CRT-BASED ELECTRONICS ASSEMBLY PART II

SECTION 5 CRT-BASED ELECTRONICS ASSEMBLY PART II

5.1 INTRODUCTION

If you have ordered a CRT-Based console system installed in E.F. JOHNSON cabinetry, most of the assembly will already have been done at the factory. This section, CRT-Based Electronics Assembly - Part

II, details the additional assembly required for either a complete E.F. Johnson CRT-Based system or an Electronics Only CRT- Based system.

5.2 INSTALL THE PC AND UPS

Table 5-1 PC UPS OPTIONS

PC CPU Part No.

200TC4862501

 

 

Possible option numbers for the PC UPS

 

 

Part Number

Country

 

 

TDV-OP400/A

North America

TDV-OP400/GB

Great Britain, S. Africa

TDV-OP400/E

Europe

TDV-OP400/I

India

TDV-OP400/NZ

New Zealand/Australia

 

 

7.Place the PC UPS (TDV-OP400/XX) onto the swivel mount so that the feet engage the holes. Refer to Figure 4-1.

5.3CONNECT THE PC CPU AND PC UPS POW- ER CORDS

Part Numbers:

PC UPS - TDV-OP400/xx

PC CPU - 200TC4862501

Refer to Figure 5-1.

1.Connect one end of the supplied power cord to the PC CPU. Plug the other end into the top left recep- tacle at the rear of the PC UPS. (Coil up the excess cable and secure).

2.Connect one end of the other supplied power cord to the PC UPS. Plug the other end into the customer- furnished receptacle box feeding the console.

(Leave enough slack on the power cord so that it will not unplug when the tray is fully extended).

5.Remove the two bottom screws of the PC CPU (holding the PC cover together) and completely slide the PC CPU into the PC tray bracket.

6.Replace the two screws that were removed with two

(2) 6-32x1/2 pan head Phillips screws (furnished).

Figure 5-1 CPU AND UPS POWER CONNEC-

TIONS

 

February 1996

5-1

Part No. 004-3039-274

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EFJohnson VR-CM50 manual Install the PC and UPS, PC UPS Options, Connect the PC CPU and PC UPS POW- ER Cords, Tions

VR-CM50 specifications

The EFJohnson VR-CM50 is a state-of-the-art mobile communications solution designed for first responders and public safety agencies. This versatile device is engineered to enhance communication efficiency and reliability, ensuring that users can stay connected in critical situations.

The VR-CM50 features a rugged design, built to withstand the harsh environmental conditions often encountered by emergency personnel. It meets military specifications for durability, including shock, vibration, and water resistance. With a lightweight and compact form factor, the VR-CM50 is easy to install in various vehicles without compromising the available space or mobility.

One of the standout technologies in the VR-CM50 is its advanced digital trunking capability. The device operates on multiple frequency bands, allowing for seamless communication across various networks. This flexibility is crucial for interoperability among different agencies, especially during joint operations or mutual aid scenarios.

The VR-CM50 also offers enhanced audio quality, ensuring that users can clearly hear and be heard even in noisy environments. Its digital signal processing technology minimizes background noise and enhances voice clarity. This feature is vital for first responders who often communicate in high-pressure situations where every word counts.

Another key characteristic of the VR-CM50 is its integration with a wide range of communication systems. The device is compatible with various communication protocols, enabling connection with existing infrastructure. This adaptability allows agencies to leverage their current resources while benefiting from the latest technological advancements.

The VR-CM50 promotes user safety with built-in emergency features. It includes a dedicated emergency button that, when pressed, instantly alerts dispatchers and other personnel of the user's location and status. This feature is particularly beneficial for officers on patrol or in isolated areas, enhancing their safety during critical incidents.

Furthermore, the VR-CM50 supports GPS capabilities, providing real-time location tracking for fleet management and situational awareness. This technology not only improves operational efficiency but also enhances coordination during complex incidents.

In summary, the EFJohnson VR-CM50 is a robust and feature-rich mobile communication solution tailored for public safety professionals. Its rugged construction, advanced digital trunking, superior audio quality, and integration capabilities make it an essential tool for effective communication in the field. By fostering interoperability and user safety, the VR-CM50 stands as a reliable choice for agencies striving to enhance their emergency response capabilities.