Bose L-Bracket 203 Service Manual - Page 12

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Also for Bose L-Bracket 203: Installer's Manual (7 pages), Installation Instructions (2 pages)

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Optional 70/100V transformer accessory part list and installation

Notes:

1. To be used with Model 203

2. To be used with Model 203 artic white variation only.

Transformer accessory installation

Note: Refer to Figure 6 for the following

procedure.

1.1 Remove the CVT-2 transformer and

gasket from the packing carton.

1.2 On the back of the Model 203 loud-

speaker, remove the plate (9) with the barrier

connector (10) by removing the four retaining

screws (2).

1.3 Gently lift the plate away from the

speaker cabinet.

1.4 Cut the wires as close to the barrier

connector as possible.

1.5 Strip the wires exposing about

1/2" (1.7 cm) of bare wire.

1.6 On the CVT-2 transformer, locate the

three positive output leads. The white wire is

the 19W lead, the green is the 38W lead and

the blue is the 75W lead.

pro gray variation only.

Choose the positive output lead that best

matches your system's power requirements.

1.7 Cut off the other two positive output

leads as they will not be required.

1.8 Place the transformer gasket on the

back of the transformer housing.

1.9 Observing polarity, solder the two

speaker leads to the two transformer leads.

Be sure to insulate the connections with

electrical tape.

1.10 After deciding which way you want the

transformer housing to face, align the trans-

former housing with the back of the speaker

cabinet.

1.11 Secure the transformer housing to the

speaker cabinet using the four screws

removed in step 1.2.

1.12 Connect the leads to the 203 loud-

speaker to the appropriate connections on

the barrier strip.