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Excellent service, and just what I needed to service my TU-7700. All pages of the manual are clear and easily readable.
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Excellent printing quality.
A complete and very usefull service manual with all details.
GREAT SERVICE AT VERY LOW PRICE!
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We received the manual in a timely manner and it was exactly what we were expecting. Excellent replacement for original Service Manual.
All schematics are very legible. We are really satisfied.
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We received the manual in a timely manner and it was exactly what we were expecting. Excellent replacement for original Service Manual.
All schematics are very legible. We are really satisfied.
;
We received the manual in a timely manner and it was exactly what we were expecting. Excellent replacement for original Service Manual.
All schematics are very legible. We are really satisfied.
Pin No. 43 44 45 46 47 48 49 50 51
Pin Name XVDD XOUT XIN XVSS SBSY EFLG PW SFSY SBCK
I/O � O I � O O O O I Crystal oscillator power supply pin.
Description
Pin to which external 16.9344 MHz crystal oscillator is connected. Crystal oscillator GND pin. Be sure to connect to 0V. Subcode block sync signal output pin. C1, C2, single and dual correction monitoring pin. Subcode P, Q, R, S, T, U and W output pin. Subcode frame sync signal output pin. Falls down when subcode enters standby. Subcode read clock input pin. Schmidt input. (Be sure to connected to 0V when not in use.)
52 53 54 55 56 57 58 59 60 61 62 63 64
FSX WRQ RWC SQOUT COIN
___________
O O I O I I I O O O I I
Pin outputting the 7.35 kHz sync signal which is generated by dividing frequency of crystal oscillator. Subcode Q output standby output pin. Read/write control input pin. Schmidt input. Subcode Q output pin. Command input pin from microprocessor. Command input read clock or subcode read input clock from SQOUT pin LC78622 reset input pin. Set this pin to L once when the main power is turned on. Test signal output pin. Use this pin as open (normally L output). 16.9344 MHz output pin. 4.2336 MHz output pin. Test signal input pin with built-in pull-down resistor. Be sure to connect to 0V. Chip select signal input pin with built-in pull-down resistor. Be sure to connect to 0V while it is not controlling.
CQCK RES T11 16M 4.2M T5
______
CS T1
I
Test signal input pin without built-in pull-down resistor. Be sure to connect to 0V.
32
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