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I had a problem with the mains transformer, I did not know the voltages on the secondary, this manual helped me to solve this problem, thanks for the manual!
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Great manual, great quality copy, complete parts reference and scematics, Thank you
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Very good as always. Also this manual appears clear and well processed. I know it will help me to work on this TV. Thank you a lot! Matteo
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complete wiring diagram, without the part list. high quality copy. thanks for promptly.
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Well done scan of a useful manual. It will be useful in my workbench!!
IC, µPD78012FGC�656�AB8 Pin No.
1 2 3 4 5 6 7~8 9 10 ~ 17 18 19 20 21 22 23 24 25 ~ 26 27 28 ~ 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 ~ 48 49 50 51
Pin Name
TE-BAL LO-REV LO-FWD LIMT-SW RE-SW SV-CONT NC VSS NC SRQ SLEEP CHUCK-SW LOAD-SW 8/12-SW CD-ON VSS NC APC NC LOCK FOK C2PO GFS RESET NC SCOR SENS CS VDD X2 X1 IC XT2 XT1 AVSS NC SCLK CLK-DSP LAT-DSP
I/O
� O O I O O � � � O I I I I O � � O � I/O I/O I I I � I I I � � I � � � � � O O O Not used. Loading motor reverse drive output. Loading motor forward drive output. Inner edge limit switch. CD/CD-RW switching output. Outputs "H" when power is turned on.
Description
(When power is supplied, this pin outputs "H" after DSP is initialized.) Not connected. Ground. Not connected. Mechanism microprocessor communication request. SLEED request from system microprocessor. Chucking complete switch. Disc loading switch. 8/12-cm check switch. CD mechanism power control output. Ground. Not connected. Laser on/off switching output. Not connected. Outputs "H" when GFS sampled by 460 Hz is "H"; "L" when GFS is "L" continuously for 8 samplings. Or, a signal is input when LKIN is "1". Focus OK signal input/output. C2PO input. GFS input. System reset input. Not connected. Sub-code sync input. SENS input. CS signal input. Power supply. For generating main system clock. For generating main system clock. Connected to ground. Not used. Connected to VDD. Ground. Not connected. Outputs clock for reading SENS serial data. Outputs clock for transferring DSP serial data. DSP serial data latch output.
� 26 �
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