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2-1. BVP-570 and Upgraded BVP-550/
550P with BKP-5090
Perform "2-1-1. Gain Adjustment" only when the serial
numbers are as follows.
OHB-455WS (UC)
S/N 10001 to 10060
OHB-455WSP (CE)
S/N 40001 to 40175
OHB-550WS (UC)
S/N 11001 to 11080
OHB-550WSP (CE)
S/N 41001 to 41050
2-1-1. Gain Adjustment
Equipment : Waveform/Vector Monitor, Oscilloscope
Object
: Grayscale chart
Note:
. For the gain adjustment, using an reflective grayscale
chart is preferable.
Before adjustment, set the illumination of the light
source (or the luminous intensity on the chart surface)
and color temperature properly. For more details, refer to
Section "1-5. Maintaining the Grayscale Chart".
Preparations:
. Prepare the OHB fixing tool, and extend it previously.
. Filter selection → 1B
. Initialize the adjusting data
(1) Perform the auto level adjustment.
Set the menu as follows.
MENU
: Operation
PAGE
: Auto Setup (?8)
ITEM
: Level Auto
(Press the MENU SEL switch to execute.)
(2) Set the menu as follows.
MENU
: Operation
PAGE
: Auto Setup (?8)
: Test → 2
ITEM
(3) WHITE BAL switch → PRST
(4) Set the menu as follows.
MENU
: Operation
PAGE
: Auto Setup (?8)
: Test → Off
ITEM
BVP-570/550/500
Section 2
CCD Dynamic Range Alignment
. Set the menu as follows.
MENU : Maintenance
PAGE
: Black Shading (M3)
: Master Gain → 0
ITEM
MENU : Paint
PAGE
: Gamma (P5)
: Gamma → On
ITEM
MENU : Paint
PAGE
: W.Clip/Knee (P6)
: Knee → Off
ITEM
. Iris of the lens : → CLOSE
. Connect waveform/vector monitor to TEST OUT
terminal.
Adjustment Procedures:
1. ENC/RGB switch (on the side panel) → ENC
2. AUTO W/B BAL switch (on the front panel) → BLK
3. Adjust the black level.
Test Point
: TEST OUT terminal
Adjustment Point:
MENU
: Maintenance
PAGE
: Black Shading (M3)
ITEM
: Black [M]
Specification : A = 5 IRE
(Waveform Monitor)
4. Extend the VA-163 board with the EX-464 board.
5. F number → F9
6. Shoot the grayscale chart, and adjust so that it meets
the underscanned monitor frame.
A
2-1 (E)
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