Components identified by on schematics and parts leads are not pinched or that hardware is not lists must be sealed by a soldering iron after lodged between the chassis and other metal parts in replacement and adjustment. the monitor. SyncMaster 1000s (CGP1607L)
“anti-static” a carpeted floor can generate enough static can generate electrical charges sufficient to damage electricity to damage an ESD. ESDs. Indicates ESDs on the Schematic Diagram in this manual. SyncMaster 1000s (CGP1607L)
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Electrostatically Sensitive Device Test Point Electronic Static Field Underwriters Laboratories Flyback Transformer Universal Serial Bus Field Effect Transistor VESA Video Electronics Standard Horizontal Frequency Association Fail Safe Video Graphics Array Vertical Frequency Variable Registor Geometric Distortion White Balance SyncMaster 1000s (CGP1607L)
: -4°F to 113°F (-20°C to 45°C) Humidity : 5 % to 95 % • The SyncMaster 1000s (CGP1607L) complies with SWEDAC (MPR II) recommendations for reduced electromagnetic fields. • Designs and specifications are subject to change without prior notice.
Green video signal (commonly referred to as “composite sync-on green”). If composite sync-on green is used, then only 3 of the 5 BNC connectors are used. The connectors are labeled accordingly. Figure 3-3. BNC Signal Input Type SyncMaster 1000s (CGP1607L)
B : Horizontal sync width O : Frame time total P : Vertical sync width C : Back porch D : Active time Q : Back porch R : Active time E : Front porch S : Front porch SyncMaster 1000s (CGP1607L)
4-1 Controls and Connectors Table 3-1. Front Panel Controls Location Symbol Description Power Button Power Indicator LED (Dual Color) Up Button Left Button Right Button Down Button Menu (↵) Button Exit Button Figure 4-1. Front View and Controls SyncMaster 1000s (CGP1607L)
This system operates with a VESA DPMS program to enable the power saving compliant video card installed in your computer. function. Please contact Samsung or your You use a software utility installed on your dealer for more information. computer to set up this feature. See the table below for details.
5 Disassembly and Reassembly This section of the service manual describes the disassembly and reassembly procedures for the SyncMaster 1000s (CGP1607L) monitor. WARNING: This monitor contains electrostatically sensitive devices. Use caution when handling these components. 5-1 Disassembly Cautions:1. Disconnect the monitor from the power source before disassembly.
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Assembly and remove the Video Shield. 6. Remove the 3 screws on the Video PCB. 7. Lift out the Video PCB and place it on a flat, level surface that is protected from static electricity. Figure 5-6 Figure 5-8 SyncMaster 1000s (CGP1607L)
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Coil from the CRT. 6. Lift the CRT up and away from the Front Cover Assembly and place it on a padded surface. Do not lift the CRT by the neck. SyncMaster 1000s (CGP1607L)
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5 Disassembly and Reassembly 5-2 Reassembly Reassembly procedures are in the reverse order of Disassembly procedures. SyncMaster 1000s (CGP1607L)
Horizontal: 30 kHz to 96 kHz Brightness: Maximum Vertical: 50 Hz to 160 Hz Contrast: Maximum All modes must be individually adjusted and adjustments saved. This monitor does not automatically adjust each mode. Refer to Table 3-1 on page 3-3. SyncMaster 1000s (CGP1607L)
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5. Signal generator, or Computer with a video board that uses the ET-4000 chipset (strongly recommended if MONITOR using Samsung DM 200 software) and that displays: 1280 x 1024 @ 85 Hz, or 1600 x 1200 3-WIRE CABLE @ 85 Hz (maximum).
6-2-1 (c) HORIZONTAL POSITION ADJUSTMENT Adjust the PINBAL setting to optimize the image. CONDITIONS Scanning frequency: Adjust for each mode listed in Table 3-1. Display image: Crosshatch pattern Adjust the H POSI setting to center the horizontal image on the raster. SyncMaster 1000s (CGP1607L)
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User Mode. Figure 6-8. Pincushion 6-2-6 Tilt Adjustment CONDITIONS Scanning Frequency: Adjust for each mode listed in Table 3-1. Display image: Crosshatch pattern Brightness: Cut-off Contrast: Maximum Adjust the TILT setting to correct the tilt of the display. SyncMaster 1000s (CGP1607L)
(30 ± 1 ft-L), use the ABL << or >> box next to G_CUT to decrease controls to adjust it. or increase the green cutoff (bias) and 3. Select COLOR FACTORY SAVE to save the repeat procedures 2 and 3. data. SyncMaster 1000s (CGP1607L)
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This procedure is the same as that for 9300K, refer x = 0.346 ± 0.02, y = 0.359 ± 0.02.) to the procedure on page 6-5. 2. Refer to the procedure for 9300K, section 6-3-2 (c) steps 2 and 3. SyncMaster 1000s (CGP1607L)
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= 0.066 ± 0.015 (For 9300K color adjustment: x = 0.283 ± 0.02, y = 0.298 ± 0.02) 7. When you have the PCMs properly adjusted, carefully glue them together to prevent their movement during shipping. SyncMaster 1000s (CGP1607L)
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9 Holder 10 Band 11 Tabs 4. Rotate the pair of rings (maintaining the spacing between tabs) to converge the Figure 6-13. Hitachi Magnet Configuration horizontal red and blue lines. SyncMaster 1000s (CGP1607L)
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Red and Blue Alignment Red, Blue and Green Alignment (4-pole magnet movement) (6-pole magnet movement) O-Magnetic VERTICAL Field MISALIGNMENT (1) SPREAD MAGNET HORIZONTAL MISALIGNMENT Motion (1) SHIFT DIRECTION OF CROSSHATCH PATTERN Motion (2) MOVE TOGETHER SHIFT DIRECTION OF CROSSHATCH PATTERN SyncMaster 1000s (CGP1607L)
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Hexkey, 2.5 mm PROCEDURE Bow convergence adjustments are not available for the CRTs used in the SyncMaster 1000s (CGP1607L) monitor. While all CRTs have bow convergence magnets, they are sealed in the CRT factory and are not user or service technician adjustable.
Does the IC601 Pin 1 Check and replace IC601, OP602, waveform correct? IC604 and D606. Do OP602, IC604 and Relace parts and verify voltages. D606 work normally? Is the power board work well? Replace power board. Verify voltages. Done. SyncMaster 1000s (CGP1607L)
Is the +12 V line off? Check IC201 Pin 1 and Q417, IC405. Is the Q608 Base input correct? Check Pin 2 of IC201 and Q608. Is the Q602 Base Input correct? Refer to 7-1-1 No Power Supply. Done SyncMaster 1000s (CGP1607L)
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CH1 P-P = 1.160 kV CH1 RMS = 300 V 12.40 V (IC403, #26) 3.48 V (IC403, #4) CH1 P-P = 12.40 V CH1 RMS = 8.188 V CH1 P-P = 3.48 V CH1 RMS = 2.898 V SyncMaster 1000s (CGP1607L)
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Does the IC403 Pin 28 voltage vary Check and replace IC403. with different H_Size DAC values? Does the IC401 Pin 6 output Check some parts around IC401 duty vary with different H_Size and IC403 Pin 28. DAC values? SyncMaster 1000s (CGP1607L)
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Check some parts IC401 Pin 2 and IC403 Pin 24. CH1 P-P = 1.64 V CH1 RMS = 3 V 7-1-9 Para. or Pin Balance Failure Does the IC403 Pin 5 output vary Replace IC403. with different DAC values? Done. SyncMaster 1000s (CGP1607L)
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CH1 RMS = 0.45 V Does the IC301 Pin 5 output Check and replace some parts 4.16 V (IC403, #23) waveform match #7? around IC301. Check V-DY connector connection CN301. CH1 P-P = 4.16 V CH1 RMS = 3.5 V SyncMaster 1000s (CGP1607L)
CH1 RMS = 109.6 V Check and replace Q503, D503, Does the Q503 drain 212 V (Q502, Base) T503, IC501, IC502, Q504, Q512, waveform match #21? VR501 and C521. Done. CH1 P-P = 212 V CH1 RMS = 245.2 V SyncMaster 1000s (CGP1607L)
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CN221 Pin 23. Is the T502 Pin 8 waveform Check and replace T502. correct? Does the IC221 Pin 23 output level vary with different pattern? Check and replace IC201. (Crosshatch) Check and replace Q201, Q202 and +12 V line. SyncMaster 1000s (CGP1607L)
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Does the T502 Pin 13 waveform level vary with Check IC201 Pin 8. different DAC vlaues? CH1 P-P = 160 V CH1 RMS = 159 V 606 V (T504, #1) Done CH1 P-P = 606 V CH1 RMS = 279.4 V SyncMaster 1000s (CGP1607L)
QR105, QG104, QG105, QB104 and QB105. CH1 P-P = 1.00 V CH1 RMS = 2.600 V Check G2 wire connection and CRT Is the G2 voltage output correct? Socket board. Change CRT and adjust monitor. Done. 7-10 SyncMaster 1000s (CGP1607L)
CH1 P-P = 3.84 V CH1 RMS = 2.5 V Is the IC201 Pin 40 DC voltage Check IC202. correct? Are the IC201 another Pin Replace IC201 and verify. inut/output correct? Verify operation and adjust monitor. Done SyncMaster 1000s (CGP1607L) 7-11...
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Check and replace Q109, Q110 and 13 input waveform correct? Q111. CH1 P-P = 3.66 V CH1 RMS = 1.882 V Check and replace IC104. 3.22 V (IC104, #4) Done CH1 P-P = 3.22 V CH1 RMS = 1.530 V 7-12 SyncMaster 1000s (CGP1607L)
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Is the RL601 correct? and D-Coil Is the Q601 base input level Check and replace Q601 and check correct? +14 V line. Check and replace and check Control Is the IC201 Pin 7 output correct? Board. Verify operation. Done SyncMaster 1000s (CGP1607L) 7-13...
Check heater, G2 voltage, high Is green LED on? voltage, R, G, B cathode voltage. Is amber LED on? Check the signal cable connection. Press power switch, if LED does not come on, repair power circuit (1). 7-14 SyncMaster 1000s (CGP1607L)
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Check horizontal, vertical deflection Scan failure? circuit and check power supply secondary voltages. High voltage failure? Check high voltage circuits. ABL ok? Refer to 7-1-14 ABL Failure. Video failure? Refer to 7-1-16 No video. Check IC201. Done SyncMaster 1000s (CGP1607L) 7-15...
Are proper DC voltage present IC104 Pins 24, 25 and 26. on all cathodes? Check QR104, QR105, QG104, QG105, QB104 and QB105. Check G2 wire, control G2 volume of Is the G2 voltage correct? FBT. Change the CRT. Done 7-16 SyncMaster 1000s (CGP1607L)
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Is G1 pulse present on Check Q106 and CN101 Pin 27. Pin 6 of CN102_B? Check IC107 and Pins 24, 25, 26 of IC104. Is blank pedestal present Check QR104, QR105, QG104, QG105, on all cathodes? QB104, QB105. Done SyncMaster 1000s (CGP1607L) 7-17...
Check IC102, IC103 on Video Board. 38 of CN101 correct? Are the signals at CN221 Pins 28, Check connections at CN101 and 36 and 38 correct? CN221. Check IC201 Pins 20, 21, 22, IC403 Pins 23, 26 and related components. Done 7-18 SyncMaster 1000s (CGP1607L)
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7 Troubleshooting 7-2-6 Misconvergence Try readjusting convergence. Is the convergence now Done within spec? Readjust convergence. Is the convergence now Done within spec? Change CRT and readjust convergence. Done SyncMaster 1000s (CGP1607L) 7-19...
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Refer to 7-1-15 Dynamic Focus correct? Failure. Replace CRT and verify focus. 7-2-8 Purity Failure Degaussing Is the purity correct? Done Is the degaussing circuit correct? Refer to 7-1-20 Degaussing Failure. Replace CRT and verify purity. 7-20 SyncMaster 1000s (CGP1607L)
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8 Exploded View and Parts List 8-1 Front Cover & CRT Ass’y SyncMaster 1000s (CGP1607L)