OHP 4000 Series User Manual
7
Other Functions
Remote Trigger
Location -- rear panel
Connection -- 2.5 mm mini jack
Operation -- By connecting a momentary switch to this jack, the
unit will play audio content from memory when triggered.
Content will play through once and then reset, ready for next
trigger sequence.
Audio In
Location -- rear panel next to "TRIGGER" jack
Connection -- 3.5 mm mini jack
Operation -- Connect audio cable from the "LINE OUT" or
"headphone out" jack of any external audio source to the "AUDIO
IN" jack.
Adding Additional Memory
Configuration
The OHP 4000 comes standard with 8 minutes of flash memory.
Memory can be expanded to 16, 24 or 32 minutes by adding
memory modules in 8-minute increments. Memory modules can be
placed into 3 available memory expansion slots located on the
circuit board. The memory slots can be accessed by removing the
the 5 screws on the bottom of the unit and then lifting away
bottom portion of the housing.
Installation
1. Turn power switch to OFF position and disconnect all cords and
cables from the unit.
2. Remove five screws in bottom of unit.
3. Remove lower portion of the case housing.
4. Carefully insert the 24-pin memory module chip in the open
expansion slot (next to the existing chip).
5. Reconnect cords and cables.
6. Turn power switch to ON position.
