The MTS circuit adjustments require two steps:
1. Input level adjustment.
2. Stereo separation adjustment.
Input level adjustment / Service DAC adjustment (MTSIN)
PREPARATION
1. Connect an RMS meter with filter jig as shown in figure to TPE11.
Filter Jig
2. Connect an RF signal generator to the RF antenna input.
PROCEDURE
1. Apply the following signal from the RF signal generator:
- Video: 100 IRE flat field, 30% modulation.
- Audio: 300Hz, 100% modulation, monaural (70 ±5dB, 75
OPEN, P/S 10dB). Make sure that the 75 s pre-emphasis is
OFF.
2. Adjust the MTS input level adjustment “MTSIN” data until the RMS
voltage measured is 130 ± 6.0mVrms.
Stereo separation adjustment (SEPAH)
PREPARATION
1. Connect an R.F. signal generator to the RF antenna input.
2. Connect a scope to TPA10.
PROCEDURE
44
Summary of Contents for CT32SC13G - 32" COLOR TV-ANALOG
Page 16: ...8 Location of controls EUR7613Z60 remote 16 ...
Page 34: ...13 3 Instructional flow chart for service mode continued 34 ...
Page 48: ...15 1 2 G Board components G Board components 48 ...
Page 49: ...15 1 3 L Board components L Board components 49 ...
Page 50: ...16 Reference for PDF colors 50 ...
Page 53: ...53 ...
Page 54: ...19 2 Notas de esquemáticos en español 54 ...
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Page 57: ...21 2 Parts List 57 ...
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