2-port vector network analyzer ARINST VNA-PR1
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11.3.4. Remove the 4 screws (10) on the high-frequency connector panel (3). Then remove the 2 up-
per screws (10) on the display panel (5). (Figure 11.1).
Figure 11.1 - Disassembly of the device case
11.3.5. Carefully remove the upper case. Slide along the guide grooves in the lower part of the case
chassis assembly with a printed circuit board and a screen module (4).
11.3.6. The battery (11) is located on the board under the screen module (4) and secured with double-
sided tape. Carefully disconnect the battery connector (12) (11) from the PCB connector (figure 11.2).
Remove the old battery (11) and remove the old double-sided tape that was used to attach it to the board.
Figure 11.2 - Replacing the battery
11.3.7. Apply double-sided tape and glue the new battery (11) securely to the board. Connect the bat-
tery connector (12) to the connector on the board. Assemble the device case in reverse order.
11.3.8. After assembling the device, charge the battery in accordance with unit 11.2.
Summary of Contents for ARINST VNA-PR1
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