D1025TM
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.
1 1-690-391-21 2 A-1500-819-A3 3-702-691-01
Interface UnitConnector Attachment
IBM AT Computer
To BUS CONNECTOR
as a Jig
D-submini Din4 Pin4 Pin4 Pin
(9 Pin [female])(8Pin)
*The parts above ( ~ ) are necessary for DAS adjustment.13
Allow a 30 minute warm-up period prior to making the following adjustments:
Landing Rough Adjustment Convergence Fine Adjustment
1. Enter the full white signal. Set DY four-pole magnet to mechanical center
2. Adjust the contrast to the maximum. before adjustment.
3. Input full green signal. This should be prime mode.Set theMechanicalCenter
finger
4. Moving the DY backward, and adjust coarsely the purity
magnet sothat a green raster positions in the center of
NECK AssyP.S MgXBV
screen.
5. Moving the DY forward, adjust so that an entire screen6-pole MgP.S Mg
becomes pure green.
6. Adjust the tilt of DY, and tighten lightly with a clamp.
DYCRT
Y Landing Fine Adjustment
1. Place the set in the Helmholtz coil.4-pole Mg
2. Enter a green signal only.
3. Degauss the entire screen with hand-degausser. Then auto-
degauss it.1. Receive R.B. cross-hatch.
4. Attach a wobbling coil to the specified position of CRT2 Adjust H.STAT and V.STAT at four-pole magnet.
neck.
5. Attach a landing adjuster sensor on the CRT.4 Pole Magnet
6. Using a landing checker, adjust the DY position, purity,
tilt of DY.R2
1B1 + 2
7. Clamp the DY screw.
1RR
Clamping torque: 22 + 2 kgcm (2.2+ 0.2 N.m)2B
B
Y Convergence Rough AdjustmentR
211 + 2
B
1. All digital convergence data should be zero by MCP.
R
1B
2. Enter the white crosshatch signal.2
R B
3. Adjust roughly the horizontal and vertical
convergence at four-pole magnet.
4. Adjust roughly HMC and VMC at six-pole
magnet.
N 13 N |
ACEC
