SONY HCD-GX450 Repair Manual

$7.99

SONY HCD-GX450 - It's a complete service manual, and it's in PDF format. It contains circuit diagrams ( schemas ) etc. It also usually contains parts catalog. After placing order we'll send You download instructions on Your email address. See below for delivery information

The manual is available only in language(s): English

Link to manual will be sent on Your email address after You place order.

This product was added to our catalog on Wednesday 21 November, 2007.

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Dutra Lacerda - 02/17/2008

All schematics for the Euro-PC and some extra info. Needed if you want to replace some missing hardware. A piece of great historical value and for vintage computing entusiasts.

Anny ROY - 04/06/2007

Super fast service and document of excellent quality. Thanks

Adam Solitro - 12/24/2007

Hi guys, Thank you for the fast and reliable service that your company offers. Great Work :)

francesco mayol - 02/11/2007

This is the best site to find what you need.I reccomand all thecnicia n to contact User-Manuals .

Glen Meyer - 10/26/2008

Very fast service, manual is well scanned and clear, but the Appendix A containing PC Command table and Control codes are missing

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Click to see text excerpt from the manual

HCD-GX450
5-19. IC PIN FUNCTION DESCRIPTION
Y IC101 CXD3059AR (RF AMP) (BD81A BOARD)
Pin NoPin NameI/ODescription
1MIRRI/OMirror signal input/output (Not used)
2DFCTI/ODefect signal input/output (Not used)
3FOKI/OFocus OK signal input/output (Not used)
4VSSNInternal digital ground
GFS is sampled at 460Hz; when GFS is high , this pin outputs a high signal
5LOCKI/OIf GFS is low eight consecutive
6MDPOSpindle motor servo control output
7SSTPIDisk innermost detection signal input
8IOVSS1NI/O digital ground
9SFDROSled drive output
10SRDROSled drive output
11TFDROTracking drive output
12TRDROTracking drive output
13FFDROFocus drive output
14FRDROFocus drive output
15IOVDD1NI/O digital power supply
16AVDD0NAnalog power supply
17AV SS0NAnalog ground
18NCNNot used
19EIE signal input
20FIF signal input
21TEIITracking error signal input to DSSP block
22TEOOTracking error signal output from RF amplifier block
23FEIIFocus error signal input to DSSP block
24FEOOFocus error signal output from RF amplifier block
25VCI/OCenter voltage output from RF amplifier block
26AIA signal input
27BIB signal input
28CIC signal input
29DID signal input
30NCNNot used
31AVDD4NAnalog power supply
32RFDCOORFDC signal output (Not used)
33PDSENSIReference voltage pin for PD
34AC_SUMORFAC summing amplifier output
35EQ_INIEqualizer circuit input
36LDOAPC amplifier output
37PDIAPC amplifier input
38NCNNot used
39RFCIEqualizer cut-off frequency adjustment pin
40AV SS4NAnalog ground
41RFACOORFAC signal output
42RFACIIRFAC signal input or EFM signal input
43AVDD3NAnalog power supply
44BIASIAsymmetry circuit constant current input
45ASYIIAsymmetry comparator voltage input
46ASYOOEFM full-swing output (Low = VSS, High = VDD)
47VPCOOW ide-band EFM PLL charge pump output
48VCTLIW ide-band EFM PLL VCO2 control voltage input
49AV SS3NAnalog ground
46