Pioneer SA-790-VLR Service manual
FRONT SP SUPER WF
SPEAKER SYSTEM
S-A790VLR
ORDER NO.
RRV2495
XJI/E
This product is component of system.
Component System Service Manual Remarks
COMPACT MINI COMPONENT X-A790
STEREO CD CASETTE DECK RECEIVER XR-A790 RRV2502
SPEAKER SYSTEM S-A790VLR RRV2495 This service manual
PIONEER 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 EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936
c
PIONEER CORPORATION 2001
T – ZZV JULY 2001 Printed in Japan
S-A790VLR
FOR PRECAUTION OF
REASSEMBLY AND DISASSEMBLY
( for Front Speaker)
The cosmetic baffle assy is attached to the cabinet by 4 external
hexagon socket screws. To detach the cosmetic baffle assy,
loosen these screws by the hexagon screw driver. Then carefully disconnect the wires of the mid-range and the tweeter
mounted on the cosmetic baffle assy. To attach the cosmetic
baffle assy, replace it on the cabinet correctly and secure with
4 screws.
The mid-range is attached to the cosmetic baffle assy by 4 inter-
nal screws. To detach it, unfasten those screws. When attaching
it, face its terminal downward.
The tweeter is attached to the cosmetic baffle assy by 2 internal
screws. To detach it, unfasten those screws. When attaching it,
face its terminal downward.
The network assy is attached to the bottom board by one internal
screw and adhesive. To detach it, unfasten that screw and pry it
out.To attach it, apply adhesive to the bottom board. Then press
it to the bottom board, and secure with one screw.When attaching the network assy, do it carefully so that each wire is not
touched.
( for Super Woofer)
The cosmetic baffle assy is attached to the cabinet by 4 external
hexagon socket screws. To detach the cosmetic baffle assy,
loosen these screws by the hexagon screw driver. Then carefully disconnect the wires of the woofer mounted on the cosmetic baffle assy. To attach the cosmetic baffle assy, replace it
on the cabinet correctly and secure with 4 screws.
The woofer is attached to the cosmetic baffle assy together with
the cosmetic ring assy by 4 internal screws. To detach the
woofer (cosmetic ring assy), loosen these screws. To attach the
cosmetic ring assy, fit the notch of the cosmetic ring to the projection of the cosmetic baffle assy. To attach the woofer, face
its terminal downward. To attach the cosmetic ring assy and
woofer, replace it on the cosmetic baffle assy correctly and secure with 4 screws.
The network assy is attached to the bottom board by one internal screw and adhesive. To detach it, unfasten that screw and
pry it out. To attach it, apply adhesive to the bottom board.
Then press it to the bottom board, and secure with one screw.
When attaching the network assy, do it carefully so that each
wire is not touched.
SCHEMATIC DIAGRAM
Network ASSY (SWN1654)
Red Blue
I N
Black
Network ASSY (SWN1680)
Red
I N
Black
0.39mH
1.8µF
1.2mH
82µF
Super
Woofer
White
Green
Mid
White
White
Tweeter
Red
2
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