background image

RF-T860 Optical Transmitter 

 

Page    2                                       

Installation and Operation Manual

 

Content 

Caution ...................................................................................................... 1

 

1.

 

TECHNICAL SUPPORT ............................................................................. 0

 

2.

 

GENERAL DESCRIPTION ......................................................................... 1

 

2.1

 

I

NTRODUCTION

 ............................................................................................ 1

 

2.2

 

F

EATURES

: .................................................................................................. 2

 

2.3

 

B

LOCK 

D

IAGRAM

 ......................................................................................... 2

 

2.3.1 ATC Loops ....................................................................................... 3

 

2.3.2 APC Loops ....................................................................................... 3

 

2.3.3 RF loops .......................................................................................... 3

 

2.3.4 Data Collection, Control and Internet .............................................. 3

 

3.

 

SPECIFICATION ........................................................................................ 4

 

4.

 

BOARD ILLUSTRATION ........................................................................... 5

 

4.1

 

F

RONT 

P

ANEL

 ............................................................................................. 5

 

4.2

 

R

EAR 

P

ANEL

 ............................................................................................... 6

 

5.

 

INSTALLING ............................................................................................... 7

 

6.

 

TESTING ..................................................................................................... 9

 

6.1

 

T

EST 

E

QUIPMENT CONNECTION FOR 

R

ESPONSE AND 

R

ETURN 

L

OSS 

T

ESTING

9

 

7.

 

TROUBLE SHOOTING ............................................................................ 10

 

Trouble .................................................................................................... 10

 

Содержание RF-T860

Страница 1: ...servicing instructions are for use by qualified personnel only To reduce the risk of electrical shock please do not perform any serving other than that contained in the installation manual unless you...

Страница 2: ...CTION 1 2 2 FEATURES 2 2 3 BLOCK DIAGRAM 2 2 3 1 ATC Loops 3 2 3 2 APC Loops 3 2 3 3 RF loops 3 2 3 4 Data Collection Control and Internet 3 3 SPECIFICATION 4 4 BOARD ILLUSTRATION 5 4 1 FRONT PANEL 5...

Страница 3: ...le working with RF T860 please contact us Please do not open the unit and verify any circuit yourself and it is necessary to make some simple check before calling service When shipping equipment for r...

Страница 4: ...power would be cut off automatically Reset key is used to reset the working of the transmitter while the Applied power is on which commonly be used in the start and the alarm status Three Indicating L...

Страница 5: ...and the alarm message Cut off the optical power automatically when the work is abnormal RS232 port for the monitoring status through remote computer 2 3 Block Diagram The transmitter is based on 6 fun...

Страница 6: ...o the aging of the laser diode the Optical power will drop down the Carrier Noise will declined on the same time the CSO CTB would get bad The Auto Power Control Loop is mandatory to maintain the stab...

Страница 7: ...APC or FC APC 3 2 RF Input 1 Frequency Range 45 870MHz 2 Frequency response 0 75dB 3 Input Return Loss 14 dB 4 Input Impedance 75 5 Attenuator Adjustment Range 10 dB 6 Input Level Adjustment Range 75...

Страница 8: ...ock 2 Power Indicating Lamp The Lamp lit green when the power is normal or else the lamp turn red and the LCD shows warning message 3 Working Indicating Lamp The Lamp lit green when the working is nor...

Страница 9: ...her status on the LCD 8 RF Attenuator Adjust the RF attenuation with is switch 9 ALC MGC Switch Set the ALC MGC Switch to MGC side before you adjust the RF attenuation Put the ALC MGC Switch to ALC si...

Страница 10: ...urn the power ON OFF Lock to ON position Apply power to this transmitter the Power Indicating Lamp lit green when the power is normal Otherwise cut off the power immediately and so on in the abnormal...

Страница 11: ...d the RF Level Lamp will turn green 8 MGC AGC Set the ALC MGC Switch to MGC side and adjust the RF attenuator until the RF Test Port level equals the value listed in Table below the suggested monitori...

Страница 12: ...dB 3 Connect optical transmitter and receiver with optical attenuator Connect Network Analyzer with optical transmitter s RF input port Connect Network Analyzer with optical receiver s RF input port 4...

Страница 13: ...ent 2 Waiting for a moment after power on The software would reset the automatically otherwise please press the RESET key If the machine still can t work after you press the RESET key for several time...

Отзывы: