Toa VX-2000SF - Installing the Insulating Transformer in the VX-2000 Sf Surveillance Frame

Chapter 8: INSTALLATION AND SETTING PROCEDURES (HARDWARE)
3. VX-2000SF, VX-200SZ , VX-200SP, VX-200SI , VX-200SO, AND VX-200SE
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3.2. Installing the Insulating Transformer in the VX-2000SF Surveillance Frame
Audio links between the VX-2000 System Manager and the VX-2000SF Surveillance Frame can be insulated
by installing the optional IT-450 Insulating Transformer.
The insulating transformer cannot be installed without removing the circuit board inside the VX-2000SF.
Make sure that the system power is switched OFF before commencing installation.
For procedures regarding switching off the system power, refer to the Instruction Manual attached to the
VX-2000DS/3000DS.
Step 1. Remove all mounted modules and blank panels.
Step 2. Detach the transformer boards (OT PCBs) from the ABL (Analog Bus Link) circuit board.
VX-2000SF
OT PCBs
ABL circuit board
WARNING