Guralp Systems Limited
Maris - Technical Manual

Chapter 7. Appendix 1: Deployment check-list

Project/cruise

Instrument Serial No.

Date and time of deployment.

Deployment location

(lat, long)

Network code

Station code

Water depth

Name of duty engineer
(filling out this form)

Procedure

Completed?

1

Full-format the SD cards. (This operation takes about 3 hours and may be performed a few days in advance of the deployment.)

2

Charge the set of eight batteries using the chargers.

3

Remove the dummy cap from the GNSS connector on the digitiser canister and connect the GNSS receiver using the adapter cable.

4

Remove the dummy cap from the battery connectors on the digitiser canister - one at a time - and connect each battery before proceeding with the next one.

5

Check that all the underwater connectors' locking sleeves are tight.

6

Remove the titanium cap from the MIN-K connector and connect the test cable to the digitiser canister and the Ethernet to a PC/laptop.

7

Access the Minimus web-page from Discovery and set the sample rate to the desired value in the Data Record tab.

8

Using the Control Centre, check that the sensor is centring correctly.

9

Check the GNSS status and wait until it is 100 % stable.

10

Quick-format the microSD cards from the Data Record tab and wait until all the status are marked in green (usable and recording).

11

Enable the power-save mode from the Setup tab of Minimus web page

12

Disconnect the GNSS receiver from the digitiser canister and replace it with the dummy cap.

13

Disconnect the test cable from the digitiser canister and replace it with the titanium cap.

14

Proceed with the deployment without disconnecting the batteries or the sensor from the digitiser canister.