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Maintenance & Inspection
6-4
(2) NTD-2250/2500 250W/500W Transceiver
Unit Name
Test Item
Contents
Results
Transceiver
ATU
Serial I/F
:Serial communication
RBK port
:RBK interface
Band1 input
:2140 kHz input value
Band1 tune
:2140 kHz tuning operation
Band2 input
:4149 kHz input value
Band2 tune
:4149 kHz tuning operation
Band3 input
:6230 kHz input value
Band3 tune
:6230 kHz tuning operation
Band4 input
:8297 kHz input value
Band4 tune
:8297 kHz tuning operation
Band5 input
:16546 kHz input value
Band5 tune
:16546 kHz tuning operation
Band6 input
:25118 kHz input value
Band6 tune
:25118 kHz tuning operation
Fan
:Air cooling fan operation
OK: Normal
NG: Abnormal
PA
PA mute port :Confirmation of PA diagnosis
viability
RBK port
:RBK overcurrent detection
Memory1
:EEPROM1 operation
Memory2
:EEPROM2 operation
PA(A) voltage :PA (A) PS voltage
PA(B) voltage :PA (B) PS voltage *
DA output
:2140 kHz output from DA
PA(A) bias
:PA (A) idling current
PA(A) output :PA (A) output
PA(B) bias
:PA (B) idling current *
PA(B) output :PA (B) output *
PA(A)+(B) output :Combined PA output *
LPF band1 output :2140kHz output
LPF band2 output :3023kHz output
LPF band3 output :4149kHz output
LPF band4 output :6230kHz output
LPF band5 output :8297kHz output
LPF band6 output :12365kHz output
LPF band7 output :16546kHz output
LPF band8 output :25118kHz output
Fan1
: Air cooling fan1 operation
Fan2
: Air cooling fan2 operation *
Fan3
: Air cooling fan3 operation
OK: Normal
NG: Abnormal
*
500W model only
TRX
Memory
:EEPROM operation
Digital CKT
:FPGA operation
BK port
:BK signal state
PLL lock
:State of PLL for DDS/DUC
clock
Band1-TX output :1600 kHz output
Band2-TX output :22000 kHz output
Band3-TX output :27500 kHz output
Band4-TX output :RX diagnosis circuit
Band1-RX BPF1 :1600 kHz Rx level
Band2-RX BPF2 :390 kHz Rx level
Band3-RX BPF3 :1590 kHz Rx level
Band4-RX BPF4 :3190 kHz Rx level
Band5-RX BPF5 :6090 kHz Rx level
Band6-RX BPF6 :10490 kHz Rx level
Band7-RX BPF7 :17990 kHz Rx level
Band8-RX BPF8 :27500 kHz Rx level
OK: Normal
NG: Abnormal
Содержание JSS-2150 -
Страница 2: ......
Страница 12: ...x NFC 2250 2500 Antenna tuner NBB 714 724 Battery charger...
Страница 22: ...xx NCM 2150 MF HF Controller NQW 261 Handset NDZ 227 Data terminal NDF 369 Keyboard NKG 900 Printer...
Страница 48: ...Equipment Overview 1 18 Battery Charger NBB 724 Unit mm Weight Approx 12 kg...
Страница 66: ...Installation 3 2...
Страница 176: ...Maintenance Inspection 6 24...
Страница 179: ...Disposal 8 1 8 DISPOSAL Observe all rules and regulations of the local authorities when disposing of this equipment...
Страница 180: ...Disposal 8 2...
Страница 212: ...Options Operation 10 16...
Страница 240: ...Appendix 11 28...
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