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The quality is quite good and clear. Nothing of the informations inside is lost during the digitalizing process
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Good qulity. Even as it is an old manual (from 1991-1992) it has a good scanned quality and is complete, including user's manual, disassembly intructions, diagrams and schematics, ajustments, troubleshooting and parts list, as usual with SONY manuals and Owner-manuals service.
IC DESCRIPTION
IC, MN101C439AL Pin No.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41
Pin Name
COM03 COM02 COM01 COM00 VLC3 VLC2 VLC1 VDD OSC2 OSC1 VSS XI XO MMOD VREFK-FUNC K-P/S ACIN VDIN K-RMC SWDO SWEASS SWR/H VREF+ MDATA STAT MCLK MLD SUBQ SQCK BEEP RST NRST SWIL PC CDRW NC BLKCK RSENSOR EASS SP-2/3
I/O
O O O O � � � � O O � I O I � I I I I I I I I � O I O O O O O I O I O O � I I � � LCD common output. LCD common output. LCD common output. LCD common output. LCD drive voltage setting terminal. LCD drive voltage setting terminal. LCD drive voltage setting terminal. LCD power.
Description
Micon main clock oscillator output. (Not used) Micon main clock oscillator output. GND. Sub-clock oscillator. (Connected to GND) Sub-clock oscillator. (Not used) Processor mode unused. (Connected to GND) Connected to GND. "FUNCTION" key input. Refer to A/D TABLE-1. "PLAY" and "STOP" key input. Refer to A/D TABLE-2. AC adaptor detection. Main clock (8 MHz). Wired remote control input. Refer to A/D TABLE-2. Digital out "ON/OFF" input. ON at "L". (Connected to GND) EASS mode selection input. Refer to A/D TABLE-1. Resume/Hold switch input. Connected to VDD. DSP MDATA output. DSP STAT input. DSP MCLK output. DSP MLD output. Power down output for H/A. Selection output for EASS gain control. EASS at "L". Buzzer output for headphone. Micro computer reset input. DSP reset output. Limited switch input. Power off output for CD server driver. Power off at "L". CD RW play gain level selection output. Gain set at "H". Not connected. DSP BLKCK input. Wireless remote control sensor signal input. (Not used) Not used. Not used.
� 13 �
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