Sony BKP-7933 - Manual (Page 54)

1-48 (E)
BKP-7933
1-11. Description on Internal Indicators
Ref.No. Indicator Name Color Status
D1 + 5 V Green Lights when +5 V is normally supplied to the IF-689 board
D402 S-BUS RX Green Lights when the serial data is received from the REMOTE S-BUS connector
D403 S-BUS TX Green Lights when the serial data is transmitted to the REMOTE S-BUS connector
(Component side/A side)
IF-689 board
D1
D402
D403
IF
RX TX
S-BUS S-BUS ID No. CNU GROUP No.
+5
1-11. Description on Internal Indicators