Anritsu MT8212E - Page 404

T
®
C
O
T
t
c
u
s
O
t
t
c
G
B
M
C
r
c
C
P
O
R
W
f
t
T
m
c
A
a
T
f

T
D-LTE
e
®
Anritsu. All tr
a
C
hannel
S
O
ccupied
B
T
he transmit
t
t
he display,
w
c
hannel has
b
u
seful when l
s
uch as a lo
w
O
ccupied B
a
t
he frequenc
y
t
ransmitter’s
c
ontains 99
%
G
uideline:T
h
B
andwidths a
M
Hz.
C
onsequen
c
r
esults in int
e
c
arriers, dro
p
C
ommon Fa
u
P
rocessing, a
O
ccupied Ba
n
R
x Noise
F
W
hen lookin
g
f
irst step is t
o
t
his, check t
h
T
he Transmit
m
easures co
-
c
onnected to
A
nother good
a
nalyzer to c
h
T
x/Rx band
b
f
ilter.
e
NodeB
a
demarks are re
g
S
pectrum
B
andwidth
t
er’s signal s
h
w
hich indicat
e
b
een chosen.
ooking for g
r
w
or missing
s
a
ndwidth m
e
y
spectrum o
c
signal. The
O
%
of the sign
a
h
e defined L
T
re 1.4, 3.0,
5
c
es:Excessi
v
e
rference wit
h
p
ped calls, an
u
lts:The Tx
nd antennas
n
dwidth fault
s
F
loo
r
g
for uplink i
n
o
check the
R
e Power vs.
T
Off Power le
-
channel inte
r
an antenna
p
idea is to u
s
h
eck for sign
a
ut still passe
Trouble
s
g
istered tradem
a
h
ould be cen
t
e
s that the p
r
This display
r
oss RF probl
e
s
ignal.
e
asures the
w
c
cupied by t
h
O
ccupied Ban
a
l’s power.
T
E Occupied
5
.0, 10, 15,
a
v
e Occupied
B
h
neighborin
g
d low capaci
t
filters, MCP
A
may contrib
u
s
.
n
terference a
R
x Noise Floo
r
T
ime measu
r
vel both sho
w
r
ference wh
e
p
ort.
s
e the spectr
u
a
ls outside t
h
d through th
s
hootin
g
a
rks of their res
p

t
ered in
r
oper RF
is also
e
ms
w
idth of
h
e
dwidth
T
x
M
T
x
v
e
o
p
p
a
(
R
di
H
o
c
o
T
h
is
a
nd 20
G
u
c
e
di
d
o
1
0
M
e
B
W
g
t
y. 
C
o
w
i
c
a
d
o
in
t
A
, Signal
u
te to
C
o
m
M
I
p
o
good
r
. To do
r
ement.
w
s and
n
u
m
h
e
e
Tx/Rx
G
u
d
B
c
h
C
o
s
e
c
a
C
o
fr
o
in
t
g
Guid
e
p
ective compani
e
x
Test
M
IMO Verifi
c
x
Test meas
u
e
rify low co-c
p
eration, OT
A
a
rticularly us
e
R
RH) installat
r
ect access t
o
o
wever, it ca
n
o
nfiguration t
h
e MIMO indi
c
connected.
u
ideline: O
T
e
ll ID detecte
d
r
ectional ant
e
o
minance, R
S
0
%. Frequen
c
e
asure at ins
o
nsequenc
e
i
ll result in p
o
a
pacity, drop
p
o
minance me
t
erference w
i
o
mmon Fau
isconnected
(
I
MO transmi
t
o
or antenna i
u
ideline: Le
s
B
m. This lev
e
h
annel band
w
o
nsequenc
e
e
rvices, call d
a
pacity.
o
mmon Fau
o
m co-chann
t
erference, o
e
– utilizin
g
e
s. Data subject
c
ation
u
rement can
hannel inter
f
A
EVM and fr
e
e
ful for Rem
o
t
ions where i
t
o
the transm
n also be us
e
o verify eac
h
c
ator verifie
s
T
A as a quali
t
d at measur
e
e
nna) or at l
e
S
Delta powe
r
c
y Error < 1
0
tallation, tra
c
e
s: Poor or n
o
o
or throughp
p
ed and bloc
k
e
ans high co-
c
i
th similar co
lts: Disconn
e
(inter-sector
t
ters, faulty
p
nstallation.
s
s than appr
o
e
l varies with
w
idth.
e
s: Call block
d
rops, low da
t
lts: Receive
r
el interferen
c
o
r passive int
e
g
Anritsu’s
to change with
o
be used OT
A
f
erence, MIM
O
e
quency erro
o
te Radio He
a
t
’s difficult to
itters.
e
d in direct c
o
h
MIMO trans
s
which trans
t
y indicator -
e
ment positi
o
e
ast 20 dB
r
< 3 dB, EV
M
0
Hz (GPS).
c
k changes.
o
MIMO oper
a
ut, low sect
o
ked calls. L
o
channel
o
nsequences.
e
cted or
cross conne
c
p
ower amplif
i
o
ximately –
8
the TD- LTE
ing, denial o
f
t
a rate, and
l
r
desensitiza
t
c
e, in-band
e
rmodulatio
n
Handheld
o
ut notice. For t
h
A
to
O
r. It is
a
d
o
get
o
nnect
mitter.
mitter
P
o
Ti
m
Ti
m
eN
o
sy
n
Tr
a
rec
tra
n
for
One
o
n (use
M
<
Gu
wil
l
val
10
0
a
tion
o
r
o
w
Co
n
dir
e
nei
sta
c
tions)
i
ers,
Co
m
ti
m
8
0
RF
f
l
ow
t
ion
n
.
Fr
e
lef
t
fre
q
Gu
Co
n
tra
v
ph
o
Co
m
fre
q
dis
t
BTS Mast
e
h
e most recent
s
o
wer vs. Ti
m
ing Error
m
ing Error i
s
o
deB’s and T
n
chronized.
a
nsmit Off
P
eived power
n
smitting. S
e
details.
ideline:
T
i
m
l
be determi
n
ue of 10% o
f
0
micro-seco
n
n
sequence
s
e
ctly to co-c
h
ghboring eN
o
tions.
m
mon Faul
t
m
ing distributi
e
quency Err
t
) is a check
t
q
uency is pr
e
ideline:+/-
n
sequence
s
v
el at higher
o
nes cannot
h
m
mon Faul
t
q
uency syst
e
t
ribution sys
t
er
™
, Cell M
s
pecifications vis
i
me
s
a measure
o
D
-LTE base
s
P
wr is a mea
s
when the eN
e
e the Rx Noi
m
ing Error m
a
n
ed by experi
f
the shortes
t
n
ds, is appro
s
: Excessive
t
h
annel interf
e
o
deB’s and
TD
t
s: Poor GPS
on system.
o
r (second c
o
t
o see that t
h
e
cisely set.
0
.05 ppm
s
: Calls will d
r
speed. In so
h
and off into
,
t
s: GPS fault
s
m errors, fai
t
em, and bac
a
ste
r
™
or
S
i
t: www.anritsu.
c
o
f how well
s
tations are
s
ure of the
odeB is not
se Floor sect
a
ximum valu
e
ence. Howe
v
t
guard perio
d
x
imately rig
h
t
iming error l
e
rence with
D
-LTE base
signal or a f
a
o
lumn from
t
h
e carrier
r
op when m
o
me cases, c
e
,
or out of th
e
s
, reference
l
ures in the
c
khaul faults.
S
pectrum
M
c
om
ion
Out
Adj
a
Spe
c
ACL
R
of th
e
chan
n
condi
look
f
ACLR
into
n
close
s
(alte
r
e
s
v
er, a
d
, or
h
t.
Guid
e
-45 d
eads Con
s
inter
f
also
a
capa
c
a
ulty Com
m
then
ante
n
due t
t
he SEM
does.
level
s
regul
a
Guid
e
powe
exter
o
biles
e
ll
e
cell.
Con
s
inter
f
liabili
c
lock
Com
m
filteri
disto
r
M
aste
r
™
w
-of-Chan
n
a
cent Cha
n
c
tral Emissi
o
R
and SEM ar
e
e
transmitte
d
n
els. ACLR is
tions further
f
or error con
d
measures h
o
n
eighboring
R
s
t (adjacent)
r
nate) RF ch
a
e
lines: -45
d
Bc for the al
t
s
equences:
T
f
erence for n
e
a
n indication
c
ity, which c
a
m
on Faults:
the MCPA an
n
na system c
a
o corrosion.
checks close
It also is se
n
s
. Regulators
a
r measure
m
e
line: Must
b
r levels matt
nal attenuati
s
equences:
F
f
erence with
n
ty, and low
s
m
on Faults:
ng first. Also
r
tion or spec
t
w
ith Option
n
el Emiss
i
n
nel Leaka
g
o
n Mask (S
E
e
used to me
d
signal leaks
used to loo
k
away, and
S
d
itions close
r
o
w much of
t
R
F channels.
and second
a
nnels on TD
-
d
Bc for the a
d
t
ernate chan
n
T
he eNodeB
w
e
ighboring c
a
of low signal
a
n lead to bl
o
First, check
d the chann
e
a
n generate
r to the sign
a
n
sitive to ab
s
in many co
u
m
ents of spec
b
e below the
er so be sur
e
on value.
F
ailing this t
e
n
eighboring
c
s
ignal quality
Check ampl
look for int
e
t
ral re-growt
h
n
s 0551, 05
D
ions
g
e Ratio (A
C
EM)
e
asure how
m
s
into adjace
n
k
for error
S
EM is used t
r
to the carri
e
t
he carrier g
e
ACLR check
closest
-LTE signals.
djacent cha
n
nels.
will create
a
rriers. This i
l quality and
o
cked calls.
k
the Tx filter
e
l cards. Als
o
intermodula
t
a
l than ACL
R
s
olute power
u
ntries requi
r
c
tral emissio
n
e
mask. Rec
e
e
to use the
r
e
st leads to
carriers, leg
a
y
.
l
ifier output
e
rmodulation
h.
52 and 05
D
ocument No. 1
1
C
LR)

m
uch
n
t
t
o
e
r.
e
ts
s the
Sig
n
Error
EVM
the a
c
signa
PBCH
PDSC
EVM i
quali
t
EVM
b
the M
n
nels, Guid
e
12.5
%
QAM
conn
e
s
low
Cons
calls,
secto
,
o
, the
t
ion
Com
m
by di
s
ampli
R
r
e
n
s.
tofin
d
e
ived
r
ight
a
l
56
1
410-00615, Re
v
n
al Qualit
y
Vector Ma
is the ratio
o
c
tual signal,
c
l. EVM, in thi
, if there is
n
C
H if there is
t
s the single
m
t
y measurem
b
y modulatio
M
odulation Su
e
line: 17.5
%
%
for 16 QA
M
modulation
w
e
cted to the
e
equences:
P
low signal q
u
r capacity, a
n
m
on Faults:
s
tortion in th
e
fier, filter, o
r
d
coveragea
n
v
B Printed in th
e
y
gnitude (E
V
o
f errors, or
d
c
ompared wi
s screen, m
e
n
o data traffi
c
t
raffic.
m
ost import
a
ent.
n type is als
o
mmary scre
e
%
for QPSK
m
M
modulation
w
hen measu
r
e
NodeB.
P
oor EVM lea
u
ality, low d
a
n
d blocked c
a
EVM faults
c
e
channel ca
r
r
antenna sy
s
n
dinterfere
n
e
United States
2
V
M)
istortions, in
t
h a perfect
asures the
c
, and the
a
nt signal
o
reported in
e
n.
odulation,
,
and 8% for
e
d while
d
s to droppe
d
ta rate, low
a
lls.
c
an be cause
d
r
ds, power
s
tem.
OTAMappi
n
withGoogle
Maps,allow
s
analysisof
signalqualit
y
ataparticul
a
location,or
seriesof
locations.T
h
isagoodwa
ceproblems.
012-06
64
d
d
n
g,
s

y

a
r
h
is
y