JVC GY-HD250U GY-HD250 Studio Reference Manual v1.12 (Oct. 2008) (66 pages, 18 - Page 56

Connection to an unbalanced audio Intercom system

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Page 56 highlights

Version 1.12  Connection to an unbalanced audio Intercom system Connection between XLR-3pin and the RM-HP250AU When connecting to a 2W RTSTM system, wire the three pin microphone XLRs that are used to connect the RTSTM intercom system to the RM-HP250AU as shown in Fig. 1. As indicated below connect the RTSTM XLR's pin-2 to the RM-HP250AU's H terminal if audio CH1 is being used. If audio CH2 is used, then connect pin-3 to the RM-HP250AU's H terminal. When connecting to a 2 wire Clear-Com system, wire the Clear-Com three pin microphone XLRs to the RMHP250AU as shown in Fig. 2. XLR-3pin RM-HP250AU REAR PANEL XLR-3pin RM-HP250AU REAR PANEL 12 3 12 3 Connect to user audio channel Fig. 1 RTSTM system Fig. 2 Clear-Com system XLR pin assignment of each intercom Pin # Pin-1 Pin-2 Pin-3 RTSTM GND CH1 Unbalanced Audio + DC Power (+30V) CH2 Unbalanced Audio Clear-Com GND DC Power (+30V) Unbalanced Audio Settings of the RM-HP250AU • S301 on the MAIN board is set to "RTS" (Factory default position). 55

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Version 1.12
3
2
1
RM-HP250AU REAR PANEL
Fig. 1
RTS
TM
system
3
2
1
RM-HP250AU REAR PANEL
Connect to user audio channel
Connection between XLR-3pin and the RM-HP250AU
XLR pin assignment of each intercom
Settings of the RM-HP250AU
•
S301
on the MAIN board is set to “
RTS
” (Factory default position).
XLR-3pin
XLR-3pin
Pin #
RTS
TM
Clear-Com
Pin-1
GND
GND
Pin-2
CH1 Unbalanced Audio
+ DC Power (+30V)
DC Power (+30V)
Pin-3
CH2 Unbalanced Audio
Unbalanced Audio
When connecting to a 2W RTS
TM
system, wire the three pin microphone XLRs that are used to connect the
RTS
TM
intercom system to the RM-HP250AU as shown in Fig. 1. As indicated below connect the RTS
TM
XLR’s
pin-2 to the RM-
HP250AU’s H terminal if audio CH1 is being used. If audio CH2 is used, then connect pin
-3 to
the RM-
HP250AU’s H terminal.
When connecting to a 2 wire Clear-Com system, wire the Clear-Com three pin microphone XLRs to the RM-
HP250AU as shown in Fig. 2.
Fig. 2
Clear-Com system
Connection to an unbalanced audio Intercom system
55