Reference
Automower 420 to 450X, 305 to 315 Mark II, 310/315/315X, 405X/415X (wire) and 520/550 EPOS; see the list for the manual behind each
Find what Husqvarna's own operator's manuals say each Automower fault and information message means and what to do, by model, for the 420/430X, 305/310/315 Mark II, 310/315/315X and 405X/415X wire models and the 520/550 EPOS (wire-free) models, with links to where owners have written about the same message.
Reference
Automower 310, 315 and 315X (wire, 2021 manual)
What Husqvarna's operator's manual says each fault and information message means on the Automower 310, 315 and 315X wire models, and what to do, with the station lamp and the symptoms it lists.
Guide
Automower 430X (six owners), 315 and 330X (one owner each); two owners' models not stated
Owner reports on an ageing Automower 430X or 315 battery: stops mid-lawn, a blank screen, shorter mowing per charge, how many charge cycles owners had at replacement, what a replacement did for three owners, and a compatible pack that gave odd readings.
Known issue
Automower 310 and 315 (wire models); a 315X and 430X models also mentioned
Owner reports of 'Kein Schleifensignal' (no loop signal) on Husqvarna wire Automowers such as the 310 and 315: damaged cable, bad joints, the front sensor, the station board, and how owners narrowed it down, each with how many owners back it.
Known issue
Automower 450X, 330X, 315X, 315, 430X and 430X NERA (one report's model not stated)
Owner reports of an Automower 450X, 330X, 315X or 430X that says 'Automower Connect is not available' and 'connectivity card not found': a replaced card, a long list of replaced parts that did not help, and a reseat-and-wait routine nobody has reported back on.
Known issue
Automower 305, 310, 315, 320, 410XE, 430X NERA, 450X and a small NERA (one report's model not stated)
Thirteen owners of an Automower 305, 310, 315, 320, 410XE, 430X NERA, 450X and a small NERA whose mower stops with a false 'lifted', 'tilted' or 'collision' alarm: replaced sensor boards, a recalibration that did not hold, cleaning that did not help, and a main board one owner gave up on.