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Summary of Contents for ComNav 1101
- Page 1 MARINE MARINE 1101/1201 Autopilot System Technical Manual Version 1.0 Comnav Marine Ltd. #15 – 13511 Crestwood Place, Richmond, BC, Canada V6V2G1 Document PN 83668 Tel: 604-207-1600 Fax: 604-207-8008 World Wide Web: www.comnavmarine.com E-mail: comnav@comnavmarine .com...
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Page 2: Table Of Contents
TABLE OF CONTENTS 1101/1201 GENERAL SPECIFICATIONS..................3 TROUBLESHOOTING........................4 :................4 ROBLEMS DURING INITIAL OCKSIDE ETUP :....................... 4 IRCUIT OARD EPAIRS CIRCUIT DESCRIPTION ........................5 HEAD ............................. 5 3.1.1 General Description: ........................5 3.1.2 Disassembly/Re-Assembly ......................5 3.1.3 Button Replacement:........................5... - Page 3 1101/1201 Technical Manual APPENDIX D..........................24 10.1 ................ 24 ISTRIBUTION RAWINGS AND CHEMATICS 10.1.1 Bill of Materials........................24 10.1.2 Board Layout ........................24 10.1.3 Schematic..........................24 APPENDIX E..........................25 11.1 ....................25 ENCH IRING IAGRAM Page 2 07/19/02 1201 - JULY 19 '02...
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Page 4: 01/1201 General Specifications
1101/1201 Technical Manual 1. 1101/1201 General Specifications The Specifications for the 1101/1201 Autopilot Systems define the basic capabilities and operational limits of the equipment. These are as follows: Operating Voltage: 10 VDC to 30 VDC For use with 12 or 24 VDC Battery Systems... -
Page 5: Troubleshooting
2.2 Circuit Board Repairs: The circuit boards in the 1101/1201 SPU are delicate, and can be damaged if not handled properly. The most chance of damage occurs in the process of replacing components. Following the proper procedure as outlined below will minimize the chance of damaging the circuit board. -
Page 6: Circuit Description
1101/1201 SPU via either the HEAD port or the REMOTE port on the SPU. The 1101 (1201) Control Head receives a data clock from the SPU for clocking out the serial data as well as clocking in serial data from the REMOTES. -
Page 7: 1101 Spu Pn 82888 Rev. 2 (2 Pcb Version)
Head, the Auxiliary Head and the Compass and the Drive circuitry for a solenoid system. You can find the schematics for the two boards in the 1101 SPU Rev.2 in Appendix B and for the Distribution board in Appendix E. -
Page 8: Disassembly/Re-Assembly (2 Pcb Version)
3.2.2 Disassembly/Re-assembly (2 pcb version) Disassembly: Disassembly of the 1101 SPU is a straightforward process. First remove the two Phillips screws from the rear of the autopilot and pull off the rear cover. Remove the four screws that secure the chassis to the front cover. -
Page 9: Signals To And From The Compass
1101/1201 Technical Manual PORT Output to tell the head when the rudder is moving Port. STBD Output to tell the head when the rudder is moving STBD. ALARM When the buzzer is to sound, the alarm line goes low. HEAD MODE Line to tell the Interface if it is a Head or a Remote. -
Page 10: 1101/1201 Spu
EPROM and RAM, and the support circuitry and connectors to the distribution box, the Head, the Compass, the Serial Data output, the Auxiliary Head, and the Drive circuitry for a solenoid system. Note that the boards are the same for 1101 or 1201 but the E-PROMS are different. -
Page 11: Signals To And From The Control Head
1101/1201 Technical Manual 3.3.4 Signals to and from the Control Head OFF/on When the STANDBY switch in the Control Head is pressed, it drives the OFF/ON line low, causing the Power circuitry in the SPU to turn the 5 volts line on, turning the Autopilot on. -
Page 12: Signals From The Serial Data Output
1101/1201 Technical Manual PORT P.B. Signal from the Remote that a Dodge or Special turn is to the port direction. STBD P.B. Signal from the Remote that a Dodge or Special turn is to the starboard . DISPLAY DATA Data signals that determine what is displayed by the Remote. -
Page 13: Connections
1101/1201 Technical Manual 4. Connections 4.1 Removing Connectors from the SPU. Figure 2 Removing Connectors To remove the connectors from the receptacles on the back of the SPU, just squeeze the finger grip cross-stripes to flex the plastic sides and unlock the tabs. While you are squeezing the sides slide the connector off. -
Page 14: Removing The Back Shell To View The Wires
1101/1201 Technical Manual 4.2 Removing the back shell to view the wires Figure 3 Cable Assembly Turn the back shell counter clockwise until it is loose from the connector. Pull the back shell about 12 inches along the wire. Notice that the strain relief is notched. There are four pegs in the connector that fit into the notches in the strain relief. -
Page 15: Head To Spu
1101/1201 Technical Manual 4.3 Head to SPU Pl ug w i t h Backshel l 12 Pi n Bl ack C om N av P. N . 40844 12 Fem al e Pi ns, C om N av P. N . 40214... -
Page 16: Distribution Box To Spu
1101/1201 Technical Manual 4.4 Distribution Box to SPU Pl ug w i t h Backshel l 12 Pi n Bl ack C om N av P. N . 40844 12 Fem al e Pi ns, C om N av P. N . 40214... -
Page 17: Compass And Serial Data Connections To Spu
1101/1201 Technical Manual 4.5 Compass and Serial Data connections to SPU Pl ug w i t h Backshel l 7 Pi n Bl ack C om N av P. N . 40830 7 Fem al e Pi ns, C om N av P. N . 40214 40f t ( 12. -
Page 18: Dealers Test Bench
Figure 7 ComNav Test Bench If you have a ComNav Test Bench, an 1101 or 1201 may be connected to it for testing. This will help in isolating problems with the 1101 or 1201 SPU. The cable from the 1001/1101 Distribution box in the Test Bench plugs into the SPU. -
Page 19: Final Test Procedure
1101/1201 Technical Manual 6. Final Test Procedure Note: only some of the possible tests are done on the Test Bench. All of them would normally be done in the factory Final Test Procedure. ON/OFF Circuitry Turn the Autopilot ON. Press and Hold the ON/STBY button on the autopilot Head until the standby status screen (STBY) comes up on the display. - Page 20 1101/1201 Technical Manual green JOG buttons on the Test Bench. The current reading on the Test Bench Ammeter should go to about 2 amps. RUDDER SPEED Press the right DODGE button until R5Pd is displayed in the lower right corner of the LCD.
- Page 21 NAVIGATION INPUT Feed NMEA 0183 Autopilot sentences into the 1101 distribution box via the NAV INPUT on the Test Bench. Turn the pilot on and put into NAV mode. After a few seconds double-press the NAV key. The type of data being received or the name of the 0183 data sentences should be displayed.
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Page 22: Problem Solving Guide Form
1101/1201 Technical Manual 7. APPENDIX A 7.1 Problem Solving Guide Form Description of Problem:__________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ _____________________________________________________________________________ Compass Type:________________________________________________________________ Feedback Type:________________________________________________________________ Drive Unit Type:________________________________________________________________ Nav Input Type:________________________________________________________________ Input Voltage:__________________________________________________________________ Power Source:_________________________________________________________________ Battery:_______________________________________________________________________ Installation Date________________________________________________________________ Rudder Hard over Time:__________________________________________________________ Number of Rudders_____________________________________________________________... -
Page 23: Spu Drawings/Schematics For 82888 Rev 2, (2 Pcb Version)
1101/1201 Technical Manual 8. APPENDIX B 8.1 SPU Drawings/Schematics for 82888 rev 2, (2 PCB Version) 8.1.1 Processor Board (B Board) Part # 31130 8.1.1.1 Bill of Materials 8.1.1.2 Board Layout 8.1.1.3 Schematic 8.1.2 Backplane Board (C Board) Part #31145 8.1.2.1 Bill o Materials... -
Page 24: Spu Drawings And Schematics For 82888 Rev
1101/1201 Technical Manual 9. APPENDIX C 9.1 SPU Drawings and Schematics for 82888 rev. 3 and 83747 (1 pcb version) Part #31158 9.1.1 Bill of Materials 9.1.2 Board Layout 9.1.3 Schematic Page 23 07/19/02 1201 - JULY 19 '02... -
Page 25: Distribution Box Drawings And Schematics
1101/1201 Technical Manual 10. Appendix D 10.1 Distribution Box Drawings and Schematics Part # 31158 10.1.1 Bill of Materials 10.1.2 Board Layout 10.1.3 Schematic Page 24 07/19/02 1201 - JULY 19 '02... -
Page 26: Test Bench Wiring Diagram
1101/1201 Technical Manual 11. Appendix E 11.1 Test Bench Wiring Diagram Page 25 07/19/02 1201 - JULY 19 '02...
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