Sony CPD-2003GT Service Manual
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Sony CPD-2003GT Service Manual

Sony CPD-2003GT Service Manual

Color computer display
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SERVICE MANUAL

Picture tube
0.25 mm aperture grill pitch
17 inches measured diagonally
90-degree deflection
Viewable image size
Approx. 327 x 243 mm (w/h)
7/8
(12
x 9
16.0" viewing image
Logical Resolution
Horizontal: Max. 1280 dots
Vertical: Max. 1024 lines
Standard image area
Approx. 312 x 234 mm (w/h)
(12
3/8
x 9
SPECIFICATIONS
Deflection frequency
AC input voltage / current
5/8
inches)
Dimensions
Mass
1/4
inches)
Design and specifications are subject to change without notice.
COLOR COMPUTER DISPLAY
— 1 —
CPD-2003GT
CPD-2003GT
CPD-2003GT
US Model
Canadian Model
Chassis No. SCC-L07N-A
D-1H
CHASSIS
Horizontal: 30 to 85 KHz
Vertical: 50 to120 Hz
100 to 240 V, 50-60 Hz, 1.8 - 1.1 A
406 x 432 x 420 mm (w/h/d)
1/8
5/8
(16 x 17
x 16
inches)
Approx. 18.0 kg (39 lb 11 oz)

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  • Page 1: Service Manual

    CPD-2003GT CPD-2003GT SERVICE MANUAL CPD-2003GT US Model Canadian Model Chassis No. SCC-L07N-A D-1H CHASSIS SPECIFICATIONS Picture tube 0.25 mm aperture grill pitch Deflection frequency Horizontal: 30 to 85 KHz 17 inches measured diagonally Vertical: 50 to120 Hz 90-degree deflection AC input voltage / current 100 to 240 V, 50-60 Hz, 1.8 - 1.1 A...

  • Page 2: Power Saving Function

    CPD-2003GT POWER SAVING FUNCTION This monitor has three Power Saving modes. If no video signal is input to the monitor, the NOTE: By sensing the absence of a video signal from the "NO INPUT SIGNAL" mesage appears. After computer, it reduces power consumption as follows:...
  • 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.
  • Page 4 CPD-2003GT TABLE OF CONTENTS Section Title Page 1. GENERAL ................... 5 2. DISASSEMBLY 2-1. Cabinet Removal ............10 2-2. Service Position .............. 10 2-3. D and A Board Removal..........10 2-4. Picture Tube Removal ........... 11 3. SAFETY RELATED ADJUSTMENT ......... 12 4.

  • Page 5: General

    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 Customizing Your Monitor Setup Use of the Tilt/Swivel Adjusting the Picture Brightness and Contrast Connect the monitor to your computer system.
  • Page 6 Getting Started Customizing Your Monitor Customizing Your Monitor 3 Using the SCREEN OSD Adjusting the Settings The OSD (On-screen Display) System You can adjust the convergence of the picture and cancel the 1 Using the COLOR OSD picture’s moire using the SCREEN OSD. Introducing the OSD System Convergence is the alignment of the Red, Green and Blue electron beams on the screen.
  • Page 7 Customizing Your Monitor Getting Started Customizing Your Monitor 4 Using the ZOOM OSD 6 Using the SIZE OSD 8 Using the GEOMETRY OSD Resetting the Adjustments You can enlarge or reduce the picture size using the ZOOM You can adjust the picture size using the SIZE OSD. You can adjust the picture’s geometry using the GEOMETRY OSD.
  • Page 8 2. Turn on the monitor and wait five seconds. The “NO INPUT SIGNAL” message If the screen appears too white, adjust the color temperature MODEL : CPD-2003GT should appear with a color bar pattern. The message and pattern are SER NO : 1234567 (see “Using the COLOR OSD”...
  • Page 9 Getting Started Additional Information Symptom Check these items You cannot adjust the monitor • If the Control Lock function is set to “ON,” set it to “OFF” using the OPTION OSD (page 8). with the buttons on the front panel Screen image is not centered or •...

  • Page 10: Cabinet Removal

    CPD-2003GT 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.

  • Page 11: Picture Tube Removal

    CPD-2003GT 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.

  • Page 12: Safety Related Adjustment

    CPD-2003GT 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.

  • Page 13: Adjustments

    CPD-2003GT 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 14 CPD-2003GT 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.
  • Page 15 CPD-2003GT NOTES: — 15 —...

  • Page 16: Circuit Boards Location

    CPD-2003GT 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 17: Semiconductors

    5-4. SEMICONDUCTORS EGP30D EGP10D UF3ML-6505 5TUZ52 RB441QT-77 EGP20GPKG23 UF4007G23 TDA6103Q SB340L-6489 SPB-26 CATHODE RD4.7ES ELIZ RGP02-20EL-6394 CATHODE 2SA1162-G RD5.1ES CATHODE ERB91-02 3DL41A (LC6-15) CATHODE RD5.6ES-B2 GP08D HSS 82 RD8.2ES-B2 MUR160 RD10ES-B2 RGP02-17EL RD12ES-B2 RD18ES-BS RD27ES-B2 1SS119-25TD ANODE (GRN) ANODE ANODE CATHODE ANODE ANODE...
  • Page 18 CN305 STBY CN307 IC006 SHARPNESS R-OUT +12V +12V R-IN R-OUT BGND DRIVER BLUE R-OUT R-IN G-OUT G-IN G-OUT IC002 J001 GGND +80V +80V SIGNAL G-IN GREEN G-OUT B-OUT B-IN B-OUT RGND +185V +185V B-OUT B-IN CONNECTOR SYN-OUT 15PIN D-SUB CLAMP IC001 CLAMP PRE-AMP...
  • Page 19 J001 IC002 IC001 LM2405T-C (VIDEO) CXA2055P CRT DRIVE PRE-AMP CN307 D301 :S-MICRO C301 CONNECTOR 1SS226 STBY+5V C_SYNC R304 CN301 15PIN D-SUB FL301 BGND C055 R111 R211 R311 R204 R104 B:CHIP :CHIP :FPRD :FPRD BLUE R_BKG S/H_R C104 C015 :CHIP 100V :FPRD 1.2KV C201...
  • Page 20 0.7 Vpk-pk 0.7 Vpk-pk 0.7 Vpk-pk 4.3 Vpk-pk 4.5 Vpk-pk 4.4 Vpk-pk 42.3 Vpk-pk 42.7 Vpk-pk 42.3 Vpk-pk...
  • Page 21 D GND KEY SCAN KEY SCAN CN901 R903 IIC CLK IIC CLK C929 5V-2 :S-MICRO IIC DATA IIC DATA R904 0.001 B:CHIP DDC 5VDET 5V-2 SERVICE 5V-2 5V-2 R940 2.7k S901 IC701 DDCSCL CXA8070P BRIGHT+ TEST D901 CONV.CONTROL (POWER DEFLECTION) LOCK DDCSDA D935...
  • Page 22 4.9 Vpk-pk 3.1 Vpk-pk 5.1 Vpk-pk 1.1 KVpk-pk 5.1 Vpk-pk 63.5 Vpk-pk 1.3 Vpk-pk 56.9 Vpk-pk 12.1 Vpk-pk 10.1 Vpk-pk 8.5 Vpk-pk 11.8 Vpk-pk 0.9 Vpk-pk 9.5 Vpk-pk 3.5-4.0 Vpk-pk...

  • Page 23: Chassis

    CPD-2003GT 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.

  • Page 24: Packing Materials

    CPD-2003GT 6-2. PACKING MATERIALS REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK 3-862-038-11 MANUAL, INSTRUCTION 52 * 4-059-802-01 CUSHION (UPPER) ASSY. 53 ¡ 1-783-835-11 CORD SET, POWER 54 * 4-041-927-11 BAG, POLYETHYLENE 55 * 4-059-803-02 CUSHION (LOWER) ASSY.

  • Page 25: Electrical Parts List

    CPD-2003GT 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 26 CPD-2003GT 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 27 CPD-2003GT 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 28 CPD-2003GT 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 29 CPD-2003GT 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 30 CPD-2003GT 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-2003GT 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-2003GT 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-2003GT 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 34 CPD-2003GT 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.

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