1.  Masthead wiring diagram if you have an "Conxall" plug: (See Connectors)

2.  Masthead wiring diagram with wire color coding if you have an "Amp" plug: (See Connectors):

3.  Masthead Wire Color Coding

4. MK30 wiring diagram:

5. Masthead Sensor Installation Guide

6.  Masthead Sensor Mounting Base Dimensions

7.  Info on calibrating the SignetMarine Masthead Sensor

8. Dimensions of our current Round Instruments:

9.  Dimensions of all our Depth Transducers and Thru-hulls

10.  Depthsounder Troubleshooting:

11.  Knotlog Troubleshooting:

12. SL267 Knotlog reset procedure:

13. SmartPak Troubleshooting:

14.  Instrument Identification:

SIGNETMARINE Instrument Operation and Installation Manuals (see instrument identification above). All in pdf format .

SL250 SmartPak Display 700KB

SL11, MK11 , Analog Knotmeter (same as MK30 ). 2.2MB

SL172, MK172 Depthsounder 1.7MB

SL254, MK254, MK24 Wind Instrument 2.8MB

SL267A , MK267 Digital Knotlog 2.5MB

P80 (2-4401.100-1) Landmark Speed and Depth 3.4MB

SL80 (1-4401) Speed and Depth (discontinued) 3.7MB

SL60 (1-4300) SmartPak Wind Instrument (discontinued) 1.2MB

MK151 System 1000 Depth/Speed Instrument (discontinued) 2.7MB

MK154 System 1500 Wind Instrument (discontinued) 4.2MB

MK152 System 2000 Digital Wind Instrument (discontinued) 3.7MB