Sony IPELA PCS-G70 Operating Instructions Manual page 168

Setup example 2:
1 2
Up to eight microphones are powered by the AC adaptor, counting from the
microphone connected to the AC adaptor.
Setup example 3:
1
The 8-meter microphone cable is used in the middle of the connections, and
counts as four microphones. Up to four microphones are powered by the AC
adaptor, counting from the microphone connected to the AC adaptor.
Microphones layout example
168
Using the PCSA-A7 Microphones
3 4 5
2 7
6 7 8
8 9
PCS-PG70/PG70P
PCSA-A7
9 10
10