Sony CPD-100ES Service Manual - Page 10

CPD-100ES SECTION 4 ADJUSTMENTS Connect the communication cable of the connector located on the D board on the monitor. Run the service software and then follow the instructions. IBM AT Computer as a Jig 1 1-690-391-21 2 A-1500-819-A Interface Unit 3 3-702-691-01 Connector Attachment To BUS CONNECTOR D-sub (9 Pin [female]) mini Din (8Pin) 4 Pin 4 Pin 4 Pin *The parts above ( 1 ~ 3 ) are necessary for DAS adjustment. Allow a 30 minute warm-up period prior to making the following adjustments. Landing Rough Adjustment 1. Enter the full white signal. 2. Adjust the contrast to the maximum. 3. Make the screen monogreen. 4. Reverse the DY, and adjust coarsely the purity magnet so that a green raster positions in the center of screen. 5. Moving the DY forward, adjust so that an entire screen becomes monogreen. 6. Adjust the tilt of DY, and fix lightly with a clamp. • Landing Fine Adjustment 1. Place the set in the Helmholtz coil. 2. Enter a green signal only. 3. Degauss the entire screen with hand-degausser. 4. Attach a wobbling coil to the specified position of CRT neck. 5. Attach a landing adjuster sensor on the CRT. 6. Using a landing checker, adjust the DY position, purity, tilt of DY. 7. Clamp the DY screw. Clamping torque: 22 + 2 kgcm (2.2+ 0.2 N.m) • Convergence Rough Adjustment 1. Enter the white crosshatch signal. 2. Adjust roughly the horizontal and vertical convergence at four-pole magnet. 3. Adjust roughly HMC and VMC at six-pole magnet. Convergence Fine Adjustment Set DY four-pole magnet to mechanical center before adjustment. This should be prime mode. Set the finger Mechanical Center NECK Assy 6-pole Mg P.S Mg XBV DY CRT 4-pole Mg 1. Receive R.B. cross-hatch. 2 Adjust H.STAT and V.STAT at four-pole magnet. < 4 Pole Magnet> 2 R 1B 1+2 1 R R 2 B B 2 1 R 1+2 B 1 2 RB R B - 10 -