1-2. Electrical Alignment
2. When the APR-30 board is installed in the DSM-M1
n
When A/D converter IC (IC304) or its peripheral parts (RV300, 301, IC300 to 303, etc.) on the APR-30
board is replaced, this adjustment is required.
If the following equipment (or the equivalent) are not available, replace the APR-30 mounted circuit
board itself.
Measuring Equipment
. SDTI Demultiplexer, DSM-D1
. Analog Output Board, BKSM-R103
. Composite video signal generator (TSG-170A)
. Waveform monitor/vector scope (1780R)
Connection
Composite video
signal generator
BLACK BURST
COLOR BARS
Waveform monitor/
DSM-M1DSM-D1
vector scope
(IN1 side)VIDEO INBKSM-
R103
BKSM-
VIDEO
T103REF IN
OUT
SDTI INASDTI OUT
75Z
BKSM-T1031-13 (E) |