MC059A_B Training manual.pdf | | CIMA I TRAINING MANUAL
MC-059A (CIMA) CHASSIS (14"~21" Conventional/FLAT)
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LGE/ NTV
CIMA I TRAINING MANUAL : BLOCK DIAGRAMS
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LGE/ NTV
CIMA I TRAINING MANUAL : MONO MODELS
P901 CPT
FR932 R923
R912
R917
L901 9V B G R
R520 R527
9 8 7 6 5
R920 R919 R918 Q902 Anode HV R916 R906 R905 R921 R922 Focus Screen Q901
L902 L904 L903
C527 ZD505 L216
MONO MODELS VIDEO SIGNAL FLOW (WITHOUT IC751)
Explanation
1. IF signal from TU101 flow through to pin 63, 64 of IC501. The video detection circuit in IC501 will be detect the video signal from IF signal and then send it out by pin 60. The video out from pin 60 will be return to IC501 again by pin 56 and we're can call this signal is "Internal Video" 2. External video is the signal from external equipment, such as VCD, or VCR. Rear A/V (JA01) and front A/V (JA02) is same line circuit but, JA02 has the internal automatic switch on/off. |