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FCC ID: K66VX-2500V

 Alignment

Vertex Standard Co., Ltd.

4/6

directly as you think fit, and copy this file. That is all of the installation process.

Boot the tool

Change directly and input in command line, " svc47 [enter] ", and boot the alignment tool.

Preparation

Setup the test equipment as "Alignment Preparation & Precautions".
Set the RF Ch. List to Table1 on the CE47 Clone editor software.

Enter to the alignment mode

 To enter the alignment mode, and press "[0] Alignment Mode" on the personal computer Key
board. You turn off the power of the transceiver, and turn on the transceiver. If entry
succeed,the alignment tool display as follows.
   [0]Common TX 
   [1]Common RX
Action of the switches
When the transceiver is in alignment mode, the action of [PTT], [MON],[UP],[DOWN] is
ignored. All of the action is remote controlled by PC.

Menu of the tool

[0]Common TX

- [0] Tx Power High 

This parameter is used to align TX High power (25W).
Press [Enter] on "[0] Tx Power High" to align TX High power.

 

Select the Channel 1 in alignment range.
Press the [Space] key on the keyboard to activate the transmitter.
Press the [UP]/[DWN] key, as need, to set the power output to the following
specification, as indicated on the external wattmeter.
  
        Tx Power High:25[W](

±

0.5W)

When the 25Watt level is attained, press [Enter] to lock in the new data.

- [1] Tx Power Low

This parameter is used to align TX Low power (5W).
Press [Enter] on "[1] Tx Power Low" to align TX Low power.
Select the Channel 1 in alignment range.
Press the [Space] key on the keyboard to activate the transmitter.
Press the [UP]/[DWN] key, as need, to set the power output to the following
specification, as indicated on the external wattmeter.

        Tx Power Low:5[W](

±

0.1[W])

When the 5Watt level is attained, press [Enter] to lock in the new data.

- [2] VCO Deviation

This parameter is used to align the VCO Deviation. 
Press [Enter] on "[2] VCO Deviation" to align VCO Deviation.
Select the Channel 1 in alignment range.
Adjust the AF generator output level to  388mVrms(-6dBm) at 1 kHz to the pin3 of the
J1502 (-sub 9pin ).
Press the [Space] key on the keyboard to activate the transmitter.
Press the [UP]/[DWN] key, as need, to set the VCO Deviation (Wide) to the following

Summary of Contents for VX-2500V

Page 1: ...lacing any faulty components Those who do undertake any of the following alignments are cautioned to proceed at their own risk Problems caused by unauthorized attempts at realignment are not covered by the warranty policy Also Vertex Standard reserves the right to change circuits and alignment procedures in the interest of improved performance without notifying owners Under no circumstances should...

Page 2: ...be the same as that of the transceiver and test equipment and that this temperature be held constant between 20 and 30 C 68 86 F When the transceiver is brought into the shop from hot or cold air it should be allowed time to come to room temperature before alignment Whenever possible alignments should be made with oscillator shields and circuit boards firmly affixed in place Also the test equipmen...

Page 3: ...lignment mode normal operation is suspended Use the alignment tool program running on PC PLL VCV Connect the positive lead of the DC voltmeter to the test point TP1007 VCV on the RF Unit as indicated in the figure and the negative lead to chassis ground Set the transceiver to the high band edge frequency channel then adjust coil L1017 on the Unit for 4 25V on the voltmeter Key the transmitter and ...

Page 4: ...ct the Channel 1 in alignment range Press the Space key on the keyboard to activate the transmitter Press the UP DWN key as need to set the power output to the following specification as indicated on the external wattmeter Tx Power High 25 W 0 5W When the 25Watt level is attained press Enter to lock in the new data 1 Tx Power Low This parameter is used to align TX Low power 5W Press Enter on 1 Tx ...

Page 5: ... on 4 CTCSS Deviation to align CTCSS Deviation Select the Channel 1 in alignment range Press the Space on the keyboard to activate the transmitter and injects a CTCSS test tone Press the UP DWN key as need to set the CTCSS Deviation Wide to the following specification Press Enter to lock in the new data Select the Channel 2 and set the CTCSS Deviation Narrow same as Channel 1 CTCSS Deviation Wide ...

Page 6: ...on will increase around 20 based on the above alignment as follows Actual LTR Deviation Wide 1 00 kHz Actual LTR Deviation Narrow 0 70 kHz 1 Common RX 0 Tight NSQL This parameter is used to align the noise level in squelch Tight It adjusts this alignment RX Tuning after ending Select the MID frequency channel in alignment range Set the SG output level to 2 5dBµV and obey the message 1 Threshold NS...

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