Pioneer CDX-FM1257, Service Manual

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CDX-FM1259,FM1257
Pin No. Pin Name I/O Function and Operation
52 PACK O CD-TEXT PACK synchronous signal
53 TSO O CD-TEXT data serial output
54 TSI I CD-TEXT control parameter serial input
55
tsck
I CD-TEXT serial clock input
56 TSTB I CD-TEXT parameter strobe signal input
57 GND Logic circuit GND
58 TEST I Test pin
59 ATEST I/O Test pin
60 RFMODE I Use/not use select for internal RF amplifier
61 A.GND Analog circuit GND
62 FD O Focus drive output
63 TD O Tracking drive output
64 SD O Sled drive output
65 MD O Spindle drive output
66 DACO O DAC output for adjustment
67 FBAL O DAC output for adjustment
68 TBAL O DAC output for adjustment
69 TEVCA O DAC output for adjustment
70 A.VDD Power supply terminal to analog circuit
71 EFM O EFM signal output
72 ASY I EFM comparator reference voltage input
73 C3T 3T detection capacitor additional pin
74 RFI I RF signal input for EFM data regulation
75 AGCO O RF signal output of after gain adjustment
76 AGCI I RF-AGC amplifier input
77 RFO O RF summing amplifier output
78 EQ2 RF amplifier equalizer parts additional pin
79 EQ1 RF amplifier equalizer parts additional pin
80 RF- I RF summing amplifier inverted input
81 A.GND Analog circuit GND
82 A I Photo detector A input
83 C I Photo detector C input
84 B I Photo detector B input
85 D I Photo detector D input
86 F I Photo detector F input
87 E I Photo detector E input
88 A.VDD Positive power supply terminal to analog circuit
89 REFOUT O Reference electric potential output
90 FE- I Focus error amplifier inverted input
91 FEO I/O Focus error amplifier output
92 TE- I Tracking error amplifier inverted input
93 TEO I/O Tracking error amplifier output
94 TE2 I/O Tracking error output of after amplification
95 TEC I Tracking comparator input
96 A.GND Analog circuit GND
97 PD I PD detection signal input for LD output monitor
98 LD O LD control current output
99 PN I APC circuit control polarity set pin
100 A.VDD Positive power supply terminal to analog circuit