Technicolor - Thomson CDP-CX57 Cv+, Rfsm, Slc, Sli, Fsc, Def, Clk, Fss, VCC2, Refi, LF2, BH1, Ldd

Pin No.	Pin Name	I/O	Function
40	CV+	I	CLV error signal input from the DSP (IC102)
41	RFSM	O	Playback EFM RF signal output to the DSP (IC102)
42	RFS–	I	Works together with the RFSM (pin $Á) to set the RF gain and the 3T compensation constant for
			the EFM RF signal
43	SLC	O	SLI (Slice Level Control) is output to control a data slice level of the RF waveform by the DSP
			(IC102)
44	SLI	I	Input terminal for controlling a data slice level by the DSP (IC102)
45	DGND	—	Ground terminal (digital system)
46	FSC	O	Focus search smoothing capacitor output terminal
47	TBC	I	TBC (Tracking Balance Control) sets a EF balance variable range
48	NC	—	Not used (open)
49	DEF	O	Defect detection signal output to the DSP (IC102)
50	CLK	I	Reference clock (4.2336 MHz) input from the DSP (IC102)
51	CL	I	Command serial clock signal input from the system controller (IC501)
52	DAT	I	Command serial data input from the system controller (IC501)
53	CE	I	Command chip enable signal input from the system controller (IC501)
54	DRF	O	Focus OK signal output to the system controller (IC501) “L”: NG, “H”: OK
55	FSS	I	FSS (Focus Search Select) is a switching terminal for the focus search mode (±search/+search for
			a reference voltage) Not used (open)
56	VCC2	—	Power supply terminal (+5V) (servo system and digital system)
57	REFI	I	Connected to the coupling capacitor for the reference voltage (+2.5V)
58	VR	O	Reference voltage (+2.5V) output terminal
59	LF2	I	Constant setting for a disc defect detection
60	PH1	I	Connected to the capacitor for the RF signal peak hold
61	BH1	I	Connected to the capacitor for the RF signal bottom hold
62	LDD	O	Laser drive signal output to the automatic power control circuit
63	LDS	I	Light amount monitor input of the laser diode (PD)
64	VCC1	—	Power supply terminal (+5V) (RF system)

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