SONY HCDC990 Repair Manual

$7.99

SONY HCDC990 - 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 Monday 07 May, 2007.

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Jim Carrier - 08/02/2006

Outstanding and fast service! I received service manual in a moment after order. Thanks to this manual I can use my printer again!

Mark Tarkett -

Excellent service, good price, products are excellent. Will do business with this vendor again.

pascal grandjean - 11/02/2009

Excellent service. Service manuel conforme. C'est parfait. Merci!

Roger Mason - 07/28/2006

Man, I was looking for this manual for a while! Where do You get them?;) Of course, quality is goooood:) Anyway, I can only say: A+A+A+!

Nadia Yakunina - 06/19/2007

It was so difficult to find this manual on the internet - thanks a lot for making it so easy and simple. Incredibly handy. AND. It looks you make so many people happy for such small money. Good job!

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Click to see text excerpt from the manual

HCD-C770/C990
Pin No.Pin NameI/ODescription
53MUTE DSDOMuting on/off control signal output to the DSD decoder OHÃ�: muting on
54SQCKOSubcode Q data reading clock signal output to the digital signal processor
55VSSNGround terminal (digital system)
56TRAY INI Disc tray in detection signal input terminal Not used
57TRAY OUTIDisc tray out detection signal input terminal Not used
58GFS DVDIGuard frame sync signal input from the DVD decoder
59MUTE CDOMuting on/off control signal output to the digital signal processor OHÃ�: muting on
60MUTE 2DOMuting on/off control signal output to the motor/coil driver OHÃ�: muting on
61SLEDISled motor servo drive PWM signal input terminal
62FGISpindle motor control signal input
63SP ONOMuting on/off control signal output to the motor/coil driver OHÃ�: muting on
64JITI Jitter signal input
65TEITracking error signal input from the DVD/CD RF amplifier
66PII Pull in signal input from the DVD/CD RF amplifier
67FEIFocus error signal input from the DVD/CD RF amplifier
68AVSSNGround terminal (for A/D converter)
69AVREFIReference voltage input terminal (for A/D converter)
70AVDDNPower supply terminal (+3.3V) (for A/D converter)
71GFS CDI Guard frame sync signal input from the digital signal processor
72SCLK CDOSENSE serial data reading clock signal output to the digital signal processor
73TSDOThermal shut down signal output to the motor/coil driver
74FOK CDIFocus OK signal input from the digital signal processor
75LOCK CDIGFS is sampled by 460 Hz OHÃ� input when GFS is OHÃ�
76LDSELOLaser diode selection signal output
77SACD/DVDOSACD/DVD selection signal output OLÃ�: DVD, OHÃ�: SACD
78I2C SIOI/OCommunication data bus with the DVD system processor and system controller
Communication data reading clock signal input or transfer clock signal output with the DVD
79IIC-CLKI/O
system processor and system controller
80RXDISerial data input from the RS-232C (for check)
81TXDOSerial data output to the RS-232C (for check)
82SDCLK RFOSerial data transfer clock signal output to the DVD/CD RF amplifier
83SDATA RFI/O Two-way data bus with the DVD/CD RF amplifier
84XWROWrite strobe signal output to the DVD decoder
85XRDORead strobe signal output to the DVD decoder
86(PWE)NNot used
87VDDNPower supply terminal (+3.3V) (digital system)
88VSSNGround terminal (digital system)
89 to 96A0 to A7Address signal output to the DVD decoderO
97DSAVEOMotor/coil driver power save control signal output terminal Not used
98XDRSTOReset signal output to the digital signal processor and DSD decoder OLÃ�: reset
99EEP WPOWrite protect signal output to the EEPROM
100EEP CLKOClock signal output to the EEPROM
89