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 JhameGnth8 on May 15th, 2014
How To Connect Sony Str 790 K790 To Tv
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Related Sony STR-K790 Manual Pages
Service Manual - Page 1
...Hz
- FM STEREO/FM-AM RECEIVER
9-887-542-02
2007C16-1 © 2007.03
Sony Corporation
Home Audio Division Published by Sony Techno Create Corporation To reset the scale to 9 kHz or 10 kHz.
All preset... change the tuning scale. 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 station,...
Service Manual - Page 2
... may be added to change without notice.
A. SAFETY-RELATED COMPONENT WARNING!!
POSANTS QUE PAR DES PIÈCES SONY DONT LES NUMÉROS SONT DONNÉS DANS CE ...Strong viscosity Unleaded solder is more viscou-s (sticky, less prone to the solder joint for AC leakage. STR-K790
Power consumption
Area code
Power consumption
US
210 W
Canadian
290 VA
AEP, UK
220 W
Power consumption...
Service Manual - Page 3
...
3. Printed Wiring Board - Schematic Diagram - Schematic Diagram - HDMI SW Board,
HDMI BRIDGE Board (AEP, UK only 23 4-11. Printed Wiring Board - DISPLAY Board 32 4-20. 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". RL
RL...
Service Manual - Page 4
STR-K790
Receiver
Front panel
1 234
?/1
VIDEO 1 IN/ PORTABLE AUDIO IN/
AUTO CAL MIC
DIMMER
SLEEP
2CH
A.F.D. MOVIE
MUSIC
PHONES
SECTION 1 GENERAL
...Calibration function. Press to select A.F.D. The current status of the selected component or a list of the display.
Press to select 2CH STEREO mode. To connect a portable audio such as MP3 player, etc..
4 Press to activate the Sleep Timer...
Service Manual - Page 5
...Preset Memory, etc., is activated.
"; Lights up when audio signal is output from the SUB WOOFER jack. However, "...Lights up when using the receiver to output the center and surround channel signals.
STR-K790
About the indicators on the display if no digital signal is input through the...components obtained by Pro Logic processing) Example: Recording format (Front/ Surround): 3/2.1 ...
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
WOOFER SURROUND
SPEAKERS
RL
RL CENTER FRONT SPEAKERS
A DIGITAL INPUT section
OPTICAL Connects to a CD player, etc..
The
COAXIAL jack
provides a better
COAXIAL IN quality of...
Service Manual - Page 7
... ?/1 (on/standby)
Press to operate. Button
Assigned Sony component
VIDEO 1 VCR (VTR mode 3)
VIDEO 2 VCR (VTR mode 2)
VIDEO 3 Not assigned
DVD
DVD player
SAT
Satellite tuner
TV
Television
SA-CD/CD Super Audio CD/CD player
TUNER Built-in the RM-AAU013 remote commander. STR-K790
Inserting batteries into the remote
Insert two R6 (size-AA...
Service Manual - Page 8
...TV volume level.
PRESET +/- O TV
Press TV and the button you want at the same time to activate the buttons with components... VCR, CD player or Blu-ray disc player. STR-K790
Name
Function
D 2CH
Press to enter direct tuning ...TV's menu. J TOOLS
Press to display options applicable to start playback of the TV, VCR or satellite tuner.
H*
Press to the entire disc (e.g.
audio...
Service Manual - Page 9
... while the menu is displayed on the TV screen. Therefore, depending on the component, the above explanation is intended to serve as references when operating the receiver. Press RETURN/EXIT O and TV (O) at the same time to clear a mistake when you press the incorrect numeric buttons. STR-K790
Name
Q RETURN/ EXIT O
R V/v/B/b
S DISPLAY
T -/->10/x CLEAR
Function...
Service Manual - Page 10
... are pressed "REST 00" appears. VACS CONTROL TEST MODE The VACS feature of the amplifier is turned off the set . "VACS OFF" appears. (8 second)
10 STR-K790
SECTION 2 TEST MODE
SOUND FIELD CLEAR MODE The preset sound field is cleared when this mode before returning the product to clients upon completion of...
Service Manual - Page 11
...there will be test tone sound output from front left speaker of test tone)
STR-K790
11
DCAC FACTORY TEST MODE DCAC Factory Test mode have two stages:
1. DCAC... DSP Data Line Checking After press the DIMMER , DCAC Factory test mode will change accordingly. DCAC board Checking Connect front left speaker, and the display will start DCAC factory test mode.
1. "AD[]-[]xxx" xxx = 0...
Service Manual - Page 12
Turn the power on. 2. Set to connect SG and the set.
Please use SG whose output impedance is...98 MHz, C = 108 MHz Deviation : 75 kHz Modulation : 1 kHz ANT input : 35 dBu (EMF)
Note: Please use video cable for checking. STR-K790
Ver. 1.1
TUNER SECTION [FM Auto Stop Check]
SET
SECTION 3 ELECTRICAL ADJUSTMENT
generator OUT (75 Ω)
Procedure: 1. You cannot use 75 ohm "coaxial ...
Service Manual - Page 13
... are omitted.
• Circuit Boards Location STANDBY board
POWER board DCAC board
HEADPHONE board DISPLAY board
STR-K790
HDMI SW board (AEP,UK) HDMI BRIDGE board (AEP,UK) DIGITAL board
MAIN board
• Waveforms - Note: The components identified by mark 0 or dotted line with part number specified. Caution: Pattern face side: (Side B) Parts...
Service Manual - Page 15
DISPLAY/POWER SECTION - BLOCK DIAGRAM - 4-2. STR-K790
• R-CH is omitted due to same as L-CH. • Signal Path
: FM
...6-16Ω
TM602(2/2)
CENTER
TM604(2/2)
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
+7V REG
3
IC1001
3
+5V REG
...
Service Manual - Page 25
...
G-4 G-3 C-6 G-5 H-6 H-5 H-6 G-6 G-5 F-14 F-11 E-9 E-12 F-12 F-12
STR-K790
25
25 STR-K790
Ver. 1.1
1 A
B
C
DCAC
E BOARD
CN2001 (4pin-6pin) (Page 33)
D ...DIGITAL
F BOARD
CNS501 (Page 17)
E
DIGITAL
G F BOARD CNS502 (Page 17)
G
H
2
3
4
5
6
7
8
9
10
11
12
13
14
15
SA-CD/CD AUDIO IN
J400 TV AUDIO IN
SAT AUDIO...
Service Manual - Page 27
STR-K790
DCAC
B BOARD
CN2001 (7pin to 9pin)
(Page 34)
J400
SAT AUDIO IN
CNP733 3P
J400 6P
TV AUDIO IN SA-CD/CD AUDIO IN
CC01 100P
R401 1k
CC51 100P
CC02 100P CC52 ...100P
CC03 100P CC53 100P
CC04 100P CC54 100P
R451 1k R402 1k
R452 1k R403 1k
R453 1k R404 1k
R454 1k
CNP501 15P
STR-K790...
Service Manual - Page 33
...STR-K790
1
2
3
A POWER BOARD
B
C
S152
D
JW123 JW122 JW121
E
F
G
JW124 JW126 JW125
4
5
6
7
8
9
CNP152
1
3
JW157
S114 DIMMER
R135 S115
R136
S116
SLEEP
2CH
K
DISPLAY BOARD CN101 (Page 31)
10
11
12
13
14
15
DCAC BOARD
J2000 VIDEO 1 IN/ PORTABLE AUDIO...
CNP790
1
11 1-872-423- (11)
J790 PHONES
STR-K790
33
33
POWER BOARD, DCAC BOARD, HEADPHONE BOARD - •...
Service Manual - Page 39
...ADCC signal input I Function key push signal input I Function key push signal input I Vacs control input
STR-K790 39 Ground terminal I RDS signal detect input (AEP, UK only) I MODEL select input I Version ...
NC NC AVCC AVRH 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 Reset signal output to DSP
O PM...
Service Manual - Page 40
...
RSTX
I System reset input
78
COMP MUTE
O Composite video muting signal output (not used (Open)
80
XOA
- Ground terminal
82
X0
- STR-K790
Pin No. Connection for a crystal resonator
83
X1
- Connection for a crystal resonator
84
VCC3
- Pin Name
I/O
Description
46
TUNER CLK
O Tuner clock signal output
47
TUNER DATA
O Tuner data signal output...
Service Manual - Page 44
...167-88 IC NJM4565D
< 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
1.2K
5% 1/4W
R2019 ...Metal oxide-film resistor.
STR-K790
DCAC DIGITAL
SECTION 6 ELECTRICAL PARTS LIST
NOTE: • Due to standardization, replacements in ohms. METAL: Metal-film resistor.
The components identified by reference number...
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