HP GDM-FW9012 Service Manual
HP GDM-FW9012 Service Manual

HP GDM-FW9012 Service Manual

24-inch color monitor
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SERVICE MANUAL

( )
CRT
0.23 – 0.27 mm aperture grille pitch
24 inches measured diagonally
90-degree deflection
FD Trinitron
Approx. 482.1 × 308.2 mm (w/h)
Viewable image size
(19 × 12
22.5" viewing image
Resolution
Maximum (16:10)
Maximum (4:3)
Recommended (16:10)
Input signal levels
Video signal
SYNC signal
Standard image area
16:10
4:3
5:4
1
/
inches)
4
Horizontal: 2304 dots
Vertical: 1440 lines
Horizontal: 2048 dots
Vertical: 1536 lines
Horizontal: 1920 dots
Vertical: 1200 lines
Analog RGB: 0.700 Vp-p
(positive), 75 Ω
H/V separate or composite sync:
TTL 2 k Ω , Polarity free
Sync on Green: 0.3 Vp-p
(negative)
Approx. 474 × 296 mm (w/h)
× 11
3
3
(18
/
/
inches)
4
4
Approx. 395 × 296 mm (w/h)
5
× 11
3
(15
/
/
inches)
8
4
Approx. 370 × 296 mm (w/h)
× 11
5
3
(14
/
/
inches)
8
4
GDM-FW9012
N.Hemisphere Model
( )
SPECIFICATIONS
Deflection frequency*
AC input voltage/current
Power consumption
Operating temperature
Dimensions
Mass
Plug and Play
Supplied accessories
* Recommended horizontal and vertical timing condition
• Horizontal sync width duty should be more than 4.8% of
total horizontal time or 0.8 µs, whichever is larger.
• Horizontal blanking width should be more than 2.3 µsec.
• Vertical blanking width should be more than 450 µsec.
** If the input signal is Generalized Timing Formula (GTF)
compliant, the GTF feature of the monitor will automatically
provide an optimal image for the screen.
Design and specifications are subject to change without notice.
24-inch Color Monitor
Chassis No. SCC-L34E-A
G1W
CHASSIS
Horizontal: 30 to 121 kHz
Vertical: 48 to 160 Hz
100 to 240 V, 50/60 Hz, 2.2 – 1.2 A
Approx. 160 W (with no USB devices
connected)
10˚C to 40˚C
Approx. 571.5 × 500 ×522.5mm(w/h/
× 19
× 20
1
3
5
d) (22
/
/
/
inches)
2
4
8
Approx. 42 kg (92 lb 10 oz)
DDC1/DDC2B/DDC2Bi, GTF**
• Power cord (1)
• Video signal cable (1)
• USB cable (1)
• Exclusive Power Mac G3/G4
adapter (1)
• Warranty card (1)
• Notes on cleaning the screen's
surface (1)
• This instruction manual (1)
HP

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Summary of Contents for HP GDM-FW9012

  • Page 1: Service Manual

    GDM-FW9012 N.Hemisphere Model SERVICE MANUAL Chassis No. SCC-L34E-A CHASSIS SPECIFICATIONS 0.23 – 0.27 mm aperture grille pitch Deflection frequency* Horizontal: 30 to 121 kHz 24 inches measured diagonally Vertical: 48 to 160 Hz 90-degree deflection AC input voltage/current 100 to 240 V, 50/60 Hz, 2.2 – 1.2 A...
  • Page 2: Section 3 Adjustments

    2 hours with 4. Attach the wobbling coil to the designated part of the CRT neck. Ik equivalent to 30% of the average value. 5. Attach the sensor of the landing adjustment unit on the CRT surface. GDM-FW9012(E) 3-1...
  • Page 3 LT“, “LCC LB”, “LCC RT” and “LCC RB”. 12. Check that the DY is not tilting, and fix the purity Mg with a white pen. Fix However, the register adjustment must be limited within the wedges with RTV. following range. 128 ± 15 “LCC NS” GDM-FW9012(E) 3-2...
  • Page 4: Convergence Rough Adjustment

    CRT neck upon each other. 2-pole magnet (3) Make rough adjustment of the H and V direction convergence by using 4-fold poles magnet. H-TRP * Set so that the protruding parts of the 2 magnet rings agree with each other. GDM-FW9012(E) 3-3...
  • Page 5: Convergence Specification

    = 0.298 ± 0.015 Focus 1 (All White) 2. 6500K x = 0.313 ± 0.015 Focus 2 y = 0.329 ± 0.015 (All White) 3. 5000K x = 0.346 ± 0.015 y = 0.359 ± 0.015 (All White) GDM-FW9012(E) 3-4...
  • Page 6 +15V H. DY C HFBP IC504 HFBP +12V REG T505 IC503 S CAP CHANGE V RET +12V V RET S0-4, S6, S7 Q501, 506, 507, VSHAPE 510-513, 517, VSHAPE RY501 525,527 Q523 +12V RELAY DRV Q519 B-SS3536<AEP> -BD1-24 GDM-FW9012(E) 4-1...
  • Page 7 Q610 IC653 1W+5V REG T630 CN651 USB 7V REG SW D632 D680 USB 7V Q630 6.5V RECT IC652 TO US BOARD D633 STBY+5V REG CN2601 D631 VCC RECT IC651 HEATER REG PH630 VADJ HEATER SW Q671 IC680 B-SS3536<AEP>-BD3-24 GDM-FW9012(E) 4-2...
  • Page 8 HTR SW V RET HFBP VRET TO D BOARD ECO SW ECO SW V SAW RST V SAW RST V SHAPE CN505 HFBP HFBP HS OUT X001 24.756MHz V SHAPE +12V SC OUT +12V STBY+5V STBY+5V 1W+5V 1W+5V B-SS3536<AEP>-BD2-24 GDM-FW9012(E) 4-3...
  • Page 9 IR REF0 CONV OUT SCL1 V IN+2 V OUT2 V IN-2 V IN+1 CN3003 V OUT1 V IN -1 +15V +15V IC3006 MUTE -15V -15V RESET TO G BOARD MUTE SW CN655 STBY +5V Q3001-Q3005 (CONVERGENCE CONTROL) B-SS3536<AEP>-BD6-24 GDM-FW9012(E) 4-4...
  • Page 10 OVR-4 FLG1 FLG2 VOUT1 V BUS3 FUNCTION KEY POWER SW XOUT POW-3 Q2603 X2901 12MHz VOUT2 BRT- CN2905 POWER SW STBY+5V POW-4 Q2604 V BUS4 TH801 CONT CONT BRT+ (USB CONTROL) S801 TACTILE SW B-SS3536<AEP>-BD4-24 (USER CONTROL) B-SS3536<AEP>-BD5-24 GDM-FW9012(E) 4-5...
  • Page 11 STBY+5V CN602 1W+5V ECO SW (POWER SW) CN503 PWR SW +12V +12V AC L DGUS SW VRET VRET HTR SW AC N STBY+5V VSHAPE VSHAPE B-SS3536<AEP>-KESSENZU-24 CN803 CN804 CN802 (USB CONTROL) :S-MICR0 GREEN GREEN (H1) (H2) (USER CONTROL) GDM-FW9012(E) 4-6...
  • Page 12: Schematic Diagrams And Printed Wiring Boards

    ! are critical for safety. Replace only with part number specified. Note: Les composants identifiés par un tramé et une marque ! sont critiques pour la sécurité. Ne les remplacer que par une pièce portant le numéro spécifié. GDM-FW9012(E) 4-8...
  • Page 13 R031, R032 Source Transistor Drain (FET) Gate • Mounted N Board Source Transistor Drain (FET) Gate Source Transistor Drain (FET) Gate Emitter Transistor Collector Base – Discrete semiconductot Ver.1.6 (Chip semiconductors that are not actually used are included.) GDM-FW9012(E) 4-9...
  • Page 14 15k :CHIP C314 R330 R328 C450 :CHIP PWM4 R_BKG 470k B-SS3536<AEP>-A..-P1-24 4.7k D402 :CHIP 0.47 R219 :CHIP B:CHIP MA151WK-TX R419 15k :CHIP B:CHIP PWM0 PWM3 G_BKG X401 :CHIP R319 8MHz 15k :CHIP PWM1 PWM2 B_BKG R455 100k :CHIP GDM-FW9012( E) 4-10...
  • Page 15 2.2 Vp-p (8MHz) LEVEL Main 4bit ABL IN CONTRAST VCC=5V 8bit Sync On B SUB CONT 8bit INPUT (SOG) Green G SUB CONT 8bit R SUB CONT 8bit SOG Sep OUT GND (5V) 25 26 27 28 29 GDM-FW9012( E) 4-11...
  • Page 16: Schematic Diagram Of D Board

    V DRIVE 1/2W 1/2W VSHAP C720 2.7k VSHAPE :CHIP :CHIP :CHIP :CHIP Q706 2SA1037AK V DRIVE • D BOARD WAVEFORMS 4.5 Vp-p (H) 1.9 Vp-p (H) 1.25 kVp-p (H) 80.0 Vp-p (H) 54.5 Vp-p (H) 2.1 Vp-p (H) GDM-FW9012(E) 4-13...
  • Page 17: Schematic Diagram Of G Board

    :CHIP STBY+5V D692 R694 C692 R609 D681 AC N C630 1W+5V 1SS119 6.8k R687 470p RD5.6ESB2 :CHIP B:CHIP :CHIP CN601 B:CHIP ECO SW :CHIP TO D BOARD THP601 PWR SW CN502 DGUS SW R608 HTR SW :CHIP B-SS9327<NH>-G..-24 GDM-FW9012(E) 4-16...
  • Page 18: Schematic Diagram Of H Board

    :CHIP :CHIP :CHIP :CHIP D801 SPR-505MVWT31 TH801 R814 POWER BRT- 100k :CHIP CONT+ C806 S801 CONT- R815 R853 R852 :RN-CP BRT+ :CHIP :CHIP INPUT2 S811 R851 S812 :CHIP S813 :CHIP CN802 :S-MICRO RESET INPUT1 :CHIP (USER CONTROL) B-SS3536<AEP>-H..-24 GDM-FW9012(E) 4-18...
  • Page 19: Schematic Diagrams Of N (A, B, C) Board

    One sheet of D board circuit diagram is divided into three sheets, each having the code D-a to D-c. For example, the destination ab1 on the code D-a sheet is connected to ab1 on the D-b sheet. a b 1 Ref. No. Circuit diagram division code GDM-FW9012(E) 4-21...
  • Page 20 D_SCL VDD18 SCL2 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 OFFDET RESET B-SS9327<NH>-N..-P2-24 GDM-FW9012(E) 4-22...
  • Page 21 STBY+5V -15V +15V IC5401 IC5101 IC5301 IC5201 +15V LA6515 LA6510 LA6510 LA6515 V.S1 V.S1 V.S1 V.S1 OUT1 V.S2 OUT1 V.S2 OUT1 V.S2 OUT1 V.S2 OUT2 OUT2 OUT2 OUT2 -15V (H.V.CONV,LCC) B-SS9327<NH>-N..-P3-24 CN5001 CN5003 CN5002 :S-MICRO :S-MICRO :S-MICRO GDM-FW9012(E) 4-23...
  • Page 22: Schematic Diagram Of S Board

    C3002 C3004 EEP ROM B:CHIP B:CHIP B:CHIP B:CHIP B:CHIP 0.01 0.01 B:CHIP B:CHIP C3008 C3010 C3012 C3014 C3016 IC3006 0.01 0.01 0.01 0.01 0.01 PST9143NL B:CHIP B:CHIP B:CHIP B:CHIP B:CHIP RESET C3005 C3006 B:CHIP (DIGITAL CONVERGENCE CONTROL) B-SS9327<NH>-S..-24 GDM-FW9012(E) 4-25...
  • Page 23: Schematic Diagram Of Us Board

    C2923 B:CHIP IC2901 AVDD 0.01 TEST KC82C160SH R2906 C2904 B:CHIP VCOIN 0.01 USB CONT R2908 :CHIP B:CHIP 10k :CHIP CPOUT R2905 10k :CHIP PCONFIG2 B-SS3536<AEP>-US..-24 POW-4 POW_4 POW-3 POW_3 VDD-USB C2901 R2909 4.7K :CHIP C2902 B:CHIP (USB CONTROL) GDM-FW9012(E) 4-27...

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