NEC DTU-70 User manual

HO2-345135-201
345135
VOL.Ⅰ
345135
VOL.Ⅰ
345135
VOL.Ⅰ
345135
VOL.Ⅰ
NEC Corporation
TOKYO,JAPAN
DTU-70/13R9SQDx2
18kW UHF DIGITAL TV TRANSMITTER
DTU-70/13R9SQDx2 18kW UHF DIGITAL TV TRANSMITTER INSTRUCTION MANUAL
INSTRUCTION MANUAL
INSTRUCTION MANUAL INSTRUCTION MANUAL
DTU-70/13R9SQDx2 18kW UHF DIGITAL TV TRANSMITTER DTU-70/13R9SQDx2 18kW UHF DIGITAL TV TRANSMITTER DTU-70/13R9SQDx2 18kW UHF DIGITAL TV TRANSMITTER
ＩＮＳＴＲＵＣＴＩＯＮ ＭＡＮＵＡＬ VOL.Ⅰ

TV TRANSMITTER

GWP-G22996
- i -
INSTRUCTION MANUAL FOR DTU-70/13R9SQDx2
18kW UHF TV TRANSMITTER
......... HO2-345135-201
VOL. I
PRELIMINARY INFORMATIONS
1. Caution and Safety HO2-345135-201
- First Aid in the operation of this equipment HTD-E-3561
2. General Information HO2-345135-201
3. Functional Description HO2-345135-201
4. Operation and Adjustments HO2-345135-201
5. Maintenance HO2-345135-201
6. Warranty and Repair HO2-345135-201
7. Units and Panels
- DM-5000D Exciter HO2-344973-201
- Power Divider HO2-344648-202
- UX5000QF PA HO2-345123-201
- Power Combiner HO2-344649-201
- HPC-1605B TX Control HO2-344971-201
- SNMP Agent for TV TX HO2-344119-201
- WEB Remote Control HO2-344120-201
- NAX-77D 2nd Harmonic Filter HO2-345020-201
- Indoor Coaxial Feeder HO1-340761-204
- Liquid Cooling System HO2-344778-201
- Pump Rack HO2-344777-201
- Pump HO2-340857-207
- Extension Cable Unit HO2-344779-203
8. Output Coaxial Equipment
- TXASU-U-420R0 Output Coaxial Equipment HO2-345164-201
- HPC-1253 System Control (CA22) HO2-344922-201
- SNMP Agent for TV TX HO2-344140-201
- WEB Remote Control HO2-343437-201

GWP-T22247W01
(i)
HO1-349495-202
TABLE OF ABBREVIATION
ABBREVIA
-TION NAME ABBREVIA -TION NAME
A.
B.
C.
A
AC
ACB
AD
ADJ
AGC
ALM
AM
AMP
ANS
ANT
APC
APL
ATT
AUTO
AVE
B, BL, BLW,
BLOW
BA
BAL
BEF
BPF
C
CAL
Aural, Audio
Alternating Current
Circuit Breaker
AD Converter
Adjust
Automatic Gain Control
Alarm
Amplitude Modulation
Amplifier
Answer
Antenna
Automatic Phase Control
Average Picture Level
Attenuator
Automatic
Average
Blower
Buffer Amplifier
Balance
Band Elimination Filter
Band Pass Filter
Capacitor
Calibration
CCIR
CCW
CIB (D)
CIN (D)
CH
CI
CLK
CN. CNO
CO
COAX
COM
COMB
COMP
CONT
CORR
CPU
CR
CR
CS
CT
International Radio
Consultitive Committee
Conuter Clockwise
Constant Impedance Band
Pass (Diplexer)
Constant Impedance
Notch (Diplexer)
Channel
Contineous Signal Input
Clock
Connector
Contineous Signal Output
Coaxial
Common
Combiner
Comparator
Control
Corrector
Central Processing Unit
Triak
Thyrister
Coaxial Switch
Current Transformer

GWP-T22247W01
(ii)
ABBREVIA
-TION NAME ABBREVIA -TION NAME
D.
E.
F.
D
D, DIG
DA
DC
DC
DEMO
DET
DEV
DG
DIA
DIV
DL
DL, D/L
DPA
DS, D/S
DS
DSB
DSP
DP
DVC
EL (D)
ENV
EQ
EX
EXT
F
F
Diode
Digital
DA Converter
Direct Current
Directional Coupler
Demodulator
Detector
Deviation
Differential Gain
Diameter
Divider
Delay Line
Dummy Load
Drive Power Amplifier
Dual Sound
Diode Stack
Double Side Band
Digital Signal Processor
Differential Phase
Digital Video Compensator
Electro Lunminescent
(Display)
Envelope
Equalizer
Exciter
External
Fuse
Frequency
G.
H.
I.
J.
FB, F/B
FC
FIFO
FIL
FIL
FIR
FM
FPA
FREQ
G, GND
GDC
HF
HT
IC
ICPM
ID, I/D
IF
I/F
IM
INT
I/O
IRT
J
Feed Back
Flat Cable
First Input First Output
Filament
Filter
Finite impulse Response
Frequency Modulation
Final Power Amplifier
Frequency
Ground
Graphic Display Controller
Harmonic Filter
High Tension
Integrated Circuit
Incidental Carrier Phase
Modulator
Identity
Intermediate Frequency
Interface
Intermodulation
Internal
Input/Output
Institut Fur Rundfunk
Technix
Connector, Jack

GWP-T22247W01
(iii)
ABBREVIA
-TION NAME ABBREVIA -TION NAME
K.
L.
M.
N.
K
K
L
LED
LD
LIN
LO, LOC
LPF
LT
LUMI
M
MIX
M-NET
MOD
MON
MONO
MS
MS, M/S
MPSC
NF
NFB
NICAM
NOR/INV
NTSC
Relay
Klystron
Coil
Light Emitting Diode
Linear Detector
Linear
Local
Low Pass Filter
Low Tension
Luminance
Meter
Mixer
A Kind of Scramble
System
Modulator
Monitor
Monaural
Magnet Switch
Multi Sound
Multi-protocol Serial
Controller
Notch Filter
Non-fuse Breaker
A Kind of Multi Sound
System
Normal Invert
Nation Television System
Committee
O.
P.
NVRAM
OCXO
OFS
OL
OLR
O/P
OPE
OPF
OSC
P
PA
PAL
PARA
PCB
PC
PI
PCM
PIE
PJ
PLL
PO
POW
PRE-EM
PROC
PS
PWB
PWR
Nonvolatile Randam
Access Memory
Oven Controlled Crystal
Oscillator
Offset
Over Load
Over Load Relay
Output Power
Operation
Output Filter
Oscillator
Connector, Plug
Power Amplifier
Phase Alternation by Line
Parallel
Printed Circuit Board
Photo Coupler
Pulse Signal Input
Pluse Code Modulation
Program Input Equipment
Plug Jack
Phase Locked Loop
Pulse Signal Output
Power
PRE-Emphasis
Processor
Power Supply
Printed Wire Board
Power

GWP-T22247W01
(iv)
ABBREVIA
-TION NAME ABBREVIA -TION NAME
Q.
R.
S.
Q
R
RAM
Rb
R/C
REF, REFL
REF
REGEN
REM
RES
RF
RL
RN
ROM
RT
RX
S
SA
SAW
SC
SCR
SECAM
SEL
SEP
SG
SIG
Transistor
Resistor
Randam Access Memory
Rubidium
Remote Control
Reflect
Reference
Re-Generator
Remote
Response
Radio Frequency
Relay
Resistor Network
Read Only Memory
Thermistor
Receiver
Switch
Synchronized Waveform
Added
Surface Acoustic Wave
Subcarrier
Silicon Controlled Rectifer
Séquentiel Coulours A
Mémoire
Select
Separator
Signal Generator
Signal
T.
U.
S. RFRM
ST
STL
SW
SYG
SYNC
SYNTHE
T
TB
TCXO
TEMP
TDR
TH
T/L
TOCOM
TR
TRS
TTL
TX
UHF
UNBAL,
UBL
Snchronized Waveform
Reformed
Stereo Phonic
Studio to Transmitter Link
Switch
Synchronized Waveform
Gate
Synchronize
Synthesizer
Transformer
Terminal Board
Temperature Compensated
Crystal Oscillator
Temperature
Timer, Time Delay Relay
Thermistor
Test Load
A Kind of Scramble
Sysrem
Transistor
Thermal Lead Switch
Transistor Transistor Logic
Transmitter
Ultra High Frequency
Unbalance

GWP-T22247W01
(v)
ABBREVIA
-TION NAME ABBREVIA -TION NAME
V.
W.
X.
Y.
Z.
V
VC
VCXO
VDA
VFO
VHF
VR
VSB
VSBF
VSWR
W
W
X’tal
Y
Z
Z
Z
ZNR
Visual, Video
Variable Capacitor
Voltage Controlled
Crystal Oscillator
Video Distribution
Amplifier
Variable Frequency
Oscillator
Very High Frequency
Variable Resistor
Vestigial Single Side Band
Vestigial Single Side Band
Filter
Voltage Standing Wave
Ratio
Wire
Circulator
Crystal
Circulator
Divider/Combiner
Directional Coupler
Surge Absorber
Surge Absorber