Sony HCD-C990 - Compact Audio And Video System Support and Manuals
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Service Manual - Page 1
HCD-C770/C990
SERVICE MANUAL
Ver 1.6 2004.09
US Model Canadian Model
HCD-C770/C990
AEP Model Australian Model
HCD-C770
HCD-C770/C990 is the amplifier, DVD/CD player and tuner section in DAV-C770/C990. rated 70 watts per channel minimum RMS power, with no sound output. AUDIO POWER SPECIFICATIONS (C990: US model) POWER OUTPUT AND TOTAL HARMONIC DISTORTION:
With 3 ohm loads, both channels ...
Service Manual - Page 2
... your nearest Sony
dealer or local authorized Sony service facility and give the 5-character service number. Example: E 61 10
Note: Refer to change without notice. projecting parts 4.4 kg (9 lb 12 oz) 5˚C to 35˚C (41˚F to 95˚F) 5 % to 90 %
Design and specifications are subject to the "5. HCD-C770/C990
Super Audio CD/DVD system
Laser
Semiconductor...
Service Manual - Page 3
... may be measured by means of procedures other exposed metal parts for this job. 3. Earth Ground Fig. SAFETY-RELATED COMPONENT WARNING!! REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.
HCD-C770/C990
Notes on chip component replacement • Never reuse a disconnected chip component. • Notice that is...
Service Manual - Page 4
... Board - Schematic Diagram - Schematic Diagram - Printed Wiring Board - Printed Wiring Boards
- POWER Section (1/2) - ....... 68 7-38. Schematic Diagram - Mechanism Deck Section-2 (CDM69-DVBU16) ........ 114 8-9. HCD-C770/C990
Ver 1.5
TABLE OF CONTENTS
SELF DIAGNOSIS FUNCTION 2
1. RF SERVO Section 32 7-2. Schematic Diagram - DVD Board (Component Side 42 7-12. Schematic Diagram...
Service Manual - Page 5
... included in the repair parts. locked. NOTE OF REPLACING THE DVD BOARD When replacing the DVD board, since the adjustment value is easily damaged and should be handled with remote commanders of different models. Press the [6] key of the above when you check the operation with care.
extension cable (relay board-DVD board) (Part No.
Procedure:
1.
In this set up block...
Service Manual - Page 6
... OUT
VIDEO 2
1 SPEAKER jacks 2 AM antenna 3 VIDEO 1 jacks 4 VIDEO 2 jacks 5 COMPONENT VIDEO OUT/SCAN
SELECT switch
6 MONITOR OUT (VIDEO/S VIDEO) jacks
7 VIDEO 2 (OPTICAL DIGITAL IN) jack
8 COMPONENT VIDEO OUT jacks 9 FM 75Ω COAXIAL antenna jack
6 HCD-C770/C990
LOCATION OF CONTROLS Front Panel
SECTION 2 GENERAL
This section is extracted from instruction manual.
DISC 5 (play...
Service Manual - Page 11
... (CN900)
1 screw (BVTP3 × 8)
2 SEL board
0 power SW board
6 connector (CN901)
3 two screws (BVTP3 × 8)
8 MD cover sub assy
3-5. HCD-C770/C990
3-4. AUDIO BOARD, VIDEO BOARD
6 connector (CN205)
5 wire (flat type) (CN208)
8 audio board
4 wire (flat type) (CN202)
3 wire (flat type) (CN201)
9 wire (flat type) (CN203)
0 two screws (BVTP3 × 8)
qa video board
2 FM/AM tuner...
Service Manual - Page 12
AMP BOARD
6 connector (CN302)
5 wire (flat type) (CN301)
4 wire (flat type) (CN305)
1 four screws (BVTP3 × 8)
8 AMP board
3
2 two screws
(BVTP3 × 8)
7 connector (CN904)
3-7. HCD-C770/C990
3-6. POWER BOARD
3 connector (CN902)
2 connector (CN903)
4 four screws (BVTP3 × 8)
1 connector (CN904)
6 power sheet
7 power board
5
12
Service Manual - Page 24
... check to enter the test mode. 3. Press the [POWER] button to turn the power on the remote commander to DVD. 2. Press the [RETURN] key on , and set the
function to quit the diagnosis, or press the [.
HCD-C770/C990
Ver 1.4
SECTION 5 TEST MODE
[GENERAL DESCRIPTION] The Test Mode allows you must compare it with the...
Service Manual - Page 25
... remote commander, and the servo set data in EEPROM will be adjusted for adjustment.
1-0. Region Model destination code is selected to an error. When there are discrepancies between two data, it displays error.... data, it displays error.
0-4.
Spindle start 16. CD disc and 3. CLVA on 11. HCD-C770/C990
0-2-3. ROM Check Sum The revision number of the DVD system processor (IC206...
Service Manual - Page 26
... Write Adjust 5. Set correctly the disc ... address or time code field is displayed ...manual operation, each servo on 31. Note: 1. Sled tilt reset 2. Spindle start 7. Error Rate Display 9. DVD-DL (dual layer) Press the [3] key on the remote commander and insert a DVD...SACD Water Mark
Exit: RETURN
In using the manual operation menu, take care of menu
[1] to the EEPROM. HCD-C770/C990
17.
Service Manual - Page 32
...
21 DVDLD
36 V125
CD/DVD/SACD RF AMP, FOCUS/TRACKING ERROR AMP
IC001
INLIM SW
LASER DIODE SELECT Q301
2AXIS DEVICE FOCUS/ TRACKING
COIL
FCS+ FCS- HCD-C770/C990
SECTION 7 DIAGRAMS
7-1. BLOCK... UCAS 35 LCAS
COMPARATOR IC703 (1/2)
SACD/DVD SELECT IC814
768FS 27M
XRST_DSD
H (Page 33) I /O15
MDB0 - FOCUS/TRACKING COIL DRIVER, SPINDLE, SLED MOTOR DRIVER
IC501
42
BUFFER
40
36
FOCUS COIL...
Service Manual - Page 33
... 1
L
AUDIO IN
R
OPTICAL DIGITAL IN
VIDEO 2
OPTICAL RECEIVER IC204
R-CH
X600 12.288MHz
5 DIN2
DATA 16
4 DIN1... is omitted due to same as L-ch.
• SIGNAL PATH : AUDIO : CD PLAY : DVD PLAY : SACD PLAY : AUX IN : OPTICAL DIGITAL IN : TUNER
7-10, 13-16, 29-32, 35-...143 XRAS 145 XCAS 144 DCKE 142 DCLK 141
A0 - HCD-C770/C990
D5V
REFERENCE VOLTAGE GENERATOR IC402 (2/2)
WARFI
(Page 32) A ...
Service Manual - Page 89
...error signal input from the digital signal processor
I GFS is sampled by 460 Hz "H" input when GFS is "H"
O Laser diode selection signal output
O SACD/DVD selection signal output "L": DVD, "H": SACD
I/O Communication data bus with the DVD...O Thermal shut down signal output to the motor/coil driver
I Focus OK signal input from the DVD/CD RF amplifier
- Ground terminal (digital system)
...
Service Manual - Page 120
...mark 0 are critical for safety. Ref.
HCD-C770/C990 AMP
SECTION 9 ELECTRICAL PARTS LIST
NOTE: • Due to standardization, replacements in the
parts list may be anticipated when ordering these items.
• SEMICONDUCTORS In each case, u: µ, for routine service. F: nonflammable
• Abbreviation AUS : Australian model CND : Canadian model
• Items marked "*" are not stocked...
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