Vauxhall Corsa radio come/s on but no sound cd works perfect

Could check aerial and connection , on some cars pulling the radio fuse and refitting after a minute or so reboots and cures some faults Vauxhall Corsa D (2009 to 2014) – fuse box diagram Year of production: 2009, 2010, 2011, 2012, 2013, 2014 Fuse box in engine compartment Vauxhall Corsa D (2009) - fuse box - engine compartment Vauxhall Corsa D (2009 – 2014) – fuse box – engine compartment Numer Circuit 1 Starter 2 Air conditioning system 3 Diesel fuel filter heater 4 Horn 5 Manual transmission automated, automatic transmission 6 Engine control unit 7 Fog lights 8 Engine cooling 9 Engine cooling 10 Manual transmission automated 11 Glow plugs, ignition system 12 Headlight range adjustment, Adaptive forward lighting 13 Air conditioning system 14 Manual transmission automated 15 High beam (right) 16 High beam (left) 17 Main relay 18 Engine control unit 19 Airbags 20 Main relay 21 Main relay 22 Central control unit 23 Tyre repair kit 24 Fuel pump 25 ABS 26 Heated rear window 27 ABS 28 Interior fan 29 Cigarette lighter 30 Air conditioning system 31 Power window (left) 32 Power window (right) 33 Heated exterior mirrors 34 — 35 — Instrument panel fuse box Vauxhall Corsa D (2009) - fuse box - instrument panel Vauxhall Corsa D (2009 – 2014) – fuse box – instrument panel Number Circuit 1 — 2 Instruments, Info-Display 3 Radio 4 Ignition switch 5 Windscreen washer system 6 Central locking system, tailgate 7 Central locking system 8 — 9 Courtesy light 10 Electrical power steering 11 Light switch, brake light 12 ABS, brake light 13 Heated steering wheel 14 Parking assist, rain sensor, interior mirror Load compartment fuse box Vauxhal Ccorsa D (2009) - fuse box - load compartment Vauxhal Ccorsa D (2009 – 2014) – fuse box – load compartment Number Circuit 1 Adaptive forward lighting 2 — 3 Seat heater (left) 4 Seat heater (right) 5 — 6 — 7 — 8 Rear carrier system, towing equipment 9 — 10 — 11 — 12 — 13 — 14 — 15 Rear carrier system, towing equipment 16 — 17 Sunroof WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.