Deviser C1200 User manual

O
Op pe er ra at ti io on n M Ma an nu ua al l
C
C1 12 20 00 0 D DV VB B- -C C M Me et te er r
V
Ve er r： ：1 1. .1 11 1

WARRANTY
We provide a 12-month warranty against any defect in
materials and workmanship from the date of shipment.
This warranty is not transferable and not applicable to
the used or demonstration products. The obligation of
us arising from a warranty claim shall be limited to
repairing, or as an option, replacing without charge,
any assembly or component (except batteries and
chargers).
We shall have no responsibility for any defect or
damage caused by improper use, improper
maintenance or for any product which has been
repaired or altered by anyone other than us or an
authorized representative.
© Deviser Electronics Instrument Co., Ltd.
Deviser Part No.: C1200-DL
All rights reserved.
Printed in CHINA, January 2015.

INDEX
1. General Introduction......................................1
2. Panel Introduction .........................................2
2.1 Appearance ..........................................2
2.2 Keypad.................................................3
2.3 Display Description .............................4
3. Power Supply ................................................5
3.1 Battery .................................................5
3.2 Charging ..............................................6
4. Using the Instrument .....................................7
4.1 Level Test ............................................7
4.2 Tilt .......................................................8
4.3 Channel Scanning................................9
4.4 C/N ....................................................10
4.5 Trunk Voltage ....................................10
4.6 Setup..................................................11
5. User Channel Plan .......................................20
5.1 Upload and Download Channel Plan.20
6. Specification................................................20
7. Accessories ..................................................22

C1200 DVB-C Meter Operation Manual
1
1. General Introduction
C1200 DVB-C Meter is specially designed for
installation and field technicians seeking to quickly
ensure the quality of digital and analog cable services.
With Streamlined appearance design and simple user
interface, C1200 offers the most cost effective choice
for a variety of applications. The digital measurements
include, modulation error ratio (MER), and pre- and
post-FEC bit error rate (BER).It also possesses the
features expected in a good SLM including analog
channel video level, video-to-audio level, full scan, and
tilt etc.
This palm sized meter with only 350g weight allows the
filed technicians to work for 4 hours continuously.

C1200 DVB-C Meter Operation Manual
2
2. Panel Introduction
2.1 Appearance
2-1
RF Input
LCD
Selection
Charging Indicator
Power on/off
Charging Port
USB Port
Main Menu
Return

C1200 DVB-C Meter Operation Manual
3
2.2 Keypad
2-2
、：Increase and decrease.
、：Left and right circularly selection.
：Power on/off(hold it over 3 seconds to power off)
or Confirmation.
：Main Menu.
：Return to previous menu or cancel.
：Charger Indicator

C1200 DVB-C Meter Operation Manual
4
2.3 Display Description
Figure 2-3
Mode
Lock
Channel Name：The Frequency, Power Level,
MER and BER are displayed on the same screen.
Battery：Capacity of battery.
Mode
Lock
Battery
Channel Name
Power Level
MER
Frequency
BER

C1200 DVB-C Meter Operation Manual
5
3. Power Supply
3.1 Battery
With a built-in 7.4V /1.6AH Lithium battery, the
meter can continuously work for above 4 hours.
When the battery voltage drops below 6.0V,
C1200 will automatically power off and then
users must charge it with the attached charger
for about 3 hours.
NOTE:
1. Only use the charger provided with the meter.
2. Power off the meter when charging.
3.Lower temperature may cause the battery capacity
reduction, but does not damage the battery.
4. Replace a new battery when the battery working
time reduce.

C1200 DVB-C Meter Operation Manual
6
3.2 Charging
Charge the meter before the first time use. Please charge
the meter as follows:
1. Insert the charger output plug into C1200 DC charge
socket.
2. Connect the charger to AC 100V-240V Power and the
charger indicator of meter is with red light.
3. When indicator switch to green, the instrument has
been fully charged(It is suggested to charge extra one
hour after indicator switched to green, which will be
helpful to extend the battery life). Then you can
disconnect the power and pull out the charger output
plug.
NOTE: Only charge in the temperature 10℃～35℃.

C1200 DVB-C Meter Operation Manual
7
4. Using the Instrument
Power on C1200, as Figure 4-1.
Figure 4-1
These icons are listed in C1200 Main Interface: LEVEL,
TILT, SCAN, C/N and SETUP. Press”Left and Right”
to select the functions, press “ENTER”to enter the
function
4.1 Level Test
C1200 can measure both analog and digital
signal, as Figure 4-1-1Analog Signal
Measurement Interface and Figure 4-1-2 Digital
Signal Measurement Interface.

C1200 DVB-C Meter Operation Manual
8
Figure 4-1-1 Analog Signal Measurement
Figure 4-1-2 Digital Signal Measurement Interface
Press “Up and Down” to select CH,press “Left and
Right” to edit the Channel parameters.
4.2 Tilt
Tilt/Level list test is the effective solution to check the
flatness and splitter’s attenuation of cable system,
C1200 can get levels of 8 channels and observe the
measurement result and graph easily.
Frequency
Channel Name
Video Level
Audio Level
Video/Audio
Channel Name
Power Level
MER
PRE
-BER/POST-BER
Frequency

C1200 DVB-C Meter Operation Manual
9
Figure 4-2-1 Tilt
Figure 4-2-2 SETUP-TI LT
4.3 Channel Scanning
Figure 4-3 Channel Scanning
C1200 support channel scanning function in order to
test the flatness and amplitude of cable TV system
quickly.

C1200 DVB-C Meter Operation Manual
10
4.4 C/N
Figure 4-4 C/N
Press “Up and Down” to select CH,press “Left and
Right” to edit the Channel parameters.
4.5 Trunk Voltage
As Figure 4-5, you can get the Trunk Voltage in this
interface.
Figure 4-5

C1200 DVB-C Meter Operation Manual
11
4.6 Setup
Press to select “SETUP” in the main menu. Press to
setup interface as Figure 4-6.
Figure 4-6
4.6.1 System Information
The information of the instrument, Refer to Figure 4-6-1
It includes serial number, software version, hardware
version and so on.
Figure 4-6-1

C1200 DVB-C Meter Operation Manual
12
4.6.2 General
Press to select “Configure” in the figure 11 interface,
then press to setup interface, as figure 4-6-2.
Figure 4-6-2
1. Backlight
Set the backlight ON and OFF by pressing or
, refer to Figure 4-6-3.
Figure 4-6-3
2. Shutdown Time
Set shutdown time for inactive keypad after 5 minutes,
15 minutes, 30minutes by pressing or .

C1200 DVB-C Meter Operation Manual
13
Refer to figure 4-6-4.
Figure 4-6-4
3. Level Units
Set level unit dBμV, dBmV or dBm by pressing
or buttons. Refer to figure 4-6-5.
Figure 4-6-5

C1200 DVB-C Meter Operation Manual
14
4. LCD Contrast
As figure 4-6-6. Press or to adjust the
contrast .
Figure 4-6-6
4.6.3 Channel Plan Setup
A default Channel Plan is programmed in C1200 when
delivery. You can modify the Channel Plan parameters
in this interface. As Figure 4-6-7:
Figure 4-6-7
In the same time,you can also modify and edit the
Channel Plan through Toolbox software on PC,and up

C1200 DVB-C Meter Operation Manual
15
load the Channel Plan to C1200,or press “ENTER” to
edit the selected plan by hand.
In DIG channel press to STATUS 、TYPE、
STANDARD、FREQ、SR、BW、TYPE，press to
enter into parameters edition and press or
to input parameters.As Figure 4-6-8、Figure 4-6-9、
Figure 4-6-10:
Figure 4-6-8
Figure 4-6-9

C1200 DVB-C Meter Operation Manual
16
Figure 4-6-10
In ANA channel press to STATUS 、TYPE、
FREQ、OFFSET，press to enter into parameters
edition and press or to input parameters.
As Figure 4-6-11、Figure 4-6-12:
Figure 4-6-11