Installation Procedure - Pico Macom FM Stereo Audio Modulator Installation And Operation Manual

PCFM Manual.qxd 7/10/03 1:15 PM
RIGHT AUDIO IN
It is recommended that assistance be available to safely install
equipment in equipment racks. Chassis must be fastened
securely in equipment rack before populating with modules.
1. Install chassis in equipment rack (equipment rack sold
separately) by supporting the bottom and rear of PCFM
at the desired elevation in rack.
2. Line up the side holes of chassis with the tapped equipment
rack holes.
3. Insert the provided screws through the side holes in chassis
and thread into the tapped equipment rack holes.
4. Fasten the bottom screws first, then fasten top screws
(tighten securely).
5. Connect a cable from the left and the right output of the
audio source to the left and right audio input connections
of the PCFM.
Page 7
STEREO AUDIO CONNECTION:
Center Conductor to Left + (Positive)
Shield to Left - (Negative)
Center Conductor to Right + (Positive)
Shield to Right - (Negative)
+
+
AUDIO OUTPUT LEVEL
LANGUAGE AUDIO OUTPUT
DATA CLOCK MONO LEFT RIGHT
_ _ _ _ L R
+ + GND + + + _
PR4200IRD SATELLITE RECEIVER
AUDIO IN
RF OUT
R L
RF OUT to Distribution System
Ph: 800-421-6511

Installation Procedure

+
VIDEO COMPOSITE 70 MHz
OUT OUT
VIDEO
MONO
LEVEL
IN OUT
INV NOR
LEFT AUDIO IN
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
PCFM MODULATOR
6. Connect a cable from the RF OUT connector of the PCFM
and the input connector of combining system.
Connect power cord to receptacle supplying uninter-
7.
rupted line power (power LED on front panel will
illuminate).
8. Set the FM radio output channel by depressing the FREQ
buttons repeatedly until the desired channel is displayed on
front panel.
9. Connect a cable between the combining system test
point and a spectrum analyzer or signal level meter.
Measure the aural carrier level of the PCFM and a
djacent channels.
10. Adjust the Output level of the PCFM to 7 to 12dB below
adjacent channel video carrier levels by adjusting the
RF OUTPUT adjustment on the front panel of the
PCFM.
www.picomacom.com
PCFM
FROM SATELLITE ANTENNA
950-1750MHz
+
RF IN FUSE
AC25OV
950-1450 18V 250mA
1/2A
MHz LNB POWER
OUT
117V
ON OFF .35A
H V
60Hz
120VAC
60Hz 10W
!
600W MAX
7
Rev. 07/03