Instruction manual

Installation
025-9416 53
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2. Loosely attach two 440 × 5/16-in spacers to the bottom of the terminal block adapter
with two 440 ? 1-in screws as shown in Figure 19.
Figure 19. Terminal Block Adapter Installation
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3. Loosely attach the 440 × 1/8-in spacer to the top of the terminal block adapter with
the 440 × 3/8-in screw.
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4. Secure the board to the RJ21 interface on the rear of the Model 640 chassis.
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5. Tighten the three screws into the standoffs and the paging terminal.
Figure 20 shows the rear of the Model 640 chassis with the terminal block adapter installed.
Terminal Block
Adapter Option
702-9470
Figure 20. Installed Terminal Block Adapter Option