Sony HXCU-100 Service Manual page 75

M05: ANALOG VIDEO2
VBS/PIX/WF connector output cropping level adjustment. The setting values are stored in the EEPROM on
the DPR-300 board.
Menu screen
< A N A L O G V I D E O 2 > → M 0 5 T O P
T R I M A D J
V B S L E V E L : X X ( 8 0 )
P I X L E V E L : X X ( 8 0 )
W F L E V E L : X X ( 8 0 )
O F F S E T A D J : X X
F 3 R S S I : ( 1 . 9 0 0 V )
W R I T E C L E A R
*: Setting the cable length calculation reference value (F3 RSSI)
n
Change this setting only when IC2402 on the DPR-300 is replaced.
Preparation
Connect the unit to the camera with the TRIAX cable.
Use either one of the following TRIAX cables.
. A 500-meter Fujikura φ8.5 mm cable
. Cable with attenuation characteristics of 18.5 ?1 dB (at 26 MHz)
. Cable with attenuation characteristics of 38.5 ?2 dB (at 100 MHz)
Setting Procedure
1. Turn on the unit and the camera.
2. Open M05:ANALOG VIDEO2 of the MAINTENANCE menu.
3. Adjust the OFFSET ADJ value so that the F3 RSSI value becomes 1.900V.
4. Place the cursor at "WRITE" and write the adjustment value to the EEPROM.
HXCU-100
Item Setting
VBS LEVEL TRIM 00h to FFh
PIX LEVEL TRIM
WF LEVEL TRIM
VBS LEVEL ADJ 00h to FFh
PIX LEVEL ADJ
WF LEVEL ADJ
OFFSET ADJ 00h to FFh
F3 RSSI
WRITE
CLEAR
Description
Only display
Sets the cable length calculation
reference value (F3 RSSI).*
n
Do not usually change this value.
Displays the cable length calculation
reference value (F3 RSSI).
Writes the above setting values to the
EEPROM.
Clears the above adjustment values.
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