Sony HCD-ZX9 - Receiver Cd, Руководство по обслуживанию

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HCD-ZX9
Pin No. Pin Name I/O Pin Description
75 JOG A I Jog dial pulse signal input from X-ROUND JOG rotary encoder (B phase input)
76 JOG B I Jog dial pulse signal input from X-ROUND JOG rotary encoder (A phase input)
77 RESET I System reset signal input from the master control IC “L”: reset
78 SOFT TEST O Output for the software test point
79 VOL B I Jog dial pulse signal input from VOLUME rotary encoder (B phase input)
80 VOL A I Jog dial pulse signal input from VOLUME rotary encoder (A phase input)
81 VSS-CPU — Ground pin (for CPU)
82 XOUT O System clock signal output (4 MHz)
83 XIN I System clock signal input (4 MHz)
84 VCC-CPU — Power supply pin (+3.3 V) (for CPU)
85 NO USE — Not used. (Fixed at “L” in this set.)
86 to 100 G19 to G5 O Grid drive signal output to the fluorescent indicator tube