CDX-GT61UMS/GT560UE/GT560UI/GT560US/GT564UI/GT610UG/GT610US/GT616UG
38
MAIN BOARD IC701 TC94A99FG-003 (SY) (CD HEAD AMP, DIGITAL SERVO PROCESSOR, AUDIO DSP)
Pin No. Pin Name I/O Description
1 LPFO O Signal output from the operation amplifi er for PLL loop fi lter
2 PVREF I Reference voltage (+1.65V) input terminal
3 VCOF O Terminal for VCO fi lter
4 RVSS3 - Ground terminal
5 VCOI I DSP VCO control voltage input terminal
6 RVDD3 - Power supply terminal (+3.1V)
7 SLCO O EFM slice level output terminal
8 RFI I RF signal input terminal
9 RFRPI I RF ripple signal input terminal
10 RFEQO O EFM slice level output terminal
11 DCOFC O Not used
12 AGCI I RF signal amplitude adjustment amplifi cation input terminal
13 RFO O RF signal generation amplifi cation output terminal Not used
14 RVSS3 - Ground terminal
15 FNI2 I Main beam input terminal (Connect with pin diode B)
16 FNI1 I Main beam input terminal (Connect with pin diode C)
17 FPI2 I Main beam input terminal (Connect with pin diode C)
18 FPI1 I Main beam input terminal (Connect with pin diode A)
19 VDD1-1 - Power supply terminal (+1.5V)
20 TPI I Sub beam amplifi cation input terminal (Connect with pin diode F)
21 TNI I Sub beam amplifi cation input terminal (Connect with pin diode E)
22 VRO O Reference voltage (+1.65V) output terminal Not used
23 AVSS3 - Ground terminal
24 MDI I Monitor photo diode amplifi cation input terminal
25 LDO O Laser diode amplifi cation output terminal
26 FSMONIT - Not used
27 RFZI I RF ripple zero crossing signal input terminal
28 RFRP O RF ripple signal output terminal
29 TEI I Tracking error signal input terminal
30 AVDD3 - Power supply terminal (+3.1V)
31 FOO O Focus servo equalizer signal output terminal
32 TRO O Tracking servo equalizer signal output terminal
33 VSS-1 - Ground terminal
34 FMO O Feeding servo equalizer signal output terminal
35 DMO O Disc servo equalizer signal output terminal
36 VDDM1 - Power supply terminal (+1.5V)
37 /SRAMSTB I Strobe signal input from the CD drive/USB controller “L”: standby mode
38 VDD1-2 - Power supply terminal (+1.5V)
39 VDD3-1 - Power supply terminal (+3.1V)
40 PIO10 to PIO20 - Not used
51 DVDD12 - Power supply terminal (+3.1V)
52 DAO1 (R_R-CH) O R_R channel data output terminal
53 DVSS12 - Ground terminal
54 DAO2 (F_R-CH) O F_R channel data output terminal
55 DVREF - Reference voltage input terminal
56 DVDD34 - Power supply terminal (+3.1V)
57 DAO3 (F_L-CH) O F_L channel data output terminal
58 DVSS34 - Ground terminal
59 DAO4 (R_L-CH) O R_L channel data output terminal
60 DVDD5 - Power supply terminal (+3.1V)
61 DAO5 (SUB-CH) O SUB channel data output terminal
62 DVSS5 - Ground terminal
63 VDD1-3 - Power supply terminal (+1.5V)
64 VSS-2 - Ground terminal
65 XVSS3 - Ground terminal
66 XI I System clock input terminal (16.934 MHz)
67 XO O System clock output terminal (16.934 MHz)
68 XVDD3 - Power supply terminal (+3.1V)
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