two dimmer switch two lights

[apar74]

Hi ,
I was changing the hanging lights of a two dimmer switch the second one is ok but the first light has got three cables coming in and I forrgot to see the connections how they are done .Three cables two of them are normal with three Red Black and Earth, the third one is 4 wires yellow,red,blue and earth .Please help on how do i connect this.

Thanks

 

[Adam_151]

Do you own a mulimeter?

Terminate all the cores in separate pieces of terminal block, switch the power on, do all the lights on the circuit still work?

On each twin and earth, test for voltage between red and black

Report back with your findings