Sony BKP-5090, Installation And Maintenance Manual

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4-20 (E)
BKP-5090
4-2. Self-Diagnosis
The BVP-500/500P has a diagnosis mode used for self-diagnosis of every plug-in board and the OHB.
The diagnosis page is displayed on the viewfinder screen.
. Operation
Select “Diagnosis” page of the Operation menu referring to Section 4-1.
. Viewfinder Screen
. Display Descriptions
Marks Board/Block Judging Point Expected Abnormality
1
OHB(CCD UNIT) Communication with IC18, IC19/TG-159 Communication error
2
PR-242 Communication with IC49 Communication error
3
VA-163A Communication with IC26 Communication error
4
AT-126 Communication with IC46 Communication error
5
SG-234 Communication with IC21 Communication error
6
DA-88A Communication with IC10 Communication error
7
IF-538 Communication with IC603 Communication error
8
MD-103 Y RF output • RF carrier levels for Y
Color-difference and R-Y/B-Y are out of specs. *
RF output • Improper connection of the board
9
AU-211 +7.5 V and • Power voltage for the
INCOM +7.5 V board is out of specs.
*
• Improper connection of the board
0
TR-90 RF output (TP3) • Carrier level for AUDIO
RF is out of specs. *
• Improper connection of the board
* Only when no video signal is input.
n
When the BVP-500/500P is not connected to the CCU, the columns
8
,
9
and
0
will display “– –”.
0
9
8
7
6
5
1
2
3
4
4-2. Self-Diagnosis (BVP-500 series)