Electrical Alignment; Test Equipment And Tools; Board (Csp-5000E) Alignment - Sony CSP-5000E Service Manual

4-1. TEST EQUIPMENT AND TOOLS

[Test Equipment]
Signal generator (Color-bar)
Digital voltmeter
Oscilloscope
Monitor TV
[Tools]
Extension board for CT-156, model EXP-156
Extension board for OPM-11, model EXP-11
4-2. CT-156 BOARD (CSP-5000E) ALIGNMENT
Machine conditions for adjustment
Preparations
1. Set the dip switches as follows (Re-setting only)
SW501: INT
S101(1): ON
2. Install the CT-156 extension board, EXP-156.
PLL Adjustment of Sync signals
1. Feed color-bar signals into EXT
SYNC IN.
2. Connect a digital voltmeter to TP503
(PLL)
Phase Adjustment of Sync signals
(INT)
1. Feed color-bar signals into EXT
SYNC IN.
2. Connect an oscilloscope as follows:
CH1: TP501 (VS)
CH2: TP504 (C. SYNC)
Phase Adjustment of Sync signals
(LL)
1. Operate the CSP-5000E on AC
50Hz mains.
2. Set SW501 to LL
3. Disconnect input, if any, from EXT
SYNC IN.
4. Connect an oscilloscope as follows:
CH1: 50Hz AC mains
CH2: TP504 (C. SYNC)
Note: Make sure that ground
connections to the AC
mains, the oscilloscope,
and the unit are appropriate.
CSP-5000E
CSPK-5000E
SECTION 4

ELECTRICAL ALIGNMENT

Sony Part No. J-6431-360-A
Sony Part No. J-6431-350-A
Specifications
DC1.9V±0.1V
Adjust the phase as shown.
TP501
TP504
Adjust the phase as shown.
50 Hz AC mains
TP504
Meet them
Meet them
Adjustments
1 CT501
1 RV502
1 RV501
4-1