Sony STR-K790 Support Question
Sony STR-K790 Support Question
Find answers below for this question about Sony STR-K790 - Lifier.Need a Sony STR-K790 manual? We have 1 online manual for this item!
Question posted by kosw on March 12th, 2014
Sony Str K790 How To Set Radio Without Remote
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Related Sony STR-K790 Manual Pages
Service Manual - Page 1
..., press ?/1.
SERVICE MANUAL
Ver. 1.1 2007.03
STR-K790
US Model Canadian Model
AEP Model UK Model
• STR-K790 is the tuner and the amplifier section in any ...-AM RECEIVER
9-887-542-02
2007C16-1 © 2007.03
Sony Corporation
Home Audio Division Published by Sony Techno Create Corporation
Continued on the sound field settings and the source, there may be erased when you change the...
Service Manual - Page 2
STR-K790
Power consumption
Area code
Power consumption
US
210 W
...a slightly longer time. A battery-operated AC milliammeter. A)
To Exposed Metal Parts on Set
Notes on IC pins, etc.
• Usable with
the lead free mark due to ... that is suitable for AC leakage. SAFETY-RELATED COMPONENT WARNING!!
POSANTS QUE PAR DES PIÈCES SONY DONT LES NUMÉROS SONT DONNÉS DANS...
Service Manual - Page 3
... Boards - Printed Wiring Board - MAIN Board (4/4 30 4-18. DISPLAY Board 32 4-20.
DIGITAL Board (Side B) - ...... 17 4-5. Printed Wiring Board - ELECTRICAL PARTS LIST 44
3 Schematic Diagram - STR-K790
About area codes
The area code of the receiver you purchased is shown on the lower right portion of area code AA only".
Model US...
Service Manual - Page 4
...headphone.
-
Receives signals from remote commander. The current status of the selected component or a list of the ...AUDIO IN/ AUTO CAL MIC jack
Function
Turn to playback. Press to turn the receiver on the display. mode. STR-K790
Receiver
Front panel
1 234
?/1
VIDEO 1 IN/ PORTABLE AUDIO IN/
AUTO CAL MIC
DIMMER
SLEEP
2CH
A.F.D. q;
9
Name
H MASTER VOLUME
I INPUT SELECTOR
J Remote...
Service Manual - Page 5
...DTS format signals. Lights up when audio signal is decoding Dolby Digital signals. The boxes around the letters vary to tune in radio stations you have preset. PLII
... (monaural or the surround components obtained by Pro Logic processing) Example: Recording format (Front/ Surround): 3/2.1 Sound Field: A.F.D. STR-K790
About the indicators on presetting radio stations.
"; However, "...
Service Manual - Page 6
STR-K790
Rear panel US, Canadian models
12
3
4
DIGITAL OPTICAL
VIDEO 2/ BD IN COAXIAL DVD IN
ANTENNA AM
L
R AUDIO IN AUDIO IN AUDIO IN SA-CD/CD TV SAT
RL
SUB
RL
....
AM
Connects to the AM loop antenna supplied with this receiver. AEP, UK models
12
C AUDIO INPUT section
AUDIO IN Connects to a CD player, etc..
The
COAXIAL jack
provides a better
COAXIAL IN quality of...
Service Manual - Page 7
...
SA-CD/CD Super Audio CD/CD player
TUNER Built-in the RM-AAU013 remote commander.
Note The function of the input buttons, the receiver turns on or off all the batteries with old ones. • Do not mix alkaline batteries and other components (SYSTEM STANDBY). STR-K790
Inserting batteries into the remote
Insert two R6...
Service Manual - Page 8
...Press TV CH +/- Press to activate the
TV's muting function. audio settings during recording), or multiple items on a list menu (e.g.
Press MUTING...at the same time to activate the buttons with components in the forward/backward direction of the DVD player ... Then, use V, v, B, b and to adjust the volume
+*/- STR-K790
Name
Function
D 2CH
Press to perform menu operations. I ENTER
Press ...
Service Manual - Page 9
STR-K790... displayed on the TV screen. Therefore, depending on the component, the above explanation is displayed on the TV screen.
...Press to activate the Auto Calibration function. Press to select the settings. Name
U Numeric buttons (number 5*)
V AUTO CAL W TV...may not be possible or may not work depending on the remote is displayed on the TV screen of the Digital CATV terminal....
Service Manual - Page 10
...1. Procedure:
1. Use this test is activated.
"CLEARED" appears and switch off the set . Procedure:
1. Set the FUNCTION to the default setting. "VACS OFF" appears. (8 second)
10 SW LFE SP A SP B
LCR
SL...and the DISPLAY buttons simultaneously, press the power ?/1 button to turn off the set . STR-K790
SECTION 2 TEST MODE
SOUND FIELD CLEAR MODE The preset sound field is cleared...
Service Manual - Page 11
... Setup
Receiver
DCAC MIC
SPK Front Left
1. Turn MASTER VOLUME jog, there will be test tone sound output from front left speaker of test tone)
STR-K790
11 DCAC DSP Data Line Checking 2. DCAC FACTORY TEST MODE DCAC Factory Test mode have two stages:
1.
Service Manual - Page 12
Please use SG whose output impedance is received in good condition."
12 Set to connect SG and the set.
Input the following signal from Signal Generator to FM antenna input directly....tuner function and scan the input FM signal with automatic scanning.
4. STR-K790
Ver. 1.1
TUNER SECTION [FM Auto Stop Check]
SET
SECTION 3 ELECTRICAL ADJUSTMENT
generator OUT (75 Ω)
Procedure: 1. ...
Service Manual - Page 13
...component side.
• a : Through hole.
• f : internal component.
•
: Pattern from the pattern face are indicated.
DIGITAL Board -
1 IC1905 9 (MCLK1)
72 ns 1 V/DIV, 40 ns/DIV
2 IC1101 id (X1)
3.5 Vp-p
41.6 ns 1 V/DIV, 20 ns/DIV
3 IC1301 ws (XIN)
4.2 Vp-p
STR-K790...board
POWER board DCAC board
HEADPHONE board DISPLAY board
STR-K790
HDMI SW board (AEP,UK) HDMI BRIDGE board ...
Service Manual - Page 15
...SUB WOOFER
IC850
2
PROTECT DET
7
POWER AMP -B
+B
-B
FL101 -20V
TUNER +10V RELAY +B AUDIO +7V
AUDIO +5V
AUDIO -7V
Q851,852 -B
SWITCH
D811
Q801 -20V REG
IC1902
3
+10V REG
1
IC821
1
+...CONTROL
61
45
PROTECTOR VAX CTRL
DC-CONTROL ADCC
X1101 24MHz
IC102 REMOTE CONTROL 1 RECEIVER
82 X0 83 X1
54 SIRCS
SYSTEM CONTROL ...STR-K790
15
15 DISPLAY/POWER SECTION -
BLOCK DIAGRAM - 4-2.
Service Manual - Page 16
... D-5 IC1905 C-4
16
16 PRINTED WIRING BOARD - DIGITAL BOARD (SIDE A) - • See page 13 for Circuit Boards Location.
:Uses unleaded solder.
1
2
3
4
5
6
7
8
A
DIGITAL BOARD (SIDE A)
R1943 C1913
B C D E
STR-K790
R1096
FB1350
R1318 C1315 R1321
R1253
FB1306
IC1301
R1313 R1312
R1311
R1555
C1031
FB1310
C1301
R1557
RB1500
C1302 R1301 C1304 R1304
D1302
JR1005 R1303
R1325...
Service Manual - Page 17
... 13 for FLASH PROGRAMMING
• Semiconductor Location Ref.
Location D1003 D-3 D1004 D-3 D1107 C-6 D1108 C-6 D1110 C-6 D1111 C-7 D1501 C-3 D1502 C-3 D1503 D-3
IC1001 E-3 IC1031 B-7 IC1351 C-2 IC1901 B-7 IC1902 B-5 IC1904 B-6
STR-K790
DIGITAL BOARD (SIDE B)
STANDBY BOARD
C
CNP801
(Page 26)
AM
TUNER
FM 75 COAXIAL
AEP,UK
HDMI BRIDGE
A BOARD CNS199 (Page 23)
HS1903
HS1901
CL026...
Service Manual - Page 32
...VOLUME
INPUT SELECTOR
RV101
3
2
3
C106 2200p
CL107 CL108 CL109 CL110
CL111
CL112
CL113
CL114
CL115
CL116
CL117
CL11 8
CL103
JW120 5.5
IC102
REMOTE CONTROL RECEVER
RPM7240-H4 IC102
1
3.3
3.3
VCC OUT GND
2 R119 10 0
3
C150 0.1
JW101
CNS102 17P 1
DC-CONTROL
2 GND
... DC-CONTROL (CN2001)
L
DCAC BOARD CN2001 (Page 34)
No mark : FM
STR-K790
32
32 SCHEMATIC DIAGRAM -
Service Manual - Page 39
...AVSS ADCC A/D1 A/D2 VERSION VSS TUNER SD MODEL VAX CTRL
I/O
Description
I Audio data signal input from DIR
I GP9 signal input from DSP
O BST signal ... (not used (Open) - Not used )
- Analog power supply (+3.3V) I Vacs control input
STR-K790 39 Analog ground terminal I ADCC signal input I Function key push signal input I Function key push signal... setting input terminal (DESTINATION) -
Service Manual - Page 40
...
- STR-K790
Pin No. Not used (Open)
80
XOA
- Not used (ground)
81
VSS
-
Connection for a crystal resonator
84
VCC3
- Ground terminal
82
X0
- Pin Name
I/O
Description
46
TUNER CLK
O Tuner clock signal output
47
TUNER DATA
O Tuner data signal output
48
STOP
I AC off detect signal input
49
MD0
I Operation mode setting...
Service Manual - Page 44
..., u: µ, for example:
uA. . : µA. .
STR-K790
DCAC DIGITAL
SECTION 6 ELECTRICAL PARTS LIST
NOTE: • Due to ...8226; RESISTORS All resistors are in the diagrams or the components used on the set. • -XX and -X mean standardized parts, ...JACK >
J2000 1-820-056-11 SMALL TYPE JACK (VIDEO 1 IN/PORTABLE AUDIO IN/AUTO CAL MIC)
< TRANSISTOR >
R2018 1-249-418-11 CARBON
1....
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