Tata sky first-time installation settings signal lock problem comes in front of us whenever we try to start new tata sky top box after connection. The new set top box of tata sky does not receive signal at first when we connect the leads and switch on the Tv. The reason behind tata sky first time installation settings signal lock is that it takes some time at the server end to activate the tata sky digi cards. Once the tata sky connection is validated then only the settings signal lock get opened for working. To unlock the tata sky first time installation settings signal lock, wait for the time of activation of connection. Once your tata sky connection get validated from the server end then settings signal will be unlocked. Use your remote to change settings and make the signal unlock.