CPD-220GS CPD-220GS SERVICE MANUAL CPD-220GS US Model Canadian Model Chassis No. SCC-L23A-A D-1H Plus CHASSIS SPECIFICATIONS Picture tube 0.25 mm aperture grill pitch Deflection frequency Horizontal: 30 to 85 KHz 17 inches measured diagonally Vertical: 48 to120 Hz 90-degree deflection Plug &...
Page 2
CPD-220GS POWER SAVING FUNCTION This monitor meets the power saving guidelines set The Power Saving function will automati- CAUTION: by the EPA Energy Star Program as well as the more cally put the monitor into Active-off state stringent TC092 guidelines (NUTEK). It is capable of...
Page 3
EXPLOSEES ET LES LISTES DE PIECES SONT D'UNE IMPORTANCE CRITIQUE POUR LA SECURITE DU FONCTIONNEMENT. NE LES REMPLACER QUE PAR DES COMPOSANTS SONY DONT LE NUMERO DE PIECE EST Earth Ground INDIQUE DANS LE PRESENT MANUEL OU DANS DES SUPPLE- MENTS PUBLIES PAR SONY.
SECTION 1 The instructions given here are partial abstracts from the Operating Instruction Manual. The page numbers shown reflect those of the Operating Instruction Manual. GENERAL Getting started Getting Started Getting Started Getting Started Warning on power connection Precautions Identifying Parts and Controls •...
Page 6
Getting Started Getting Started Getting Started About the supplied Macintosh adapter Press the >?// buttons to adjust the volume. Setup The supplied Macintosh adapter is compatible with Macintosh LC, Connecting Your Monitor’s Performa, Quadra and Power Macintosh series computers. Speaker Macintosh II series and some older versions of Power Book models Before using this monitor, check that the following items are may need an adapter with micro switches (not supplied).
Page 7
Customizing Your Monitor Customizing Your Monitor Getting Started Customizing Your Monitor Before adjusting Introducing the On-screen Using the CENTER On-screen Using the SIZE On-screen Display • Connect the monitor and the computer, and turn them on. • Select “ (LANGUAGE)” in the OPTION OSD, then Display System Display select “ENG”...
Page 8
Customizing Your Monitor Getting Started Customizing Your Monitor Press the >?// buttons to adjust the settings. Using the GEOM (Geometry) On- Using the ZOOM On-screen Using the COLOR On-screen screen Display Display Display The GEOM (geometry) settings allow you to adjust the The ZOOM settings allow you to enlarge or reduce the You can change the monitor’s color temperature.
Page 9
Customizing Your Monitor Getting Started Customizing Your Monitor Press the ¨./> buttons to select the color Press the >?// buttons to adjust the settings. Using the SCREEN On-screen Using the OPTION On-screen temperature. Display Display Adjust convergence settings to eliminate red or blue The OPTION OSD allows you to manually degauss the shadows that may appear around objects on the screen.
Page 10
Customizing Your Monitor Getting Started Customizing Your Monitor Selecting the on-screen display language Changing the on-screen display position Locking the controls Resetting the Adjustments English, French, German, Spanish, Italian and Japanese You can change the OSD position (for example, when you The control lock function disables all of the buttons on the Resetting an adjustment item versions of the OSDs are available.
If the color bars do not appear, there is a potential monitor failure. Inform your authorized Sony dealer of The OSD automatically disappears after about 30 seconds. STANDARD MODE the monitor’s condition.
If you place equipment which generates a magnetic field, such as a loudspeaker, near • If the problem persists, call your authorized Sony dealer from a location near your monitor. the monitor, or you change the direction of the monitor, color may lose uniformity.
CPD-220GS SECTION 2 DISASSEMBLY 2-1. CABINET REMOVAL 2-2. SERVICE POSITION Two claws PUSH Cabinet A board PUSH D board Two audio jacks** **Caution: To avoid breakage, gently pull sides of cabinet out and over the audio Two screws jacks when removing cabinet from (BVTP 4 x 16) chassis.
CPD-220GS 2-4. PICTURE TUBE REMOVAL Demagnetization coil Two screws (BVTP 4 x 16) Tension spring A board Neck assy Deflection yoke Four screws (Tapping screw 5) Stand assy (D board) Picture tube shield Anode cap Cushion REMOVAL OF THE ANODE-CAP NOTE: Short circuit the anode of the picture tube and the anode cap to the metal chassis, CRT shield or carbon painted on the CRT, after removing the anode.
CPD-220GS SECTION 3 SAFETY RELATED ADJUSTMENT When replacing parts shown in the table below, the b) HV Hold-Down Check following operational checks must be performed as a 1) Using an external DC Power supply, apply the safety precaution against X-ray emissions from the unit.
CPD-220GS 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. 1-690-391-21 A-1500-819-A 3-702-691-01 Interface Unit Connector Attachment IBM AT Computer To BUS CONNECTOR...
Page 17
CPD-220GS Receive White cross-hatch. Convergence Specification Adjust HMC and VMC at six-pole magnet. < 6 Pole Magnet> Horizontal and Vertical 0.30mm 0.24mm 0.30mm 0.30mm Focus adjustment Receive R.B. cross-hatch. Adjust focus (V) and focus (H) for optimum focus. Adjust H.TILT by swinging the DY neck right and left.
CPD-220GS 5-2. CIRCUIT BOARDS LOCATION 5-3. SCHEMATIC DIAGRAMS AND PRINTED WIRING BOARDS Note: • All capacitors are in µF unless otherwise noted. pF: µµF • When replacing parts shown in the table below, 50 WV or less are not indicated except for electrolytic.
Page 23
CN901 G N D KEY SCAN KEY SCAN + 5 V R903 IIC CLK IIC CLK :S-MICRO IIC DATA IIC DATA R X D 5V-2 C929 0.001 T X D B:CHIP DDC 5VDET R904 5V-2 D906 SERVICE R940 1SS119 IC903 D940 2.7k NJM78L05A...
CPD-220GS SECTION 6 EXPLODED VIEWS Note: • • Items with no part number and no descrip- Items marked " " are not stocked tion are not stocked because they are sel- since they are seldom required for routine The components identified by shading dom required for routine service.
CPD-220GS SECTION 7 ELECTRICAL PARTS LIST The components identified by [ in this manual RESISTORS Note: have been carefully factory-selected for each • All resistors are in ohms set in order to satisfy regulations regarding X- REF.NO. PART NO. The components identified by shading...
Page 30
CPD-220GS Note: Note: The components identified by shading Les composants identifies per un trame et une marque and mark ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ sont critiques pour la securite. Ne les remplacer are critical for safety.
Page 31
CPD-220GS Note: Note: The components identified by shading Les composants identifies per un trame et une marque and mark ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ sont critiques pour la securite. Ne les remplacer are critical for safety.
Page 32
CPD-220GS Note: Note: The components identified by shading Les composants identifies per un trame et une marque and mark ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ sont critiques pour la securite. Ne les remplacer are critical for safety.
Page 33
CPD-220GS Note: Note: The components identified by shading Les composants identifies per un trame et une marque and mark ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ sont critiques pour la securite. Ne les remplacer are critical for safety.
Page 34
CPD-220GS Note: Note: The components identified by shading Les composants identifies per un trame et une marque and mark ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ sont critiques pour la securite. Ne les remplacer are critical for safety.
Page 35
CPD-220GS Note: Note: The components identified by shading Les composants identifies per un trame et une marque and mark ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ sont critiques pour la securite. Ne les remplacer are critical for safety.
Page 36
CPD-220GS Note: Note: The components identified by shading Les composants identifies per un trame et une marque and mark ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ sont critiques pour la securite. Ne les remplacer are critical for safety.
Page 37
CPD-220GS Note: Note: The components identified by shading Les composants identifies per un trame et une marque and mark ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ sont critiques pour la securite. Ne les remplacer are critical for safety.
Page 38
CPD-220GS Note: The components identified by [ in this manual have been Note: The components identified by shading carefully factory-selected for each set in order to satisfy and mark ¡ ¡ ¡ ¡ ¡ are critical for safety. regulations regarding X-ray radiation. Should replacement Replace only with part number specified.
Page 39
CPD-220GS Note: Note: Les composants identifies per un trame et une marque The components identified by shading ¡ ¡ ¡ ¡ ¡ sont critiques pour la securite. Ne les remplacer and mark ¡ ¡ ¡ ¡ ¡ are critical for safety.
Page 40
CPD-220GS NOTES: REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK — 46 —...
Page 41
CPD-220GS REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK — 47 —...