57 Mhz Adjustment; Vco Adjustment; Burst Level Adjustment; Set Up Adjustment - Sony SSC-DC593 Service Manual

3-3-3. 57 MHz Adjustment

1. Press the step forward button of the commander one
time. Then, "22" appears on the mode display.
2. Press the data change button so that the measuring
frequency is within the specification.
CN202
IC202
CL201
PR-269 board (Side A)
Subject:
Measuring point:
Measuring equipment: Frequency counter
Mode display:
Specification:

3-3-4. VCO Adjustment

1. Press the step forward button of the commander one
time. Then, "23" appears on the mode display.
2. Press the data change button so that the measuring
voltage is within the specification.
Subject:
Measuring point:
Measuring equipment: Digital voltmeter
Mode display:
Specification:
SSC-DC593/DC593P/DC598P (E)
IC304
Not required
PR-269 board, CL201
22
57.272720 ± 0.000800 MHz
(SSC-DC593)
56.750000 ± 0.0000800 MHz
(SSC-DC593P/DC598P)
Not required
Adjustment Commander relay
tool board, TP6 (VCO CONT)
23
1.9 ± 0.10 V

3-3-5. Burst Level Adjustment

1. Press the step forward button of the commander one
time. Then, "1D" appears on the mode display.
2. Press the data change button to meet the specification
on the vector.
Subject: Not required
Measuring point: Vectorscope
Mode display: 1D
Specification: Shall match with 75% mark.
Center
75%

3-3-6. SET UP Adjustment

1. Press the step forward button of the commander one
time. Then, "14" appears on the mode display.
2. Press the data change button so that the measuring
voltage is within the specification.
Subject:
Measuring point:
Measuring equipment: Waveform monitor
Mode display:
Specification:
Lens aperture:
Not required
SET UP level of VIDEO OUT
14
5 ± 3 IRE
(SSC-DC593)
20 ± 15 mV
(SSC-DC593P/DC598P)
Close
SET UP level
3-5