Holland Electronics NE 1101L - Manual (Page 12)

- 12 -
Forward Optical Receiver Operation Manual
Chapter 4 LCD Display and Operation Procedure
Forward Rx
Up Up Dn Dn
Up Dn
Forward Rx
FIBER OPTIC
RECEIVER
Forward Rx
FIBER OPTIC
RECEIVER
OPT CHA 05.0 mW
OPT CHB 05.0 mW
TURN TO MENU
ENT
RECEIVER STATUS
RECEIVER SETTINGS
RECEIVER ALARMS
RETURN TO MAIN MENU
Up Dn
Up Dn
ENT
OPT CHB 3.50 mW
RF LVL +0.02 dB
GAIN CTRL LVL 2.5V
12V CURRENT 1.5 A
24V CURRENT 2.1 A
24V DC 23.9 V
12V DC 11.9 V
5V DC 5.0 V
ID CODE 0A21
FIRMWARE VER 1.01
RETURN TO PREV. MENU
GAIN CONTROL = AGC
AGC MODE = RF
GAIN LVL SET. = 168
SLOPE LVL SET. = 66
CHA THRESHOLD = 020
CHB THRESHOLD = 015
SHOW CHB ALARM= NO
OPT LVL UNIT = dBm
SW ITCH MODE =MANU
OPT CHANNEL = CHB
FACTORY PRESET
RETURN TO PREV. MENU
ENT
AGC
MGC
SELECT ENT RETURN
(AGC MODE)
GAIN LVL SET. = 168
ADJUST ENT RETURN
ALARM MESSAGE
ENT RETURN TO PREV. MENU
Up Dn
ENT ENT
ENT
ENT
ENT
GAIN CONTROL
GAIN LEVEL SETTING
(AGC MODE OR MGC MODE )
ENT
ENT
LCD/LED Display User Interface
TX ALARMS (M9)
1. MSG#1 is displayed for no alarm
2. Automatic switch to this screen when alarm occurs
3. Table 1 shows messages for various alarm events
BUTTONS
(LCD: Scrolling Menu)
Dn
Up
ENT
Please note:
due to space constraint of LCD screen, some words are abbreviated .
Such as: LVL – LEVEL , VER – VERSION , PREV. – PREVIOUS ,SET. – SETTING
OPT – OPTICAL , CHA - CHANNEL A , CHB - CHANNEL B
▲ ▼
RECEIVER STATUS
RECEIVER SETTINGS
RECEIVER ALARMS
RETURN TO MAIN MENU
RECEIVER STATUS
RECEIVER SETTINGS
RECEIVER ALARMS
RETURN TO MAIN MENU
RECEIVER STATUS
RECEIVER SETTINGS
RECEIVER ALARMS
RETURN TO MAIN MENU
OPT CHA 0.50 mW
SLOPE LEVEL SETTING
(AGC MODE OR MGC MODE )
SWITCHING MODE
(RANGE= 0 ~ 255)
CHA
SELECT ENT RETURN
OPTICAL CHANNEL SELECT
(APPEAR ONLY IF A/B SW. MODE IS IN ‘MANUAL’ MODE’) CHB
ENT
ALL SETTINGS TO
FACTORY PRESET
YES
SELECT ENT RETURN
NO
FACTORY PRESET
MANUAL
AUTO
SELECT ENT RETURN
SLOPE LVL SET.= 66
ADJUST ENT RETURN
(RANGE= 0 ~ 255)
CHA THRESHOLD SETTING CHA THRESHOLD = 015
ADJUST ENT RETURN
(RANGE= 0 ~ 255)
CHB THRESHOLD SETTING CHB THRESHOLD = 015
ADJUST ENT RETURN
(RANGE= 0 ~ 255)
CONTROL CHB ALARM SETTING NO
YES
SELECT ENT RETURN
SETTING OPTICAL POWER UNIT dBm
mW
SELECT ENT RETURN
RF LEVEL
PILOT LEVEL
SELECT ENT RETURN
AGC MODE
LCD Display Contents & Operation
1 、 Main Screen
When the Receiver Power on, it will be on the main screen. During system operation, the displayed information will be
renewed continuously, to get more detailed information press ENT to access the MAIN MENU.
Display Item Description
Optical Ch A xxmW Receiver A input optical power
Optical Ch B xxmW Receiver B input optical power