Installation Instructions
Page 10
... GPS Accuracy: Position: below the transom of striking underwater objects. Placing the transducer too deep can adversely affect the performance of the boat and put the transducer at greater risk of the boat. Acquisition Times: (Average acquisition times for a stationary receiver with... (95 cm) Performance Receiver: GPSMAP 420/430/440/450 (s) GPSMAP 520/530/540/550/525/535/545/555 (s): Differential-ready 12 parallel channel WAAS-capable receiver GPSMAP 421/431/441/451 (s) GPSMAP 521/531/541/551 (s): High-sensitivity 14 parallel channel WAAS-capable receiver. GPSMAP 525/526/535/536/545...
... GPS Accuracy: Position: below the transom of striking underwater objects. Placing the transducer too deep can adversely affect the performance of the boat and put the transducer at greater risk of the boat. Acquisition Times: (Average acquisition times for a stationary receiver with... (95 cm) Performance Receiver: GPSMAP 420/430/440/450 (s) GPSMAP 520/530/540/550/525/535/545/555 (s): Differential-ready 12 parallel channel WAAS-capable receiver GPSMAP 421/431/441/451 (s) GPSMAP 521/531/541/551 (s): High-sensitivity 14 parallel channel WAAS-capable receiver. GPSMAP 525/526/535/536/545...
Owner's Manual
Page 73
Update Rate: once per second GPS Accuracy: Position: Acquisition Times: (Average acquisition times for a stationary receiver with a clear view of the sky) GPSMAP 421/421s GPSMAP 451/451s GPSMAP 521/521s GPSMAP 551/551s Warm*: Approximately 1 second Cold**: Approximately 38 seconds GPSMAP 526/526s GPSMAP 556/556s Warm*: Approximately 15 seconds Cold**: Approximately 45 seconds *Warm: your unit is at or near the last location where you recently acquired satellites. **Cold: your unit has moved by more than about 500 mi. (800 km) since it was turned off.
Update Rate: once per second GPS Accuracy: Position: Acquisition Times: (Average acquisition times for a stationary receiver with a clear view of the sky) GPSMAP 421/421s GPSMAP 451/451s GPSMAP 521/521s GPSMAP 551/551s Warm*: Approximately 1 second Cold**: Approximately 38 seconds GPSMAP 526/526s GPSMAP 556/556s Warm*: Approximately 15 seconds Cold**: Approximately 45 seconds *Warm: your unit is at or near the last location where you recently acquired satellites. **Cold: your unit has moved by more than about 500 mi. (800 km) since it was turned off.