Pioneer FH-2037 ZF X1R/UC, Service Manual

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FH-2037ZF/X1R/UC
Pin No. Pin Name I/O Format Function and Operation
67
wc
O C Diagnosis EEPROM : Write control output
68 AUXCNT0 O C Aux input selector 1 output(Not used)
69 NC Not used
70
syspwr
O C System power output
71 FMUTE O C Front mute output
72 ASYSON O C ACP-BUS : ACP power output
73
wakeup
I Wake up key sense input(Not used)
74
ptain
I PTA interrupt input(Not used)
75 ACPINT O ACP-BUS : ACP interrupter output(Not used)
76 ROTIN0 I Rotary encoder pulse input 0
77 ROTIN1 I Rotary encoder pulse input 1
78 CM O C Cassette mechanism : Capstan motor output
79 STBY I Cassette mechanism : Stand-by output
80 MS I Cassette mechanism : Music search input
81 DIR0 O C Cassette mechanism : Forward / reverse change output
82 PLAY O C Cassette mechanism : MS gain change output
83 MTL I Cassette mechanism : Metal tape sense input
84 DMUTE O C Cassette mechanism : Tape mute output
85 NR O C Cassette mechanism : Dolby NR output
86 CSLD I Cassette mechanism : Tape loading sense input
87 POS I Cassette mechanism : Position sense input
88 ES I Cassette mechanism : End sense input
89 SC2 O C Cassette mechanism : Sub motor output 2
90 SC1 O C Cassette mechanism : Sub motor output 1
91-93 NC Not used
94 SWCIN I SWC input
95 ILMI I Illumination sense input
96 AVSS GND
97 SL I Tuner : SD level input
98 VREF A/D converter reference voltage terminal
99 AVDD Power supply terminal
100 PDI I Tuner : PLL data input
30
31
50
51 80
81
100
1
* PD5755A
IC's marked by * are MOS type.
Be careful in handling them because they are very liable to be
damaged by electrostatic induction.
Format Meaning
C C MOS
N N channel open drain