Optional accessories, Rs-232 serial interface programming – LightSpeed Technologies CAT 860 User Manual
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71
2. Setup & Use
3. Optional
Accessories
1. Overview
4. T
roubleshooting
5. W
arranty
, Safety
& Specifications
70
1. Overview
2. Setup & Use
3. Optional
Accessories
4. T
roubleshooting
5. W
arranty
, Safety
& Specifications
SECTION 3:
OPTIONAL ACCESSORIES
OPTIONAL REDMIKE VC (Volume Control) 
Controls and Connections
1
2
3
Sli
d
e b
at
te
ry
d
oo
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n
R
em
o
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ta
b
b
efo
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4
1. POWER /MUTE BUTTON 
2. POWER/LOW BATTERY 
INDICATOR: A BLUE light 
indicates the REDMIKE VC is on 
and fully charged. A RED light 
indicates a charge is needed.
3. BATTERY COMPARTMENT: To
open, slide the door downward. 
The battery should only be 
replaced by a Lightspeed AA 
rechargeable sensing battery 
(part # BA-NH2A27).
4. YELLOW PROTECTIVE TAB:
Slide the battery compartment 
door and remove this disposable 
protective tab before use.
5. AUDIO/MICROPHONE INPUT:
Use this input to plug in a laptop, 
MP3 player or other audio 
source to wirelessly transmit 
audio to be played through the 
system. Alternatively, an external 
microphone can be connected.
6. CHANNEL SELECT SWITCH (CH
A/B): Use this to choose Channel 
A or B. If you are using a single 
microphone, we recommend using 
Channel A.
7. VOLUME CONTROLS (UP -
DOWN)
8. CHARGER CONTACTS (+ -):
These contacts interface with the 
charging tabs when the REDMIKE 
VC is placed in the BC-RMCC 
cradle charger.
5
6
7
8
Symbol
Hex
Value
Value
Definition
Audio Input Functions
MREV?
0xC0
Controller sends no param 
value.
Query model and 
software version.
(Param string in response 
packet will be composed 
of up to sixteen 
ACSII alphanumeric 
characters.)
PING
0XC1
Controller sends no param 
value.
Ping CAT 860iR.
CAT 860 responds with 
13. RS-232 SERIAL INTERFACE 
PROGRAMMING 
CONT’D
