11a & 11b CobraNet | JBL Professional VT4887ADP-AN, VT4887ADP-CN

DPCN – Optional HiQnet Network Input Module with CobraNet™ Digital Audio

See Figure 1b

In addition to all features included on the DPAN, the DPCN input module adds CobraNet and offers the ability to direct up to 64 audio channels on one network, with digital audio and remote control and monitoring via Ethernet combined on a single cable.

DPCN modules include the option to use an analog input as a backup audio source providing complete reliability and ﬂexibility to cover any situation.

The HiQnet System Architect™ software user interface provides remote access to digital speaker preset ﬁles in the JBL DrivePack®. As with the DPAN, user-addressable features include ten user deﬁned presets, up

to 2 seconds of delay per channel, onboard noise and sine-wave generators, network device event logging, and user alert messaging.

CONTROLS

1) ENABLE ALT PRESET button

Momentary, Enables or disables the selected function. Factory ALT Preset: On subwoofer applications the subwoofer low-pass ﬁlter frequency is set to 80 Hz and for full range systems the high-pass is raised to 80 Hz. (Knee shape and slopes are model dependent).

2)INTERNAL CONTROLS - Internal +4 dBu or +20 dBu sensitivity select switch. See NOTE on DPAN for details.

INDICATORS

2)ENABLE ALT PRESET

a)Orange LED, illuminates when the function is enabled.

3)FAULT

a)Red LED illuminates during any fault condition.

4)THERMAL Protection

a)Orange LED illuminates during thermal limiting: See DPAN for details.

5)READY

a)Green LED illuminates when the system is ready for operation.

6)SIGNAL/CLIP

a)(Signal) Green LED indicates a detected input signal above the threshold set at –70 dBu.

b)(Clip) Red LED indicates clipping

at any point is detected.

11a & 11b) CobraNet™

NETWORK 100MB ACTIVITY

a) The Activity LED on the RJ-45 connectors

display network information concerning the Ethernet and CobraNet™ connections.

ai) Flashing Green indicates network activity. aii) Flashing Orange on Activity and Link LEDs simultaneously indicates a network FAULT.

12a & 12b) NETWORK 100MB LINK

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a)The LINK LED on the RJ-45 connectors displays network information concerning the Ethernet andFigure 1b CobraNet™ connections.

ai) Solid Orange indicates the device is linked to a CobraNet™ Network.

aii) Flashing Orange on the LINK indicator-only indicates this device is the CobraNet™ Conductor. aiii) Flashing Orange on Activity and Link LEDs simultaneously indicates a network FAULT.

13)DATA

a)Yellow LED Flashes for received data packet addressed to this DPAN device.

JBL Professional VT4887ADP-AN, VT4887ADP-CN manual 11a & 11b CobraNet, 12a & 12b Network 100MB Link