⟦1092b3694⟧

RcTekst


╱04002d4e0a0006000000000301413100000000000000000000000000000000000000000000000000050f19232d37414b555f69737d8791ff04╱
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┆06┆RC45 MONITOR QUALIFICATION↲
┆06┆AMBER/PAPERWHITE↲
┆06┆REVISION 1.↲
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┆06┆MOGENS VERNER PEDERSEN↲
┆06┆RC COMPUTER↲
┆06┆5. FEBRUARY, 1985.↲
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┆05┆RCSL No: 991 10025↲
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┆81┆↲

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┆14┆┆b3┆┆a1┆RC45 Monitor Qualification ┆05┆RC45 Amber/Paperwhite↲
┆15┆┆b3┆SAMPO CORP.: ┆a1┆                 ┆e1┆┆05┆RC COMPUTER ┆a1┆                ↲
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Reference specification↲
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1. Delphi Amber monochrome monitor PN 991 10015↲
   1.a Delphi Paperwhite monochrome monitor PN 991 10016↲
2. Test specification↲
3. Test specification for power supply control.↲
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Equipment:↲
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A. Colour specification for P-134, for PC167 and PC171.↲
B. Plexiglass-plane equipped with measurement-grid.↲
C. ┆84┆Data Control board and +5V power supply. Dummy load for +5V ↓
┆19┆┆83┆┄┄from Monitor.↲
D. ┆84┆Plastic overlay designed especially for this purpose or Front ↓
┆19┆┆83┆┄┄bessel equipped to mount directly on the Tupe.↲
   Data control board filling the screen with H'es.↲
E. Special tool (Flexible gauge).↲
F. Lux meter.↲
G. Dummy load.↲
H. Vario transformer.↲
J. 2 digital Volt meters.↲
K. Oscilloscope.↲
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This qualification paper references to the Delphi Monochrome ↓
monitor specifications for Amber or Paperwhite, dated February ↓
5'th 1985. (PN: 991 10015 and PN: 991 10016).↲
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┆a1┆2.1 CRT PHOSPHORS↲
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Equipment: Ref. A.↲
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Phosphor specified: ┆84┆P134 for amber and P171 (or equivalent) for ↓
┆19┆┆94┆┄┄paperwhite.↲
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Used phosphor type:↲
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┆8c┆┆83┆┆d4┆↓
Conclusion: (Major Error)↲
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┆a1┆2.3 CRT FACE↲
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Tube Specification: Anli-reflection, Chemical edged, Dark tinted↓
glass.↲
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Tube finish:↲
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Conclusion: (Major Error)↲
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┆a1┆2.6 Active Area↲
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Test equipment: Ref. C and E↲
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Test Specification: Ref. 2↲
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┆8c┆┆84┆┆a8┆↓
Measurement:↲
   Width of active area               mm↲
   Height of active area              mm↲
   Limits: ┆a1┆+┆e1┆ 5 mm↲
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Comments:↲
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Conclusion: (Major Error).↲
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┆a1┆2.4.1 PIN AND BARREL DISTORTION↲
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Test equipment: Ref. B↲
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Test specification: Ref. 2.↲
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Measurements:↲
╞	╞	Max T:╞	        mm↲
╞	╞	Max S:╞	        mm↲
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Limit: 2mm↲
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Comments:↲
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Conclusion: (Between 2 and 4 mm Minor Error else Major Error).↲
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┆b0┆┆f0┆┆a1┆2.4.2 TRAPEZODIAL DISTORTION↲
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Test equipment: Ref. B.↲
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Test specification: Ref. 2. ↲
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Measurements:↲
╞	╞	V : ╞	╞	mm↲
╞	╞	╞	╞	╞	V-V': ┆05┆mm↲
╞	╞	V':      ╞	╞	mm↲
╞	╞	W :╞	╞	mm↲
╞	╞	╞	╞	╞	W-W':┆05┆mm↲
╞	╞	W':╞	╞	mm↲
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Limit: 2 mm↲
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Comments:↲
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Conclusion: (Between 2 and 4 mm Minor Error else Major error.↲
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┆a1┆2.4.3 PARALLELOGRAM DISTORTION↲
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Test equipment: Ref. B.↲
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Test specification: Ref. 2. ↲
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Measturements:↲
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╞	╞	P :╞	╞	mm↲
╞	╞	╞	╞	╞	P-P':┆05┆mm↲
╞	╞	P':╞	╞	mm↲
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Limit: 2 mm↲
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Comments:↲
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Conclusion: (Between 2 and 4 mm Minor Error else Major Error).↲
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┆8c┆┆83┆┆e0┆↓
┆a1┆2.4.4 HORISONTAL AND VERTICAL CENTRING↲
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Test equipment: Ref. C and D.↲
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Test specification: Ref.2. ↲
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Measurements:↲
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╞	╞	A :╞	╞	mm╞	A-A':┆05┆mm↲
╞	╞	A':╞	╞	mm↲
╞	╞	B :╞	╞	mm╞	B-B':╞	┆05┆mm↲
╞	╞	B':╞	╞	mm↲
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Limit: 5 mm↲
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Comments:↲
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Conclusion: Major error.↲
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┆a1┆2.4.5 LINEARITY↲
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Test equipment: Ref. C and E.↲
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Test specification: Ref. 2. ↲
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Measurements:↲
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Horizontal middle of screen↲
╞	       Max      "      :          mm↲
╞	       Min      "      :          mm↲
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Vertical middle of screen↲
╞	       Max      "   :             mm↲
╞	       Min      "   :             mm↲
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Limit: Deviation between min ┆a1┆┆e1┆and max < 2 mm.↲
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Comments:↲
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Conclusion: (Between 2 and 4 mm Minor Error else Major Error).↲
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┆a1┆2.5 VIDEO SIGNALS↲
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Test equipment: Ref. C and F.↲
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Test specification: Ref. 2.↲
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Measurements:↲
╞	╞	┆a1┆I   V  Result     Result wanted╞	↲
╞	╞	0   0             Dark↲
╞	╞	0   1 ╞	        Approx 33%╞	↲
╞	╞	1   0╞	          "    67%↲
╞	╞	┆a1┆1   1             White (>35FT/L)       ↲
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Comments:↲
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Conclusion: (Defined later).↲
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┆a1┆2.7 VIDEO AMPLIFIER ↓
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Test equipment: Ref. C↲
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Test specification: Ref. 2. ↲
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Judge shape of vertical line. No gray scale should be visible on ↓
the sides of the vertical lines.↲
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Comments:↲
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Conclusion: ┆84┆(If gray scale ┆a1┆<┆e1┆ 0.5 * line width Minor Error else ↓
┆19┆┆8c┆┄┄Major Error).↲
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┆a1┆2.8 RETRACE BLANKING↲
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Test euipment: Ref. C.↲
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test specification: Ref. 2.↲
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Measurement: ↲
with correct light adjustment on the unit no retrace blanking ↓
should be visible.↲
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Comment:↲
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Conclusion: (Major Error).↲
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┆a1┆2.9 RASTER BREATHING↲
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Test equipment: Ref. C.↲
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Test specification: Ref. 2.↲
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Measurement:↲
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Horizontal Picture Size at correct light adjustment:       mm↲
Horizontal Picture Size just before         ┆a1┆n┆a1┆o light:      mm↲
╞	╞	╞	╞	        Difference:      mm↲
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Limit: 12 mm (horizontal)↲
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Comments:↲
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Conclusion: (Major Error)↲
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┆a1┆2.10 FOCUS↲
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Test Equipment: Ref. C.↲
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Test Specification: Ref. 2.↲
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Measurement:↲
Two adjacent pixels must be easily distinguishable. Judgement at ↓
the center and at the four corners of the screen.↲
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Comments:↲
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Conclusion: ┆84┆(If two pixels touch Minor Error. If two pixels ↓
┆19┆┆8c┆┄┄overlap Major error).↲
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┆a1┆2.11 CONTRAST AND BRIGHTNESS↲
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Test equipment: Ref. C.↲
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Test specification: Ref. 2.↲
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Measurements:↲
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Light control↲
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┆8c┆┆83┆┆b0┆↓
JUDGEMENT: 16 different Gray scales should be observed.↲
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Comments:↲
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Conclusion: (┆84┆If number of gray scales = (14 or 15) Minor error↲
             If number of gray scales < 14 Major Error).↲
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┆a1┆Brigthness control↲
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JUDGEMENT: 16 different contrast should be observed.↲
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Comments:↲
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Conclusion: (┆84┆If number of contrasts = (14 or 15) Minor Error↲
             If number of contrasts <14 Major Error).↲
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┆a1┆2.12 CABLES AND CONNECTORS↲
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Check that the type of connectors are correct:↲
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1. EXTERNAL POWER: AMP MODU 1 4 pin.↲
2. VIDEO SIGNAL  : 10 pin BERG↲
3. POWER         : Prepared for Screw Connector↲
4. SHIELD        : Ring Torque↲
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Comments:↲
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┆8c┆┆83┆┆d4┆↓
Conclusion: Major Error↲
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┆a1┆2.12.1 and 2.12.2↲
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Test Equipment: Ref. C, G, H, I and K.↲
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Test specification: Ref. 3↲
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┆a1┆Specified Voltage 220VAC↲
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Measurements:↲
Use a Variable Transformer to supply the mains and a dummy load ↓
for the external power. Fill in all the fields on Table 1. DC ↓
Voltage is measured using a digital voltmeter and Ripple Voltage ↓
is measured using an oscilloscope. ↲
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When changing the AC voltage observe if there are changes in ↓
PICTURE SIZE, BRIGTHNESS, GEOMERTY or OTHER VALUES.↲
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a) Limits: 5V loaded 3A or 0.9 A      ┆05┆250 mV↲
   Vorst case from table 1┆05┆____ mV↲
   Conclusion:↲
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b) Limits: 5V loaded 3A or 0.9 A      ┆05┆100mV ripple p.p.↲
   Vorst case from table 1┆05┆____ ripple p.p.↲
   Conclusion:↲
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c) Limits: +12V                       ┆05┆1200 mV↲
   Vorst case from table 1┆05┆____ mV↲
   Conclusion:↲
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d) Limits: +12V                       ┆05┆150 mV ripple p.p.↲
   Vorst case from table 1┆05┆____ mV ripple p.p.↲
   Conclusion:↲
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e) Limits: -12V                       ┆05┆1200 mV↲
   Vorst case from table 1┆05┆____ mV↲
┆8c┆┆83┆┆c8┆↓
   Conclusion:↲
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f) Limits: -12V                       ┆05┆150 mV ripple p.p.↲
   Vorst case from table 1┆05┆____ mV ripple p.p.↲
   Conclusion:↲
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g) Limits: ┆84┆PICTURE SIZE no changes are allowed caused by change ↓
┆19┆┆8b┆┄┄in AC Voltage↲
   Conclusion:↲
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h) Limits: ┆84┆BRIGHTNESS no changes are allowed caused by change in ↓
┆19┆┆8b┆┄┄AC Voltage.↲
   Conclusion:↲
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i) Limits: ┆84┆GEOMETRY no changes are allowed caused by change in AC ↓
┆19┆┆8b┆┄┄Voltages.↲
   Conclusion:↲
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j) Limits ┆84┆Observe if other problems arise caused by change in AC ↓
┆19┆┆8a┆┄┄Voltages. (Like shaking picture, flickering etc.).↲
   Conclusion:↲
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┆a1┆Any deviation in this section is regarded Major Error.↲

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┆a1┆┆e1┆┆a1┆┆e1┆             ┆a1┆┆05┆↲
┆a1┆┆e1┆             ┆a1┆      220VAC         187VAC         264VAC ┆05┆↲
                 DC    Ripple   DC    Ripple   DC    Ripple↲
 ┆a1┆              voltage   p.p  voltage   p.p. voltage   p.p.┆05┆↲
 5V loaded↲
┆a1┆   3A┆05┆↲
 5V loaded↲
┆a1┆   0.9A┆05┆↲
 +12V loaded↲
┆a1┆   0,1A┆05┆↲
 -12V loaded↲
┆a1┆   0,1A┆05┆↲
┆a1┆↲
┆a1┆ PICTURE SIZE┆a1┆┆05┆↲
┆a1┆↲
┆a1┆ BRIGHTNESS┆05┆↲
┆a1┆↲
┆a1┆ GEOMETRY┆05┆↲
 OTHER↲
┆a1┆ VALUES┆05┆↲
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┆06┆Table 1.↲
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┆a1┆External power unload and shorted.↲
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┆a1┆Specified voltage 264VAC↓
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1a. Turn power on.↲
2a. ┆84┆Disconnect the load from +5V, +12V and -12V DC for about 30 ↓
┆19┆┆84┆┄┄seconds.↲
3a. Turn power off and connect the load again.↲
4a. ┆84┆Turn power on and observe that no damage is done to the ↓
┆19┆┆84┆┄┄monitor.↲
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1b. Turn power off.↲
2b. Disconnect the load from +5V, +12V and -12V DC.↲
3b. Turn power on for about 3 minutes.↲
4b. ┆84┆Observe that no damage is done to the monitor by turning ↓
┆19┆┆84┆┄┄power off, connecting the load and turning power on again.↲
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1c. Short circuit the +5V for about 30 sec.↲
2c. Observe that no damage is done to the monitor.↲
3c. Short circuit the +12V and the -12V for about 30 sec.↲
4c. Observe that no damage is done to the monitor.↲
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Comments:↲
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Conclusion: (Major Error)↲
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┆1a┆┆1a┆BUFFER
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⟦1092b3694⟧ RcTekst

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