M52722 Mitsubishi, M52722 Datasheet - Page 8

• Manufacturer Part Number: M52722
• Description: 3-CHANNEL VIDEO PREAMPLIFIER PROVIDED WITH OSD MIX AND RETRACE LINE BLK FOR HIGH-RESOLUTION
• Manufacturer: Mitsubishi

Oaj1 main OSD adjustment control characteristics (at max.)
and
max.)
1. The conditions shall be as specified in the electrical
2. Let output signal pedestal voltage of T.P25 (T.P30 or T.P35) be
3. If letting Oaj1 be V
4. Relative OSD adjustment control characteristics Oaj1:
Oaj2 main OSD adjustment control characteristics (at min.)
and
min.)
Change V36 to 0V, and obtain Oaj2 or Oaj2 as in the case of Oaj1
or Oaj1.
OSDth OSD input threshold voltage
1. The conditions shall be as specified in the electrical
2. Gradually reduce SG6 level at this time, while monitoring the
V1th BLK input threshold voltage
1. The conditions shall be as specified in the electrical
2. Verify at this time that no signal is output with a timing in which
3. Gradually reduce SG6 level at this time, while monitoring the
SOaj1 SUB OSD adjustment control characteristics (at typ.)
and
SOaj2 SUB OSD adjustment control characteristics (at min.)
1. The conditions shall be as specified in the electrical
2. Read output amplitude of T.P25 (T.P30 or T.P35) at this time, and
HBLK retrace line BLK characteristics
1. The conditions shall be as specified in the electrical
2. Monitor output at this time, and read trace line blanking level to
HVth retrace line BLK input threshold voltage
1. The conditions shall be as specified in the electrical
2. Verify that blanking is performed with a timing in which output is
Oaj1 relative main OSD adjustment control characteristics (at
Oaj2 relative main OSD adjustment control characteristics (at
Oaj1=V
(V
characteristics table.
V
or V
characteristics table.
output, and measure top SG6 level when output is stopped to let
the value be OSDth.
characteristics table.
output is synchronized with SG6.
(OSD blanking period)
output, and measure top SG level when OSD blanking period
expires to let the value be V1th.
characteristics table.
let the reading be V
Soaj2.
characteristics table.
let the reading be H
characteristics table.
synchronized with SG7. Gradually reduce SG7 level, while
Oaj1=V
HGA
LRA
HBA
-V
(V
ORA
LGA
).
LGA
ORA
, V
(V
or V
/V
OGA
HBA
OGA
LBA
-V
, V
ORA
, V
) and voltage in the OSD area be V
LBA
OBA
BLK
OGA
ORC
(V
)
) = V
.
OGA
/V
(V
OBA
HRA
OGC
or V
, V
-V
OBA
OBA
or V
LRA
/V
),
OBC
ORA
) to let it be Soaj1 or
3-CHANNEL VIDEO PREAMPLIFIER PROVIDED WITH OSD MIX
HRA
(V
HGA
AND RETRACE LINE BLK FOR HIGH-RESOLUTION
monitoring the output, and measure top SG7 level when blanking
period expires to let the reading be HVth.
MITSUBISHI ICs (Monitor)
M52722SP
8