Apex Digital HT-170 Especificações descarregar pdf (Página 59)

APEX™ Exciter Incorporating FLO™ Technology

Details of the Exciter Status Screens Navigating the LCD Display Screens

2604s300.fm

03/08/07 888-2604-001 Page: 3-19

WARNING: Disconnect primary power prior to servicing.

3.4.5 IF & RF Processing Status Screens

The IF & RF Processing Status selection contains four sub screens, which are:

• UDC Interface Board, Screen 1 of 4

• PLL Board, Screen 2 of 4.

• Up Converter Board, Screen 3 of 4.

• Down Converter Board, Screen 4 of 4.

3.4.5.1 UDC Interface Board Status, Screen 1/4

UDCInterfaceStatus.bmp

Figure 3-17 UDC Interface Board Status, Screen 1/4

The UDC Interface Board screen is shown in Figure 3-17, with screen entries listed below.

• 15 Vdc: Input from power supply module

• -15 Vdc: Input from power supply module

• 5 Vdc: Output from 5 volt linear regulator chip U4.

• 3.3 Vdc: Output from 3.3 volt linear regulator chip U6.

• 8 Vdc: Output from 8 volt switching regulator

• Temp: This is the ambient air temperature inside the analog (top) side of the exciter.

• CPLD Rev: This is the revision level of the CPLD in the UDC Interface board.

• Board Rev: This is the board revision for the UDC Interface board.

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Apex Digital HT-170 Especificações Página 59