Sony HCD-LF1H Service Manual page 56

HCD-LF1H
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• IC Pin Function Description
DMB14 BOARD IC101 CXD9804R
(CD/DVD RF AMP, FOCUS/TRACKING ERROR AMP, DVD SYSTEM PROCESSOR, DIGITAL SERVO PROCESSOR)
Pin No. Pin Name
1 AGND
2 DVDA
3 DVDB
4 DVDC
5 DVDD
6 DVDRFIP
7 DVDRFIN
8 MA
9 MB
10 MC
11 MD
12 SA
13 SB
14 SC
15 SD
16 SDFON
17 SDFOP
18 TNI
19 TPI
TE
L 13942296513
20 MDI1
21 MDI2
22 LDO2
23 LDO1
24 SVDD3
25 CSO
26 RFLVL
27 SGND
28 V2REFO
29 V2O
30 VREFO
31 FEO
32 TEO
33 TEZISLV
34 OPOUT
35 OP_INN
36 OP_INP
37 DMO
38 FMOA
39 TROPENPWM
40 FMOB
41 TRO
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42 FOO
43 USB_VSS
44 USBP
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45 USBM
46 USB_VDD3
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I/O
— Ground terminal
I AC coupled input path A
I AC coupled input path B
I AC coupled input path C
I AC coupled input path D
I AC coupled DVD RF signal input RFIP
I AC coupled DVD RF signal input RFIN (not used)
I DC coupled main-beam RF signal input A
I DC coupled main-beam RF signal input B
I DC coupled main-beam RF signal input C
I DC coupled main-beam RF signal input D
I DC coupled sub-beam RF signal input A (not used)
I DC coupled sub-beam RF signal input B (not used)
I DC coupled sub-beam RF signal input C (not used)
I DC coupled sub-beam RF signal input D (not used)
I CD focusing error negative input (not used)
I CD focusing error positive input (not used)
I 3 beam satellite PD signal negative input
I 3 beam satellite PD signal positive input
I Laser power monitor input
I Laser power monitor input
O Laser driver output
O Laser driver output
— Power supply (RF+3.3V)
O Central servo, positive main beam summing output (not used)
O RFRP low pass, or Positive main beam summing output (not used)
— Ground terminal
O Reference voltage 2.8V
O Reference voltage 2.0V
O Reference voltage 1.4V
O Focus error monitor output (not used)
O Tracking error monitor output (not used)
O TE slicing level (not used)
O Op amp output (not used)
I Op amp negative input (not used)
I Op amp positive input (not used)
O Disk motor control output. PWM output
O Feed motor control. PWM output
O Tray PWM output/tray open output.
O Feed motor control, PWM output
O Tracking servo output
O Focus servo output
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— Ground terminal
— USB port DPLUS analog pin (not used)
i
— USB port DMINUS analog pin (not used)
— Power supply (SW+3.3V)
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Description
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