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Chapter 1
Names and Functions of Parts
1.1
Front and Rear Panels
Front Panel
KEY LOCK indicator
Illuminates when key lock is ON. -> (section 11.4)
Display 2 (dot matrix green LED display)
Displays entered or selected numerical settings and other setting items.
Display 1 (7-segment red LED display)
Displays entered or selected numerical settings and other setting items.
Determination indicator
Displays jitter ratio determination results. -> (section 5.3)
DIGITAL JITTER METER
DISP OFF
KEY
ns ms
s
LOCK
SEC RANGE
%
V
MEASURE
JUDGE
GO
NO-GO
10%
%/S
20%
S
SEC RANGE
SCALE
POWER
Unit indicator
An LED illuminates to indicate the units for the measured value or setting value being displayed.
-> (sections 5.1 and 5.2)
Adjustment trimmer
Use to adjust the zero position of the needle. -> (section 12.3)
Meter
Needle indicates measured results. -> (sections 5.1 and 12.3)
Power switch -> (section 3.4)
Handle
Use to lift or carry the instrument. -> (section 3.1)
Rear Panel
Ethernet port -> (section 9.2)
External arming signal input terminal
Accepts input of external arming signals. -> (section 4.6)
Inhibit signal input terminal
Accepts input of inhibit signals. -> (section 4.8)
Data signal output terminal
Outputs RF signals in binary. -> (section 7.3)
Clock signal output terminal
Outputs the clock signal regenerated by the PLL circuit. -> (section 7.3)
EXT ARM
INHIBIT
SLICED RF
CLOCK
ETHERNET
IN
IN
OUT
OUT
100BASE-TX
LINK
ACT
(TTL)
(TTL)
( 0.4V)
( 0.4V)
GP-IB(IEEE488)
WARNING
Do not operate without reading the
safety precautions in the user's manual.
KEY
LOCK
MODEL
SUFFIX
NO.
YOKOGAWA
Made in Japan
Vent holes
-> (section 3.2)
GP-IB connector -> (section 8.3)
KEY LOCK switch
Used to turn the key lock ON and OFF. -> (section 11.4)
IM 704610-01E
Rotary knob
L.MARK
R.MARK
Use to enter or select numerical settings and other setting items.
Keys
E2T
PW
Keys that are pressed first when entering a setting. Press a key to display the
BD x1
D to C
GATE TIME
DELAY
BLOCK
corresponding selection menu. -> (section 1.2)
MEDIA
FUNCTION
ARMING
INHIBIT
REMOTE
STORE
UTILITY
LOCAL
RECALL
ENTER
SHIFT key
JDG LEVEL
LEVEL
COUPLE
EQ BOOST
POLARITY
TRIG
IMPEDANCE EQUALIZER
Pressing the SHIFT key causes the SHIFT lamp above the key to illuminate,
AUTO
MAN
50 Ω
1M Ω
CONV
RF
indicating that the instrument has entered SHIFT mode. The functions marked in
purple above the panel keys are activated when the SHIFT key is pressed.
5V RMS
Measurement input terminal (RF input)
Terminal for connecting the RF signal measurement cable. -> (section 3.5)
RF indicator
Illuminates when a trigger activates during measurement of RF signals.
RF signal monitor output terminal
Outputs the RF signals input to the measurement input terminal as-is.
MONITOR
EQUALIZED
OUT
OUT
-> (section 7.3)
(50 )
(50 )
Equalized RF signal monitor output terminal
JITTER
LEVEL
DC OUT
DC OUT
If the equalizer is activated, the equalized RF signal is output. -> (section 7.3)
(0 to +5V)
(0 to +5V)
Voltage level DC output terminal
Outputs the RF signals input to the measurement input terminal as DC
signals. -> (section 7.2)
100-120V/200-240V AC
100VA MAX 50/60Hz
FUSE 250V T 5A
Jitter ratio DC output terminal
Outputs the jitter ratio as a DC signal. -> (section 7.1)
Power connector
Power fuse
-> (section 3.3)
-> (section 12.8)
1
1-1
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