Sony HCD-NXM2D Service Manual page 72

HCD-NXM2D
• IC901 CXP973064-245R (MECHANISM CONTROLLER) (DBM07 Board)
Pin No. Pin Name
1 NO_USE
2 SDEN
DOCTRL/
3
ISBTEST
4 XRST_2753
5 SDA_EEP
6 MNT1
7 FCS_JMP_1
8 FCS_JMP_2
9 SENS_CD
10 CDSP2
11 CDSP4
12 XCS_DVD
13 VSS
14 to 21 D0 to D7
22 INIT0_DVD
23 INIT1_DVD
24 MSCK_SAMBA
25 XRST_1882
26 SCOR
27 LAT_CD
28 LD ON
29 MIRR
30 COUT_CD
31 INLIM
32 CS_ZIVA
33 SI_ZIVA
34 SO_ZIVA
35 SCK_ZIVA
36 DRVIRQ
37 DRVRDY
38 RST
39 VSS
40 XTAL
41 EXTAL
42 VDD
43, 44 SLED_A, SLED_B
45 SCK_DSD
46 SDOUT_DSD
47 SDIN_DSD
48 READY_DSD
49 DATA_CD
50 CLOK_CD
51 XMSLAT
52 SQSO
53 MUTE_DSD
54 SQCK
55 VSS
56 CONTROL_2
72
I/O
O Not used (open)
O Serial data enable signal output to SP3723CAFOPM
O Digital out on/off control signal output to CXD3068Q
O Not used
I/O Data bus with the EEPROM
I EEPROM ready signal input from TMC57929PGF-RDP
O Focus jump 1 signal output to the FAN8035L
O Focus jump 2 signal output to the FAN8035L
I Internal status (SENSE) signal input from CXD3068Q
O Not used
O Not used
O Chip select signal output to TMC57929PGF-RDP
— Ground
I/O Two-way data bus with TMC57929PGF-RDP
I Interrupt signal input from TMC57929PGF-RDP
I Interrupt signal input from TMC57929PGF-RDP
O Not used
O Reset signal output to TMC57929PGF-RDP
I Subcode sync (S0+S1) detection signal input from CXD3068Q
O Serial data latch pulse signal output to CXD3068Q
O Laser diode on/off control signal output to SP3723CAFOPM
I Mirror signal input from SP3723CAFOPM
I Numbers of track counted signal input from SP3723CAFOPM
I Detection signal input from limit in switch The optical pick-up is inner position when "H"
O Chip select signal output to ZIVA5X-C1F
I Serial data input from ZIVA5X-C1F
O Serial data output to ZIVA5X-C1F
O Serial data transfer clock signal output to ZIVA5X-C1F
O Interrupt request signal output to ZIVA5X-C1F
O Ready signal output to ZIVA5X-C1F
I System reset signal input from ZIVA5X-C1F
— Ground
I System clock input terminal (20 MHz)
O System clock output terminal (20 MHz)
— Power supply (+3.3V)
O Sled motor drive signal output to FAN8035L
O Clock output to TMC57929PGF-RDP
O Serial data output (Not used)
I Serial data input (Not used)
I Ready signal input (Not used)
O Serial data output to CXD3068Q
O Serial data transfer clock signal output to CXD3068Q
O Serial data latch pulse signal (Not used)
I Subcode Q data input from TMC57929PGF-RDP
O Muting on/off control signal (Not used)
O Subcode Q data reading clock signal output to TMC57929PGF-RDP
— Ground
I Not used
Description