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Silicon Graphics GDM-4011P Service Manual

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SERVICE MANUAL
REVISED
Picture tube
Viewable image size
Resolution
Standard image area
SPECIFICATIONS
0.31 mm phosphor trio pitch
20 inches measured diagonally
90-degree deflection
Approx. 387 × 292 mm (w/h)
× 11
1
1
(15
/
/
inches)
4
2
19.0" viewing image
Horizontal: Max. 1600 dots
Vertical: Max. 1200 lines
Approx. 373 × 280 mm (w/h)
× 11
3
1
(14
/
/
inches)
4
8
or
Approx. 350 × 280 mm (w/h)
× 11
7
1
(13
/
/
inches)
8
8
GDM-4011P
N.Hemisphere Model
S.Hemisphere Model
Deflection frequency
Horizontal: 30 to 96 kHz
Vertical: 48 to 160 Hz
AC input voltage/current
100 to 240 V, 50 – 60 Hz, 1.7 – 1.2 A
Power consumption
Max. 150 W
472 × 490 × 500 mm (w/h/d)
Dimensions
(18
Mass
Approx. 28 kg (61 lb 7 oz)
Design and specifications are subject to change without
notice.
COLOR GRAPHIC DISPLAY
No. SCC-L03B-A
N3
CHASSIS
× 19
× 19
5
3
3
/
/
/
inches)
8
8
4
http://www.Datasheet4U.com

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  • Page 1 GDM-4011P SERVICE MANUAL N.Hemisphere Model S.Hemisphere Model REVISED No. SCC-L03B-A CHASSIS SPECIFICATIONS Picture tube 0.31 mm phosphor trio pitch Deflection frequency Horizontal: 30 to 96 kHz 20 inches measured diagonally Vertical: 48 to 160 Hz 90-degree deflection AC input voltage/current Approx.
  • Page 2 GDM-4011P POWER SAVING FUNCTION This monitor is capable of three states of reduced power consumption. By sensing the absence of video signals and one or both sync signals coming from the host computer, it will reduce power consumption as follows.
  • Page 3 GDM-4011P SAFETY CHECK-OUT (US Model only) After correcting the original service problem, perform the Measuring the voltage drop across a resistor by means of a following safety checks before releasing the set to the customer: VOM or battery-operated AC voltmeter. The “limit” indica- Check the area of your repair for unsoldered or poorly-sol- tion is 0.75 V, so analog meters must have an accurate low-...

  • Page 4: Table Of Contents

    GDM-4011P TABLE OF CONTENTS Section Title Page 1. GENERAL ..............2. DISASSEMBLY 2-1. Cabinet Removal ..........2-2. D Board Removal ..........2-3. G Board Removal ..........2-4. A Board Removal ..........2-5. I/O Terminal Board Assy Removal ....2-6. Service Position ..........
  • Page 5 Getting Started Getting Started Customizing Your Monitor Customizing Your Monitor Before adjusting Identifying Parts and Controls Introducing the On-screen • Connect the monitor and the computer, and turn them on. • Select “ LANG” in the MENU OSD, then select Display System See the pages in parentheses for further details.
  • Page 6 Getting Started Customizing Your Monitor Customizing Your Monitor Navigating the MENU on-screen display Using the CENTER On-screen Using the SIZE On-screen Display Using the GEOM (Geometry) On- Display screen Display Select a link using the ¨./> and >?// buttons in the The SIZE settings allow you to adjust the size of the picture.
  • Page 7 Getting Started Customizing Your Monitor Customizing Your Monitor Press the >?// buttons to adjust the settings. Using the ZOOM On-screen Using the COLOR On-screen Using the SCREEN On-screen Display Display Display The ZOOM settings allow you to enlarge or reduce the You can change the monitor’s color temperature.
  • Page 8 Getting Started Customizing Your Monitor Customizing Your Monitor Press the >?// buttons to adjust the settings. Changing the on-screen display position Setting the power saving delay time Using the OPTION On-screen Display You can change the OSD position (for example, when you You can set the delay time before the monitor enters the want to adjust the picture behind the OSD).
  • Page 9 Technical Features Customizing Your Monitor Technical Features Getting Started Customizing Your Monitor Locking the controls Using the LANG (Language) On- Resetting the Adjustments Preset Modes screen Display The control lock function disables all of the buttons on the Factory adjusted Timing Modes Resetting an adjustment item front panel except the u (power) switch and the button.
  • Page 10 Additional Additional Information Information Getting Started Additional Information 1 The input signal condition Symptom Check these items Warning Messages “OUT OF SCAN RANGE” indicates that the input signal You cannot adjust the • If the control lock function is set to on, set it to off using the OPTION OSD (page 15). is not supported by the monitor’s specifications.

  • Page 11: Disassembly

    GDM-4011P SECTION 2 DISASSEMBLY 2-1. CABINET REMOVAL Four screws (+ BVTP 4 x 16) Two screw covers Three screws (+ BVTT 4 x 8) Top cover Cabinet Six screws (+ BVTT 4 x 8) Video shield 2-2. D BOARD REMOVAL...

  • Page 12: G Board Removal

    GDM-4011P 2-3. G BOARD REMOVAL Two screws Two screws (+ BVTT 4 x 8) (+BVTP 3 x 10) Screw (Ext tooth washer M4) G shield G board Three hooks Open the G block in the direction Two printed circuit board holders of the arrow .

  • Page 13: I/O Terminal Board Assy Removal

    GDM-4011P 2-5. I/O TERMINAL BOARD ASSY REMOVAL CN401 CN511 CN402 Three screws (+ BVTT 3 x 8) I/O terminal board assy 2-6. SERVICE POSITION CAUTION : SHORT D,G boards Rear shield If the claw is hooked, opening and closing the board is impossible.

  • Page 14: H And J Boards Removal

    GDM-4011P 2-7. H AND J BOARDS REMOVAL Four screws (Tapping screw 5) Screw (+ BVTP 4 x 16) Hook (20) CN891 CN801 Claw Claw J board Two screws Claw (+ BVWHTP 3 x 12) H board Screw (+ BVTP 4 x 16)
  • Page 15 GDM-4011P • INSTALLED POSITION OF THE ANODE-CAP • Install the anode cap as shown a figure. TOP VIEW Anode cap Purse lock Deflection yoke Top cover • REMOVAL OF 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 CR T, after removing the anode.

  • Page 16: Safety Related Adjustment

    GDM-4011P SECTION 3 SAFETY RELATED ADJUSTMENT When replacing or repairing the shown below table, the a) HV Regulator Circuit Check following operational checks must be performed as a 1) Confirm that the voltage of the pin 2 of CN901 on D safety precaution against X-rays emissions from the unit.

  • Page 17: Adjustments

    GDM-4011P SECTION 4 ADJUSTMENTS • Landing Rough Adjustment Adjust the green of corners 1 to 4, and center 6 to ±5 µm, and red 1. Enter the full white signal. (or the full black dots signal). and blue to within ±7 µm of green, and the difference between 2.
  • Page 18 GDM-4011P Connect the communication cable of the computer to the connector located on the D board on the monitor. Run the service software and then follow the instruction. 1-690-391-21 A-1500-819-A 3-702-691-01 Interface Unit Connector Attachment IBM AT Computer To BUS CONNECTOR...

  • Page 19: Block Diagrams

    SECTION 5 DIAGRAMS 5-1. BLOCK DIAGRAMS (U-COM,DEFLECTION) CN504 (POWER SUPPLY) POWER (POWER SW) HTR_SW IC012 CN891 CN605 STBY 8V AC L OUT AC L OUT CN511 HOST+5V_1 AC L IN AC L IN HOST+5V_2 V CLK C.SYNC_1 S891 V.SYNC_1 IC630 POWER F601 C.SYNC_2...
  • Page 20 5-2. FRAME SCHEMATIC DIAGRAM CONNECTOR PANEL R IN 1 R_GND1 G IN 1 CN401 13W3 G_GND1 WHT-L B IN 1 :S-MICRO 5 4 3 2 1 B_GND1 10 9876 C BLOCK R IN 2 R_GND2 CN402 G IN 2 WHT-L G_GND2 :S-MICRO B IN 2...

  • Page 21: Schematic Diagrams And Printed Wiring Boards

    (1) Schematic Diagrams of G, H and J Boards POWER SUPPLY USER CONTROL POWER SW • G BOARD VOLTAGE LIST — H BOARD (Conductor side) — Ref. Pin No. Voltage [V] Ref. Pin No. Voltage [V] C810 C811 D800 D801 D804 0.01 IC610...

  • Page 22: Schematic Diagram Of D Board

    (2) Schematic Diagram of D Board ROTATION SUB ROT- SUB ROT+ CN509 V.STAT+ :S-MICRO V.STAT- D026 D027 D028 D029 D021 D023 MA153 MA153 MA153 MA153 UDZ-TE-17-5.1B UDZ-TE-17-5.1B CN511 -15V VCLK1 HOST+5V_1 HOST+5V_2 -15V R727 :S-MICRO VCLK2 D022 D024 R720 R776 1/2W MA151WK-TX MA151WK-TX...
  • Page 23 µ-COM, • D BOARD SEMICONDUCTOR LOCATION — D BOARD (Conductor Side) — — D BOARD (Component Side) — DEFLECTION D010 B–1 D012 A–1 Conductor Component Side Side D013 C–5 D015 C–5 IC001 C–5 D016 C–5 IC002 B–5 D019 B–1 IC003 B–2 B–4 D020...
  • Page 24 VIDEO AMP RGB OUT • A BOARD — A BOARD (Conductor Side) — — A BOARD (Component Side) — SEMICONDUCTOR LOCATION Conductor Component Side Side IC401 A–3 IC402 A–2 A–3 IC403 A–2 A–2 IC404 B–3 IC405 A–1 IC406 C–1 C–3 IC408 C–1 C–3...

  • Page 25: Schematic Diagram Of A Board

    (3) Schematic Diagram of A Board IC401 IC402 IC403 C412 M52755FP RGB SW M52722P RGB PRE-AMP 0.01 FA4111 BLOCK C101 C419 C312 0.01 B:CHIP B:CHIP RGB OUT STBY+5V +12V C102 R475 B:CHIP 47 25V C305 R339 R314 R122 :CHIP C322 0.01 V901 C201...

  • Page 26: Semiconductors

    5-5. SEMICONDUCTORS BA10358F-E2 FA4111 MB90553PF-G-106 TME757 IRLI530G NJM4558M TC7W04FU µPC4558G2 24LC16BT/SN 24LC21A/SN INDEX IRSY5305 MC33262 DTA114GKAT146 2SA1049-GR MM1170BFB DTA124EKA-T146 2SC2458-YGR DTC114GKA 2SC2459-GR DTC114GKAT146 DTC124EK BA9756FS-E2 DTC124EKA-T146 M62352GP-75E 2SA1036K-Q M62352GP-75ED 2SA1036K-T-146-Q 2SA1037K-T-146-QR 2SA1162G 2SA1462-Y33 MARKING SIDE VIEW 2SA1738-TX LA6500-FA 2SB709A-QRS-TX M52348FP 2SC1623-L5L6 2SA1091-O 2SC2412K-T-146-QR...
  • Page 27 2SC2362KG-AA AG01A-V1 D2L20U MA151WK SB560 ERA91-02 EGP20G 1SS184 S2LA20F RGP02-17EL-6433 RGP02-17PKG23 CATHODE MARK RGP02-20EG23 CATHODE RGP15GPKG23 UF4005PKG23 CATHODE ANODE 2SC3209LK YG911S3R MA153 1SS226 DTZ-TT11-16B ANODE DTZ-TT11-30A DTZ13B DTZ24B D2S4MF DTZ4.7C D2S4MTA1 DTZ5.1B CATHODE MA111 RD12SB2 ANODE CATHODE UDZ-TE-17-12B UDZ-TE-17-13B 2SC3997CA 1PS226-115 UDZ-TE-17-16B UDZ-TE-17-24B...

  • Page 28: Exploded Views

    GDM-4011P SECTION 6 EXPLODED VIEWS • Items with no part number and no • Items marked " * " are not stocked since The components identified by shading description are not stocked because they they are seldom required for routine ¡...

  • Page 29: Picture Tube

    GDM-4011P 6-2. PICTURE TUBE The components identified by shading Les composants identifiés per un tramé ¡ ¡ and mark are critical for safety. 7-685-663-71 +BVTP 4X16 et une marque sont critiques pour la Replace only with part number specified. sécurité. Ne les remplacer que par une ¢...

  • Page 30: Packing Materials

    GDM-4011P 6-3. PACKING MATERIALS REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK * 3-861-068-01 MANUAL, INSTRUCTIONS * 4-041-927-31 BAG, POLYETHYLENE [NH for Japan-made set] [NH for Japan-made set] * 3-861-068-11 MANUAL, INSTRUCTIONS * 4-047-293-01 BAG, POLYETHYLENE [ NH for USA-made set]...

  • Page 31: Electrical Parts List

    GDM-4011P SECTION 7 Les composants identifiés per un tramé The components identified by shading ¡ ¡ et une marque sont critiques pour la and mark are critical for safety. ELECTRICAL PARTS LIST Replace only with part number specified. sécurité. Ne les remplacer que par une piéce portant le numéro spécifié.
  • Page 32 GDM-4011P Les composants identifiés per un tramé The components identified by shading ¡ ¡ et une marque sont critiques pour la and mark are critical for safety. Replace only with part number specified. sécurité. Ne les remplacer que par une piéce portant le numéro spécifié.
  • Page 33 GDM-4011P Les composants identifiés per un tramé The components identified by shading ¡ ¡ et une marque sont critiques pour la and mark are critical for safety. Replace only with part number specified. sécurité. Ne les remplacer que par une piéce portant le numéro spécifié.
  • Page 34 GDM-4011P Les composants identifiés per un tramé The components identified by shading ¡ ¡ et une marque sont critiques pour la and mark are critical for safety. A(g) Replace only with part number specified. sécurité. Ne les remplacer que par une piéce portant le numéro spécifié.
  • Page 35 GDM-4011P Les composants identifiés per un tramé The components identified by shading ¡ ¡ et une marque sont critiques pour la and mark are critical for safety. Replace only with part number specified. sécurité. Ne les remplacer que par une piéce portant le numéro spécifié.
  • Page 36 GDM-4011P Les composants identifiés per un tramé The components identified by shading ¡ ¡ et une marque sont critiques pour la and mark are critical for safety. Replace only with part number specified. sécurité. Ne les remplacer que par une piéce portant le numéro spécifié.
  • Page 37 GDM-4011P Les composants identifiés per un tramé The components identified by shading ¡ ¡ et une marque sont critiques pour la and mark are critical for safety. Replace only with part number specified. sécurité. Ne les remplacer que par une piéce portant le numéro spécifié.
  • Page 38 GDM-4011P Les composants identifiés per un tramé The components identified by shading ¡ ¡ et une marque sont critiques pour la and mark are critical for safety. Replace only with part number specified. sécurité. Ne les remplacer que par une piéce portant le numéro spécifié.
  • Page 39 GDM-4011P Les composants identifiés per un tramé The components identified by shading ¡ ¡ et une marque sont critiques pour la and mark are critical for safety. Replace only with part number specified. sécurité. Ne les remplacer que par une piéce portant le numéro spécifié.
  • Page 40 GDM-4011P Les composants identifiés per un tramé The components identified by shading ¡ ¡ et une marque sont critiques pour la and mark are critical for safety. Replace only with part number specified. sécurité. Ne les remplacer que par une piéce portant le numéro spécifié.
  • Page 41 GDM-4011P Les composants identifiés per un tramé The components identified by shading ¡ ¡ et une marque sont critiques pour la and mark are critical for safety. Replace only with part number specified. sécurité. Ne les remplacer que par une piéce portant le numéro spécifié.
  • Page 42 GDM-4011P Les composants identifiés per un tramé The components identified by shading ¡ ¡ et une marque sont critiques pour la and mark are critical for safety. Replace only with part number specified. sécurité. Ne les remplacer que par une piéce portant le numéro spécifié.
  • Page 43 GDM-4011P Les composants identifiés per un tramé The components identified by shading ¡ ¡ et une marque sont critiques pour la and mark are critical for safety. Replace only with part number specified. sécurité. Ne les remplacer que par une piéce portant le numéro spécifié.

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