Central Admin stopped unfortunately

List all SharePoint Services on the Server

Get-SPServiceInstance

(OR)

Get-SPServiceInstance | Where-Object {$_.TypeName –eq ‘Central Administration’} | Start-SPServiceInstance

SharePoint Timer Service is not running (Check Administrative Tools, Services on the application server) .  You can check the status with:

Get-SPServiceInstance | Where-Object {$_.TypeName –eq ‘Central Administration’}

 To Start and Stop a SharePoont service you need

Start-SPServiceInstance [GUID] -Confirm


Stop-SPServiceInstance [GUID] -Confirm


Or You can pipe the Service Name to filter the Type Name and confirm your action.

Get-SPServiceInstance | Where-Object {$_.TypeName –eq ‘Central Administration’} |  Start-SPServiceInstance -Confirm