Inspect all protective devices such as nonmetallic control knobs, insulating materials, cabinet backs, Components identified by on schematics and parts adjustment and compartment covers or shields, lists must be sealed by a soldering iron after isolation resistor-capacitor networks, mechanical replacement and adjustment. insulators, etc. CKE5507L/LM...
“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. CKE5507L/LM...
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SWEDAC 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 CKE5507L/LM...
Storage Temperature : -4°F to 113°F (-20°C to 45°C) Humidity : 5 % to 95 % • CKE5507L/LM complies with SWEDAC (MPR II) recommendations for reduced electromagnetic fields. • Designs and specifications are subject to change without prior notice. CKE5507L/LM...
GND-G GND-G GND-G Sense 1 GND-B GND-B Reserved Reserved Reserved Blue GND-Sync/Self-raster GND-Sync/Self-raster Sense 2 DDC Data DDC Data V-Sync H-Sync H/V-Sync GND-B V-Sync Not Used DDC Clock DDC Clock H-Sync Figure 3-1. Male Type Figure 3-2. Male Type CKE5507L/LM...
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 CKE5507L/LM...
Power Indicator LED (Dual Color) Contrast Control Brightness Control Horizontal Position Button Vertical Position Button Horizontal Size Button Vertical Size Button Degauss Button Recall Button Trapezoid Button Side Pincushion Button Adjustment Buttons Parallelogram Pinbalance Button Moire ON/OFF Figure 4-1. Front Control Panel CKE5507L/LM...
Vertical Sync Active Active Inactive Inactive Video Active Blanked Blanked Blanked Alternating Power Amber Green Amber Amber/Green Indicator Blinking Blinking 85 W (max.) Power 70 W (max.) Less than Less than 75 W Consumption/hr 66.5 W 15 W (nominal) CKE5507L/LM...
5 Disassembly and Reassembly This section of the service manual describes the disassembly and reassembly procedures for the CKE5507L/LM 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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Main PCB. 7. Replace the DY connector at the CN301, CN302, CN502 and CN503 connector on the Main PCB. 8. Replace all easily accessible ground wires on the Main PCB and Chassis Bottom. 9. Replace the Anode Cap. CKE5507L/LM...
Brightness: Maximum (turn knob fully clockwise) starting alignment procedures. Warm-up time is Contrast: Maximum (turn knob fully clockwise) especially critical in Color Temperature and White Balance adjustments. 6-1-1 (d) SIGNAL Analog, 0.714 Vp-p positive at 75 ohm, internal termination Sync: Separate (TTL level negative/positive) CKE5507L/LM...
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Computer with a video board that uses the ET-4000 chipset (strongly recommended if Figure 6-1. Setup 1, With Signal Generator using Samsung DM 200 software) and that displays: 800 x 600 @ 85 Hz, or 1024 x 768 @ 75 Hz (minimum).
Adjust the vertical size of the display pattern to 200 mm. (Tolerance: ± 3 mm.) 6-2-1 (c) HORIZONTAL POSITION ADJUSTMENT CONDITIONS Scanning frequency: 53.7 kHz/85 Hz Display image: Crosshatch pattern Figure 6-4. Trapezoid PROCEDURE Center the test pattern on the raster. CKE5507L/LM...
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3 seconds, or until the power indicator LED changes from amber to green and back to amber. Use the Increase (+) and Decrease (–) buttons to correct the display shape. CKE5507L/LM...
1/3H-1/2H 1. Signal Generator FRONT BEZEL OPENING BACK RASTER 1/3V-1/2V 2. Computer with Samsung DM 200 software or GREEN WINDOW DisplayMate for Windows software from Sonera Technologies Before making adjustments, check that the video Figure 6-8. Green Box Pattern signals are as follows: Video : Analog, 0.714 Vp-p (at 75 Ω...
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(For 9300K white color adjustment: Brightness: Cut off point at x = 0.283 ± 0.02, y = 0.298 ± 0.02) 30~40 ft-L 7. When you have the PCMs properly adjusted, carefully gule them together with Locktite to prevent their movement during shipping. CKE5507L/LM...
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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 CKE5507L/LM...
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(magenta) and green lines. Don’t rotate the 2-pole magnets as they adjust for color purity. 7. Mark the correct position for the magnets and apply a small line of glue to hold the magnets in place. Lock the rings in place. CKE5507L/LM...
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Misconvergence Bow convergence adjustments are not available PROCEDURE for the CRTs used in the CKE5507L/LM Use a 2.5 mm hexkey at the Horizontal Balance monitors. While all CRTs have bow convergence Coil (Xv). Turning it right raises the right end of magnets, they are sealed in the CRT factory and the blue line and lowers the left end.
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6 Alignment and Adjustments Memo 6-10 CKE5507L/LM...
CH1 P-P = 38.8 V CH1 RMS = 4.26 V Does the output pulse of Replace IC301 or check its 48 Vp-p appear related circuits at Pin 5 of IC301? (D301, IC301 and R312) Check IC301 and its related circuits CKE5507L/LM...
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8.48 V (Q402, Base) collector of Q402 connection of CN502 and its related circuits (D403, D409 and T501) CH1 P-P = 8.48 V CH1 RMS = 1.252 V 1.080 kV (Q402, Collector) CH1 P-P = 1.080 kV CH1 RMS = 208.0 V CKE5507L/LM...
Pin #1, 3 and 5 of IC102? Check IC101. CH1 P-P = 40.8 V CH1 RMS = 27.10 V Does the right R, G, B waveforms appear at the disconnected Check CRT. Video PCB from CRT? Check screen VR of FBT and G2 Pin. CKE5507L/LM...
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Check the SW201 ~ SW210. change at Pins 31, 32 of IC202? 5 V appear at Pin 14 of IC202? (No change at Pins 31, 32) Replace IC202. When pushing the manual degauss button, does the Q601 Replace Q601. operate well? Replace RL601. CKE5507L/LM...
Normal Active Active Active Green Stand-By Inactive Active Blank Amber Suspend Active Inactive Blank Green/Amber blinking Inactive Inactive Blank Amber blinking Note: If the signal cable is removed, the DPMS function does not operate and a self raster displays. CKE5507L/LM...
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Pins 29, 30, 31 and 32 of IC201 when (SW201~SW203, you push the front panel button? SW205~SW208 and SW211) Does the DC level change at the positive pole capacitors when you push the Check IC202. front panel button? (See table 6-2) Check IC202 and RESET circuit. CKE5507L/LM...