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IBM 6558-03N Service Manual

Summary of 6558-03N

  • Page 1

    Chassis service manual specifications 6558-03n/03s/43n/43s n3 color monitor 6558-03n/43n us model canadian model aep model japan model 6558-03s/43s s. Hemisphere model picture tube 0.25 – 0.27 mm aperture grille pitch 21 inches measured diagonally 90-degree deflection viewable image size approx. 403...

  • Page 2

    6558-03n/03s/43n/43s – 2 – leakage test the ac leakage from any exposed metal part to earth ground and from all exposed metal parts to any exposed metal part hav- ing a return to chassis, must not exceed 0.5 ma (500 microampers). Leakage current can be measured by any one of three methods. 1. A comm...

  • Page 3: 6558-03N/03S/43N/43S

    6558-03n/03s/43n/43s – 3 – power saving function failre +b failure horizontal / vertical deflection failure, thermal protector abl protector hv failure aging / self test power led orange → off (0.5 sec) (0.5 sec) orange → off (1.5 sec) (0.5 sec) orange → off (0.5 sec) (1.5 sec) orange → off → orange...

  • Page 4: 6558-03N/03S/43N/43S

    6558-03n/03s/43n/43s – 4 – timing specification mode test mode mode at mode 1 mode 2 mode 3 mode 4 mode 5 mode 6 mode 7 mode 8 production resolution 656 x 496 640 x 480 800 x 600 1024 x 768 1280 x 1024 1280 x 1024 1600 x 1200 1600 x 1200 clock 25.175 mhz 36.000 mhz 56.250 mhz 94.500 mhz 135.000 mhz ...

  • Page 5: 6558-03N/03S/43N/43S

    6558-03n/03s/43n/43s – 5 – note: hand degauss must be used on stand-by or power-off condition. This model has an automatic earth magnetism correction function by using an earth magnetism sensor and a lcc coil. When using a hand degauss while monitor (lcc coil) is being operated, it sometimes gets ma...

  • Page 6

    Section 1 general the operating instructions mentioned here are partial abstracts from the operating instruction manual. The page numbers of the operating instruction manual remain as in the manual. 1-1 2 getting started warning on power connection • use an appropriate power cord for your local powe...

  • Page 7

    1-2 4 getting started to a power outlet to ac in power cord setup this monitor works with platforms running at horizontal frequencies between 30 and 107 khz. Step 1: connect the monitor to the computer with the computer switched off, connect the video signal cable to the video output of the computer...

  • Page 8

    1-3 6 getting started horizontal frequency* vertical frequency* before adjusting • connect the monitor and the computer, and turn them on. • select “ lang” in the menu osd, then select “english” (see page 14). Adjusting the picture brightness and contrast once the setting is adjusted, it will be sto...

  • Page 9

    1-4 8 customizing your monitor using the geom (geometry) on- screen display the geom (geometry) settings allow you to adjust the shape and orientation of the picture. Once the rotation is adjusted, it will be stored in memory for all input signals received. All other adjustments will be stored in me...

  • Page 10

    1-5 10 customizing your monitor using the screen on-screen display you can adjust convergence settings to eliminate red or blue shadows that may appear around objects on the screen. Adjust the cancel moire function to eliminate wavy or elliptical patterns that may appear on the screen. Adjust the la...

  • Page 11

    1-6 12 customizing your monitor using the option on-screen display the option osd allows you to manually degauss the screen and adjust settings such as the osd position and power saving delay time. It also allows you to lock the controls. Degaussing the screen the monitor screen is automatically deg...

  • Page 12

    1-7 14 customizing your monitor using the lang (language) on- screen display english, french, german, spanish and japanese versions of the osds are available. 1 press the button. The menu osd appears. 2 press the ¨./> and >?// buttons to select “ lang,” and press the button again. The language osd a...

  • Page 13

    1-8 16 additional information warning messages if there is something wrong with the input signal, one of the following messages appears. Additional information 1 the input signal condition “out of scan range” indicates that the input signal is not supported by the monitor’s specifications. “no input...

  • Page 14: Self-Diagnosis Function

    1-9 18 additional information self-diagnosis function this monitor is equipped with a self-diagnosis function. If there is a problem with your monitor or computer(s), the screen will go blank and the u indicator will either light up green or flash orange. If the u u u u u indicator is green 1 remove...

  • Page 15: 6558-03N/03S/43N/43S

    6558-03n/03s/43n/43s 2-1. Cabinet removal section 2 disassembly 2-2. D board removal 2-1 top cover four screws (+ bvtt 4 x 8) four screws (+ bvtt 4 x 8) video shield 4 5 6 8 two screw covers cabinet 3 four screws (+ bvtp 4 x 16) 2 1 two claws two screw covers 7 two screws (+ bvtt 4 x 8) two screws (...

  • Page 16: 6558-03N/03S/43N/43S

    6558-03n/03s/43n/43s 2-3. G board removal 2-4. A board removal 2-2 two screws (+ bvtt 4 x 8) three hooks two screws (+bvtp 3 x 10) g shield g board open the g block in the direction of the arrow . And remove of the arrow . A b two printed circuit board holders a b 7 1 screw (+ bvtt 4 x 8) 3 2 4 5 6 ...

  • Page 17: 6558-03N/03S/43N/43S

    6558-03n/03s/43n/43s 2-5. L board removal 2-6. I/o terminal board assy removal 2-3 l board four printed circuit board holders 1 2 cn5001 cn5002 cn5004 cn5003 three screws (+ bvtt 3 x 8) 1 i/o terminal board assy 2 cn511 cn401 cn402.

  • Page 18: 6558-03N/03S/43N/43S

    6558-03n/03s/43n/43s 2-7. Service position 2-8. H and j boards removal 2-4 d board (refer to 2-2.) rear shield d,g boards a board (refer to 2-4.) g board (refer to 2-3.) caution : short if the claw is hooked, opening and closing the board is impossible. Do not try to do it by force. If the claw is h...

  • Page 19

    6558-03n/03s/43n/43s 3 when one side of the rubber cap is separated from the anode button, the anode-cap can be removed by turning up the rubber cap and pulling up it in the direction of the arrow c . • how to handle an anode-cap 1 don’t hurt the surface of anode-caps with shartp shaped material! 2 ...

  • Page 20

    6558-03n/03s/43n/43s when replacing or repairing the shown below table, the following operational checks must be performed as a safety precaution against x-rays emissions from the unit. A) hv regulator circuit check 1) confirm that the voltage of the pin 2 of cn901 on d board is within the voltage r...

  • Page 21: 6558-03N/03S/43N/43S

    6558-03n/03s/43n/43s section 4 adjustments • landing rough adjustment 1. Enter the full white signal. (or the full black dots signal). 2. Adjust the contrast to the maximum. 3. Make the screen monogreen. Note: off the outputs from r ch and b ch of sg. 4. Reverse the dy, and adjust coarsely the purit...

  • Page 22: 6558-03N/03S/43N/43S

    6558-03n/03s/43n/43s 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. Ibm at computer as a jig 1-690-391-21 1 a-1500-819-a interface unit 2 *the parts above ( ) are necessary for das adju...

  • Page 23

    5-1 5-2 5-3 section 5 diagrams 5-1. Block diagrams 2 3 4 5 5 6 7 8 9 1 2 3 4 5 6 7 8 9 10 3 4 1 2 h conv v conv vx vy h stat(+) h stat(-) v stat(+) v stat(-) cn5004 cn5003 cn5002 cn5001 ic5101(1/2) ic5101(2/2) ic5201 6 4 6 4 6 4 1 7 3 7 3 7 3 2 9 1 9 1 9 1 4 rotation h stat v stat h stat(+) h stat(-...

  • Page 24

    5-4 5-5 5-6 1 2 8 4 3 1 6 2 4 3 1 2 3 4 5 6 7 8 5 4 3 2 1 11 9 8 6 4 3 2 1 j rotation(-) rotation(+) cn509 - + v.S2 +15v ic701 current amp 9 13 11 1 8 12 10 2 ic013 vs1 cs1 vs2 cs2 dmp clk dmp do dmp di dmp id 39 38 46 7 45 9 11 10 12 6 41 43 42 44 33 ic007 clp out cblk out song video input_sel clk ...

  • Page 25

    5-7 5-8 5-9 5-4. Schematic diagrams and printed wiring boards note: the components identified by shading and mark ! Are critical for safety. Replace only with part number specified. Note: les composants identifiés per un tramé et une marque ! Sont critiques pour la sécurité. Ne les remplacer que par...

  • Page 26

    5-10 5-11 5-12 • d board semiconductor location component ( ) side q660 d–2 2 q661 d–2 2 q701 d–1 d–4 – q703 c–1 c–4 – q704 c–1 c–4 – q705 c–1 c–4 – q706 d–1 d–4 – q707 d–3 2 q708 c–1 c–3 – q901 c–2 1 q902 a–3 2 q904 c–2 1 q905 c–3 2 q908 d–2 d–3 – q909 c–2 c–3 – q911 d–3 2 diode * d004 e–2 7 d007 e...

  • Page 27

    5-13 5-14 5-15 5-16 (1) schematic diagram of d board ref. Pin no. Voltage [v] ref. Pin no. Voltage [v] • d board voltage list 11 0 12 11.2 15 0 16 8.4 19 9.2 q003 b 5.1 c 0 e 5.7 q005 b 2.5 c 0 e 3.1 q501 b 11.2 c 13.8 e 10.8 q502 b 0.2 c 11.2 q503 b 11.2 e 10.9 q504 b 2.5 c 12.0 e 2.5 q505 b 2.5 e ...

  • Page 28

    5-17 5-18 5-19 5-20 (2) schematic diagrams of g, ga, h, j and l boards • ga board voltage list ref. Pin no. Voltage [v] ic7501 1 2.6 2 2.5 3 1.7 4 0.2 5 0 7 8.6 q7501 b 14.0 c 0 e 14.0 q7502 b 0.7 c 0.1 q7503 b 0 c 14.0 q7504 b 13.4 schematic diagram Ò d d d d d board schematic diagrams g g g g g(ga...

  • Page 29

    5-21 5-22 5-23 schematic diagram a a a a a board l g power supply h user control (ga) power sensor — g board — — h board — l v.Stat, h.Stat, llc, geo magnetic sensor — l board (conductor side) — — l board (component side) — — ga board — ga board terminal name of semiconductors in silk screen printed...

  • Page 30

    +5v +5v +12v +200v +80v +200v 1 2 4 3 5 6 8 9 7 1 2 3 4 5 6 1 2 3 4 5 6 7 8 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 1 2 3 4 5 6 7 1 2 3 4 5 6 7 8 9 10 11 12 13 14 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 1...

  • Page 31

    Component ( ) side conductor ( ) side 5-27 5-28 — a board (conductor side) — 1 2 3 a b c d — a board (component side) — 1 2 3 a b c d a video amp rgb out • a board semiconductor location component ( ) side conductor ( ) side * : refer to terminal name of semiconductors in silk screen printed circuit...

  • Page 32

    5-4. Semiconductors 5-29.

  • Page 33

    5-30

  • Page 34: 6558-03N/03S/43N/43S

    6558-03n/03s/43n/43s • items marked " * " are not stocked since they are seldom required for routine service. Some delay should be anticipated when ordering these items. • items with no part number and no description are not stocked because they are seldom required for routine service. • the constru...

  • Page 35: 6558-03N/03S/43N/43S

    6558-03n/03s/43n/43s 6-2. Picture tube p 7-685-663-71 +bvtp 4x16 ¢ 7-685-881-09 +bvtt 4x8 7-685-883-01 +bvtt 4x12 π ref.No. Part no. Description remark ref.No. Part no. Description remark 6-2 51 ! 8-738-796-81 itc assy (21srg-r2) [03n/43n] 52-54, 71 51 ! 8-738-799-81 itc assy (21srg-rs2) [03s/43s] 5...

  • Page 36

    Ref.No. Part no. Description remark ref.No. Part no. Description remark the components identified by shading and mark ¡ are critical for safety. Replace only with part number specified. Les composants identifiés per un tramé et une marque ¡ sont critiques pour la sécurité. Ne les remplacer que par u...

  • Page 37

    Ref.No. Part no. Description remark ref.No. Part no. Description remark the components identified by shading and mark ¡ are critical for safety. Replace only with part number specified. Les composants identifiés per un tramé et une marque ¡ sont critiques pour la sécurité. Ne les remplacer que par u...

  • Page 38

    Ref.No. Part no. Description remark ref.No. Part no. Description remark the components identified by shading and mark ¡ are critical for safety. Replace only with part number specified. Les composants identifiés per un tramé et une marque ¡ sont critiques pour la sécurité. Ne les remplacer que par u...

  • Page 39

    Ref.No. Part no. Description remark ref.No. Part no. Description remark the components identified by shading and mark ¡ are critical for safety. Replace only with part number specified. Les composants identifiés per un tramé et une marque ¡ sont critiques pour la sécurité. Ne les remplacer que par u...

  • Page 40

    Ref.No. Part no. Description remark ref.No. Part no. Description remark the components identified by shading and mark ¡ are critical for safety. Replace only with part number specified. Les composants identifiés per un tramé et une marque ¡ sont critiques pour la sécurité. Ne les remplacer que par u...

  • Page 41

    Ref.No. Part no. Description remark ref.No. Part no. Description remark the components identified by shading and mark ¡ are critical for safety. Replace only with part number specified. Les composants identifiés per un tramé et une marque ¡ sont critiques pour la sécurité. Ne les remplacer que par u...

  • Page 42

    Ref.No. Part no. Description remark ref.No. Part no. Description remark the components identified by shading and mark ¡ are critical for safety. Replace only with part number specified. Les composants identifiés per un tramé et une marque ¡ sont critiques pour la sécurité. Ne les remplacer que par u...

  • Page 43

    Ref.No. Part no. Description remark ref.No. Part no. Description remark the components identified by shading and mark ¡ are critical for safety. Replace only with part number specified. Les composants identifiés per un tramé et une marque ¡ sont critiques pour la sécurité. Ne les remplacer que par u...

  • Page 44

    Ref.No. Part no. Description remark ref.No. Part no. Description remark the components identified by shading and mark ¡ are critical for safety. Replace only with part number specified. Les composants identifiés per un tramé et une marque ¡ sont critiques pour la sécurité. Ne les remplacer que par u...

  • Page 45

    Ref.No. Part no. Description remark ref.No. Part no. Description remark the components identified by shading and mark ¡ are critical for safety. Replace only with part number specified. Les composants identifiés per un tramé et une marque ¡ sont critiques pour la sécurité. Ne les remplacer que par u...

  • Page 46

    Ref.No. Part no. Description remark ref.No. Part no. Description remark the components identified by shading and mark ¡ are critical for safety. Replace only with part number specified. Les composants identifiés per un tramé et une marque ¡ sont critiques pour la sécurité. Ne les remplacer que par u...

  • Page 47

    Ref.No. Part no. Description remark ref.No. Part no. Description remark the components identified by shading and mark ¡ are critical for safety. Replace only with part number specified. Les composants identifiés per un tramé et une marque ¡ sont critiques pour la sécurité. Ne les remplacer que par u...

  • Page 48

    Ref.No. Part no. Description remark ref.No. Part no. Description remark the components identified by shading and mark ¡ are critical for safety. Replace only with part number specified. Les composants identifiés per un tramé et une marque ¡ sont critiques pour la sécurité. Ne les remplacer que par u...

  • Page 49

    Ref.No. Part no. Description remark ref.No. Part no. Description remark the components identified by shading and mark ¡ are critical for safety. Replace only with part number specified. Les composants identifiés per un tramé et une marque ¡ sont critiques pour la sécurité. Ne les remplacer que par u...

  • Page 50

    Ref.No. Part no. Description remark ref.No. Part no. Description remark the components identified by shading and mark ¡ are critical for safety. Replace only with part number specified. Les composants identifiés per un tramé et une marque ¡ sont critiques pour la sécurité. Ne les remplacer que par u...

  • Page 51

    Ref.No. Part no. Description remark ref.No. Part no. Description remark the components identified by shading and mark ¡ are critical for safety. Replace only with part number specified. Les composants identifiés per un tramé et une marque ¡ sont critiques pour la sécurité. Ne les remplacer que par u...

  • Page 52: Service Manual

    Service manual color monitor 6558-03n/03s/43n/43s 6558-03n/43n us model canadian model aep model japan model 6558-03s/43s s. Hemisphere model correction-1 file this correction with the service manual. Correct incorrect section 6 exploded views (see page 6-2 and 6-3) q : indicates corrected port ion ...