The Argentinean naval force has demanded a missing submarine was in great condition and had passed framework wellbeing verifies before setting on a preparation mission 10 days prior.
A few relatives of the 44 missing group individuals had proposed the 34-year-old vessel was in an awful condition of repair.
The ARA San Juan last reached maritime experts on 15 November.
Any expectations of discovering survivors are blurring among relatives blur notwithstanding universal pursuit endeavors.
"We are at a phase of expectation and sadness in the meantime," naval force representative Enrique Balbi said.
"We must be guided by firm proof. We are centered around identifying the submarine."
Mr Balbi told a news gathering that the submarine had its entire working framework checked two days before setting sail.
"The submarine doesn't cruise if that is not done. In the event that it set off... it was on the grounds that it was in condition to do as such," he said.
Relatives assembled at the submarine's maritime base on Saturday to partake in a religious function and were joined by several supporters.
Some have apparently started grieving their friends and family, dreading it is past the point of no return for them to be discovered alive.
On Friday the nation's leader said a request would be jump started to discover "reality" following seven days of vulnerability and theory.
What is thought about the missing submarine?
The submarine was coming back from a standard mission to Ushuaia, close to the southernmost tip of South America, when it detailed an "electrical breakdown".
A maritime administrator said the submarine had surfaced and revealed the breakdown, depicted as a "short out" in its batteries. The naval force said it at that point reached to state the issue had been settled and the submarine would continue toward its port.
On Thursday, the specialists said an occasion predictable with a blast had been distinguished by an atomic test guard dog.
The Vienna-based Comprehensive Nuclear-Test-Ban Treaty Organization (CTBTO) said a "strange, solitary, short, brutal, non-atomic occasion" was recorded in the South Atlantic.
The US additionally revealed a "hydro-acoustic oddity" hours after the submarine disappeared, near its last known area.
The news dashed expectations among relatives, albeit no destruction or trash has been found by the global pursuit groups.
On Saturday a military representative said the submarine was not conveying torpedoes on board, expelling a hypothesis there had been a mischance with explosives it was conveying.
On Saturday Russia joined the operation, sending one of its biggest air ship on Friday night with pro hardware on board.
Its unmanned submersible, known as the Pantera Plus, can direct sonar look over to a profundity of 1,000m (3,281ft).
Russia additionally has a logical investigation send in transit from West Africa.
The US Navy additionally sent unmanned "smaller than normal sub" vehicles to join the hunt.
The UK, Brazil, Chile, Norway, Germany, Canada, France, Peru, Colombia and Uruguay are additionally attempting to find the vessel.