BODA Series - Instruction Manual
Block Diagram
WARNING: TO PREVENT SHOCK HAZARD, DO NOT EXPOSE THIS UNIT TO RAIN OR MOISTURE
NOTE TO CATV INSTALLERS
This reminder is provided to call the CATV System Installer’s attention to Article 820-40 of the NEC that pro-
vides guidelines for proper grounding and, in particular, specifies that the cable ground shall be connected to
the grounding system of the building, as close to the point of cable entry as practical.
TO REDUCE THE RISK OF ELECTRICAL SHOCK, DO NOT REMOVE COVER
FROM THIS UNIT. NO USER-SERVICEABLE PARTS INSIDE.
REFER SERVICING TO QUALIFIED SERVICE PERSONNEL
The lightning flash with arrow-
head symbol within an equilat-
eral triangle is intended to alert
you to the presence of unin-
sulated “dangerous voltage”
within the product’s enclosure
that may be of sufficient mag-
nitude to constitute a risk of
electrical shock to persons.
The exclamation point
within an equilateral triangle
is intended to alert you to
the presence of important
operating and maintenance
(servicing) instructions in the
literature accompanying the
product.
Returning Product for Repair or Credit
A Return Material Authorization (RMA) Number is required on all products returned to
Blonder Tongue, regardless if the product is being returned for repair or credit.
Before
returning product, please contact the Blonder Tongue Service Department at 1-800-523-6049, Ext. 4256
or visit our website: www.blondertongue.com for further information.
2
FLAT
ATTENUATOR
OPTION
VMI-AT
9320
CABLE
EQUALIZER
OPTION
VMI-CEQ8V
9377A
HYBRID
AMP 1
SLOPE
CONTROL
FULL
GAIN
CONTROL
FLAT
HYBRID
AMP 2
FORWARD OUTPUT
PASSIVE RETURN PATH
SLOPE
CONTROL
CIRCUIT
GAIN
CONTROL
CIRCUIT
54 MHz HPF2
42MHz LPF2
FORWARD INPUT
54 MHz HPF1
42 MHz LPF1
GAIN
CONTROL
FULL
GAIN
CONTROL
CIRCUIT
RETURN
AMPLIFIER
FLAT
ATTENUATOR
OPTION
VMI-AT
9320
INPUT
NOTE:
1. Shorting Plugs P1, P2, P3, Factory Installed For Passive Return Path (J13, J14, J15 Pins 2-3)
Move Plugs P1, P2, P3 to J13, J14, J15 to Pins 1-2 Respectively For Active Return Path.
2. Jumper Plugs P4, P5, P6 Factory Installed For Auxiliary Power Connector
Powering (J21-J22, J24-J25, J26-J27)
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