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There are currently no product reviews.
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Great product, helped me to restore vintage walkman cassette.
Just some pictures could be little bit more sharp and contrast
Thank you
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I love older radio's and the service manuals that are sometimes hard to find. Was able to find a manual quite easily on this site.
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Thank you for your shop manual! Your help was very useful - the device is repaired! Once again - Thank you! I wish you a successful business! Edward (Russia).
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It was a great experience,instead of purchasing a new Stereo Amplifier ,in just minutes i repaired my old one and that was thaks to the manual I have purchased from you.
Thanks again.
Samuel Alter
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Das ging ja sehr unkompliziert hat bestens geklappt und die Quallität ist auch noch gut.
Vielen Dank dafür.
Pin No. 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100
Pin Name DISPMR DISPDATA SLVDATA/REQ VCC DISPCLK S.LAT S.DATA S.CLK � DATAIN AUTOSTOP STEREO VSS STOP � � ERROR � � � VERSION1 VERSION2 X1A X0A SRDT SWDT XLAT SCLK PROTEC VIDEO(SW4) VIDEO(SW3) VIDEO(SW2) VIDEO(SW1) ACMUTE F.MUTE HSTX MD2 MD1 MD0 RESET VSS X0 X1 VCC PO0 PO1 TUNERMUTE SURRMUTE RY-4/8 �
I/O I I O � I O O O � I I I � I � � O � � � I I � � I O O O I O O O O � O � O � O I � � � � � � O O O �
Description Display master request (Connected to MB90570 U.MREQ) Display data (Connected to MB90570 U.DATA) Slave data/request (Connected to MB90570 U.SREQ) Power supply +5 V Display clock (Connected to MB90570 U.CLOCK) To tuner LC7821 latch To tuner LC7821 data To tuner LC7821 clock Not used (Connected to ground) PLL data input Auto stop input Stereo input Ground AC power check Not used (Connected to ground) Not used (Connected to ground) Error output LC8904 Not used (Connected to ground) Not used (Connected to ground) Not used U or CED or J U or CED or J Not used (Not connected, open) Not used (Not connected, open) To LC8904AQ C-bit To LC8904AQ data To LC8904AQ latch To LC8904AQ clock Protector input To NJM2296 video select switch 4 To NJM2296 video select switch 3 To NJM2296 video select switch 2 To NJM2296 video select switch 1 IC muting (Not connected, open) Function muting Hardware standby (Connected to power supply +5 V) MD 2 MD 1 (Connected to power supply +5 V) MD 0 Reset Ground (Connected to ground) External ceramic filter 4 MHz is connected to this terminal External ceramic filter 4 MHz is connected to this terminal Power supply +5 V Flash memory rewrite (Connected to ground) Flash memory rewrite (Connected to ground) Tuner muting Surround muting 4/8 relay Not used
� 66 �
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