not risk trying to do so and refer the repair to a qualified service technician. WARNING This product contains lead in solder and certain electrical parts contain chemicals which are known to the state of California to cause cancer, birth defects or other reproductive harm. Health & Safety Code Section 25249.6 � Proposition 65

XC

This product is component of system. For the operating instructions, refer to the service manual RRV2065 for XR-A770.

The woofer is attached to the cosmetic baffle assy together with the woofer ring assy by 4 internal screws. To detach the woofer (woofer ring assy), loosen these screws. To attach the woofer ring assy, fit the boss of the woofer ring to the hollow of the cosmetic baffle assy. To attach the woofer, face its terminal upward, and fit the boss of the cosmetic baffle to the hollow of the flame. To attach the woofer ring assy and the woofer, replace it on the cosmetic baffle assy correctly and secure with 4 screws. The mid-range is attached to the cosmetic baffle by 3 internal screws. To detach it, unfasten those screws. When attaching it, face its terminal downward. The tweeter is attached to the cosmetic baffle by 2 internal screws. To detach it, unfasten those screws. When attaching it, face its terminal downward. The network assy is attached to the back board of the cabinet by press-fitting. To detach the network assy, strike the cordstopper of the network assy with a hammer from inside of the cabinet. To attach the network assy, replace it on the back board of the cabinet correctly by press-fitting.

FOR PRECAUTION OF REASSEMBLY AND DISASSEMBLY
The cosmetic baffle assy is attached to the cabinet by 4 external screws. To detach the cosmetic baffle assy, loosen these screws. Then carefully disconnect the wires of the woofer, mid-range and tweeter mounted on the cosmetic baffle assy. To attach the cosmetic baffle assy, replace it on the cabinet correctly and secure with 4 screws.

PIONEER ELECTRONIC CORPORATION

4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER ELECTRONIC (EUROPE) N.V. Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936

PIONEER ELECTRONIC CORPORATION 1998

T-ZZW DEC. 1998 Printed in Japan