Harman Kardon CDR 2, Technical Manual

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Pin Number Designator I/O Functions
40 AVSS2 I Analog Ground Pin
41 AVDD2 I Analog Positive Power Source Pin
42 XRST I Register Reset Pin. "L" Register Initialization
43 WLDON I Write LD Control Input. "L" Write APC Setting to Zero, "H" LD 0N
44 AGCON I Wobble AGC Enable Input. "H" AGC ON, "L" AGC reset
45 TESTAGC O Test Pin
46 ATFM O Wobble Signal Output
47 AGC1C O External CAP Connector Pin for AGC Response Speed Setting
48 AGC2C O External CAP Connector Pin for AGC Response Speed Setting
49 AGC3C O External CAP Connector Pin for AGC Response Speed Setting
50 AGND2 O Decoupling Pin for Internal Reference Voltage
51 BHO O RRF Signal Bottom Level Output Pin
52 PHO O RRF Signal Peak Level Output Pin
53 TESTEQRFN O Test Pin
54 TESTEQRFP O Test pin
55 SLLPFP I LPF Input (+) for Auto Slice
56 SLLPEN I LPF Input (-) for Auto Slice
57 OSTCC O CAP Connector Pin for Equalizer Output Offset Canceller fc
58 WRF O Write RF Signal Output
59 NC(VSS) -
60 AVSS1 O Analog Ground Pin
61 AVDD1 I Analog Positive Power Source Pin
62 RECDIN I RF Input for Recording Area Detection
63 RRF O Read RF Signal Output
64 MPXOUT O Multiplexer Output for Signal Monitoring
65 AUX1 I Auxiliary Input Pin for Signal Monitoring (1)
66 AUX2 I Auxiliary Input Pin for Signal Monitoring (2)
67 AUX3 I Auxiliary Input Pin for Signal Monitoring (3)
68 GIN I Side Beam Signal (G) Input
69 HIN I Side Beam Signal (H) Input
70 EIN I Side Beam SignaI (E) Input
71 FIN I Side Beam SignaI (F) Input
72 HAVC I Main • Side Beam Signal Midpoint Voltage Input
73 DIN I Main Beam Signal (D) Input
74 CIN I Main Beam Signal (C) Input
75 BIN I Main Beam Signal (B) Input
76 AIN I Main Beam Signal (A) Input
77 RREF I Power Setting Voltage Input for Read APC
78 VRDCN I Laser Driver Control Amp (-) Pin for Read
79 VRDC O Laser Driver Control Output for Read
80 AVSS3 I Analog Ground Pin
Use NC (unused) pin by connecting to VSS.