Sony HCD-GTZ2 Service Manual page 43

• IC Pin Function Description
DMB19 BOARD IC101 CXD9968R (RF AMP, SERVO DSP, AUDIO PROCESSOR)
Pin No. Pin Name
1 RF_A
2 RF_B
3 RF_C
4 RF_D
5 RF_E
6 RF_F
7 AVDD18_2
8 AVDD33_1
9 XTALI
10 XTALO
11 AGND33
12 V2O
13 V14/VREFO
14 REXT
15, 16 MDI1, MDI2
17, 18 LDO1, LDO2
19 AVDD33_2
20 DMO
21 FMO
22 MUTE4
23 MSW
24 TRO
25 FOO
26 EEWP
27, 28 USB_DP, USB_DM
29 VDD33_USB
30 VSS33_USB
31 PAD_VRT
32 VDD18_USB
33 SCL
34 SDA
35 IFSDI
36 FS_CS#
37 SF_DO
38 SF_DI
39 SF_CK
40 IFSCK
41 IFSOD
42 ICE
43 PRST#
44 IR
45 to 49 RD0 to RD4
50 DVDD33
51 to 53 RD5 to RD7
54 DVDD18
55 DQM0
56 to 59 RD15 to RD 12
60 DVSS33
61 to 64 RD11 to RD8
65 DQM1
66 RCLK
67 RA11
68 DVDD33
69 to 74 RA9 to RA4
75 RWE#
76 CAS#
77 RAS#
I/O
I RF main beam (C) input from the optical pick-up block
I RF main beam (B) input from the optical pick-up block
I RF main beam (A) input from the optical pick-up block
I RF main beam (D) input from the optical pick-up block
I RF sub beam (F) input from the optical pick-up block
I RF sub beam (E) input from the optical pick-up block
- Power supply terminal (+1.8V)
- Power supply terminal (+3.3V)
I System clock input terminal (27 MHz)
O System clock output terminal (27 MHz)
- Ground terminal
O Reference voltage (+2V) output to the optical pick-up block
O Reference voltage (+1.4V) output terminal
I Current reference input terminal
I Laser power monitor input from the optical pick-up block
O Laser diode drive signal output to the optical pick-up block
- Power supply terminal (+3.3V)
O Spindle motor control signal output to the motor driver
O Sled motor control signal output to the motor driver
O Muting signal output to the coil/motor driver (for spindle motor)
O CD/DVD selection signal output terminal
O Tracking coil control signal output to the coil driver
O Focus coil control signal output to the coil driver
- Not used
I/O Two-way audio serial data with the USB controller
- Power supply terminal (+3.3V)
- Ground terminal
I/O USB generating reference current terminal
- Power supply terminal (+1.8V)
O Serial clock signal output to the EEPROM (GTZ2i/GTZ3i)
I/O Two-way serial data with the EEPROM (GTZ2i/GTZ3i)
I Serial data input from the system controller
O Chip select signal output to the fl ash ROM
O Serial data output to the fl ash ROM
I Serial data input from the fl ash ROM
O Serial clock signal output to the fl ash ROM
O Serial data transfer clock signal output to the system controller
O Serial data output to the system controller
I ICE mode enable setting terminal
I Reset signal input from the system controller
I IR control signal input terminal
I/O Two-way data bus with the SD-RAM
- Power supply terminal (+3.3V)
I/O Two-way data bus with the SD-RAM
- Power supply terminal (+1.8V)
O Data mask signal output to the SD-RAM
I/O Two-way data bus with the SD-RAM
- Ground terminal
I/O Two-way data bus with the SD-RAM
O Data mask signal output to the SD-RAM
O Clock signal output to the SD-RAM
O Address signal output to the SD-RAM
- Power supply terminal (+3.3V)
O Address signal output to the SD-RAM
O Write enable signal output to the SD-RAM
O Column address strobe signal output to the SD-RAM
O Row address strobe signal output to the SD-RAM
HCD-GTZ2/GTZ2i/GTZ3/GTZ3i
Description
Fixed at "L" in this set
"L": CD, "H": DVD
Not used
"L": reset
Not used
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