Operation And Controls; Back Panel Control - Pico Macom M860 Installation And Operation Manual

Operation and Controls

M860
M860
806MHz Channelized-Agile CATV A/V Modulator
Front Panel Control
1. Power on LED:
Indicates power is on when lit.
2. Channel Display:
Indicates current channel selection.
3. Channel Indicator:
LED's indicate 12.5K, 25K offsets or LOCK channel status.
4. Channel:
Use this button to select higher channel.
5. Channel:
Use this button to select lower channel.
6. Mode:
The RF level is set with this control.
7. Offset:
Used to tune modulator to HRC or IRC offsets.
8. Lock:
Use to block selected channels from being changed.
1
RF OUT

Back Panel Control

1. RF Out:
Output port to connect unit to distribution system.
2. Video Input:
Accepts any baseband video output source such as a satellite
receiver, VCR, security camera or cable converter.
3. Audio Input:
Accepts any baseband audio output source such as a satellite
receiver, VCR, security camera or cable converter.
4. External 4.5MHz (BTSC) Input:
Stereo input from BTSC encoder.
5. I.F. Output:
To I.F. input or to scrambling device.
Ph: 800-421-6511
6
Rev. 06/03
1 2 3
12.5K
POWER
25K
LOCK
IRC HRC STD
CAUTION: FOR CONTINUED PROTECTION AGAINST FIRE
HAZARD, USE ONLY WITH SAME TYPE 0.5A 125V FUSE
www.picomacom.com
4 6 8
10 11
CH MODE LOCK
AURAL LEVEL AUDIO MODULATION
CH OFFSET STORE
5 7 9
9. Store:
Push this button to store channel selection in non-volatile memory.
10. Aural Level:
Used to set video/audio ratio.
11. Audio Modulation Indicator:
Indicates audio over-modulation when lit.
12. Audio Modulation adjustment:
Used to set audio modulation level. (volume).
13. Video Modulation adjustment:
Used to set video modulation adjust.
14. Video Modulation Indicator:
Indicates video over-modulation when lit.
15. Output Level:
Used to set RF output level.
16. -30 dB Output test monitor:
Connect this port to monitor modulator RF output level.
2 3 4
VIDEO IN
AUDIO IN EXT. 4.5 MHz IN IF OUT
L GND R
6. I.F. Input:
Input from scrambling device or I.F. output.
7. Fuse holder:
0.5 Amp slow-blow fuse.
8. Convenience Outlet:
Provides 120 Vac, 60Hz at 600 watts max.
9. Power cable:
The three-prong type power plug connects to a 120 VAC, 60 Hz
electrical output.
12 13 14 15 16
OUTPUT
TEST POINT
VIDEO MODULATION
LEVEL
-30 dB
5 6 7 8
600W MAX
125VAC 0.5A
117VAC
IF IN 60Hz 38W
FUSE
9