Guide for NVR console JIG purchase and performance test

1. Purpose of using Jigs

  - To access NVR console log to perform remote review by a developer

2. JIG supportive model

  - Models with 3.5mm Console terminal(Audio jack) on the back of the NVR

3. JIG 1. : Audio jack cable (RS232 (DCE) to 3.5mm) that is connected to the NVR console terminal

  - Precaution when purchasing

   . RS232 should be purchased as a DCE (Female) type and needs to check the Tx and Rx

    arrangement of 3.5mm terminals

   . 3.5mm terminals consist of Ring, Tip and Sleeve, and check the spec to see line alignment

    (Should be purchased Ring-Tx, Tip-Rx, Sleep-GND aligned product)

     

4. JIG 2. : Jig1 is connected to jig2, and jig 2 shall be connected to PC USB port (USB to RS232(DTE))

  - Precaution when purchasing

    . Purchase as RS232 DTE(male) type

    . Requires driver installation on PC: It is automatically installed on PC in most cases but sometimes

     it requires manual driver installation depending on the product

      

5. JIG setting test

 - Preperation: JIG 1, JIG 2, PC, Console connection terminal SW (Putty, Hyper-terminal, etc.)

 - Test steps

    1) Check the port connected to the PC

       - If the driver is installed normally, it can be checked in the device manager

       - The COM port of the jig is set as #5

         

     2) Open a connection window in the terminal SW

         - Connection Type : Select serial

         - Serial Line : Insert COM Port number

        - Speed : Remail default setting

           . NVR : 115200

        - Click ‘Open’ to open the terminal window

           

     3) Make a short for Ring and Tip of the 3.5mm terminal

        - Enter letters using keyboard while remain short

          . When letters appear : OK

          . When letters not appear : NG, Need to check JIG and connection settings