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CM-680 INSTRUCTION MANUAL Ultra Stereo Labs, Inc.
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CM-680 INSTRUCTION MANUAL Ultra Stereo Labs, Inc.
Introduction .........................................................3
Front & Rear Panel Description............................5
Installation............................................................7
Crossover Setup...................................................11
Table of Contents
Please record the following information for your records:
Model: ___________________ Serial Number: ___________
Date of Purchase: __________ Purchased from: __________
Speaker Crossover Frequency Time Delay
JBL 4675D 500Hz 1.8ms.
JBL 4670 800Hz 0.7ms,
JBL 5671 330Hz 1.4ms
JBL 5672 297Hz 1.8ms.
JBL 5674 297Hz 1.8ms
EV TS940 800Hz 0.7ms.
EV TS992LX 500HZ 1.8ms.
EV 9040 500Hz 1.8ms
EV Variplex 330Hz 1.4ms
EAW CB2591 500Hz 1.8ms
EAW CB259 800Hz 0.7ms
EAW CB253 350 0.7ms
1. Bypass Card XTB-680: When using external crossovers, the CM-680
must be equipped with a bypass card in the crossover slot. For connection
to a CP-650, slide dip switches D,E, & F on the XTB-680 to the ON
position. When using other electronic crossovers or speakers with passive
crossovers, turn DIP switches A,B & C to ON. See figure #8
Connect crossover inputs to rear of CM-680 at Ll, Cl &Rl as per Fig.4
(Page9)
Figure 7
