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 anaunt on November 25th, 2013
How To Connect Sony Str-k790 With Mic
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Related Sony STR-K790 Manual Pages
Service Manual - Page 1
...- 20,000 Hz; To reset the scale to 9 kHz or 10 kHz.
SPECIFICATIONS
AUDIO POWER SPECIFICATIONS
POWER OUTPUT AND TOTAL HARMONIC DISTORTION: (Models of area code US only) ...169; 2007.03
Sony Corporation
Home Audio Division Published by Sony Techno Create Corporation SERVICE MANUAL
Ver. 1.1 2007.03
STR-K790
US Model Canadian Model
AEP Model UK Model
• STR-K790 is the tuner...
Service Manual - Page 2
...SONT DONNÉS DANS CE MANUEL OU DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY.
2 STR-K790
Power consumption
Area code
Power consumption
US
210 W
Canadian
290 VA
AEP, UK
220 ... or battery-operated AC voltmeter. Using an AC voltmeter to flow) than ordinary solder. SAFETY-RELATED COMPONENT WARNING!!
Nearly all exposed metal parts to any one of a passive VOM that is best to ...
Service Manual - Page 3
... Section 15 4-3. Schematic Diagram - Schematic Diagram - Front Panel Section 42 5-2. MAIN Board (3/4 29 4-17. DIGITAL Board (1/5 18 4-6. POWER Board, DCAC Board,
HEADPHONE Board 33 4-21. 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". Schematic Diagram -
Service Manual - Page 4
...select 2CH STEREO mode.
Press to adjust the volume level of selectable items appears here.
STR-K790
Receiver
Front panel
1 234
?/1
VIDEO 1 IN/ PORTABLE AUDIO IN/
AUTO CAL MIC
DIMMER
SLEEP
2CH
A.F.D.
Connects to select sound fields (MOVIE, MUSIC). To connect a portable audio such as MP3 player, etc..
4 Receives signals from remote commander. Press to a headphone.
-
mode...
Service Manual - Page 5
... Surround Left Surround Right Surround (monaural or the surround components obtained by Pro Logic processing) Example: Recording format (... signals. Note "RDS" appears for DTS format signals.
STR-K790
About the indicators on the display if no digital signal ... is output from the SUB WOOFER jack.
Lights up when audio signal is decoding Dolby Digital signals. ";
Lights up when ...
Service Manual - Page 6
...
provides a better
COAXIAL IN quality of loud
jack
sound. B ANTENNA section
AUDIO IN White (L) jacks Red (R)
Connects to a DVD
IN jack
player, etc. 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...
Service Manual - Page 7
...to use the supplied remote RM-AAU013 to operate the receiver and to control the Sony audio/video components that the remote is assigned to turn the receiver on /standby) the same time...replace the batteries, the remote buttons may be reset to control Sony components as follows. When you press the input buttons (C). STR-K790
Inserting batteries into the remote
Insert two R6 (size-AA) batteries...
Service Manual - Page 8
...
Press to perform menu operations.
audio settings during recording), or multiple... Press TV VOL +/- H*
Press to activate the buttons with components in the forward/backward direction of the DVD player or to ...printing.
A.F.D. Then, use V, v, B, b and to enter direct tuning mode.
STR-K790
Name
Function
D 2CH
Press to select A.F.D.
Press to select 2CH STEREO mode. F ...
Service Manual - Page 9
... MASTER VOL +, TV VOL +, and H buttons have tactile dots. Therefore, depending on the component, the above operation may not be possible or may not work depending on the remote is not...to enter the selection for receiver operation.
9
Press to select the information displayed on the TV screen. STR-K790
Name
Q RETURN/ EXIT O
R V/v/B/b
S DISPLAY
T -/->10/x CLEAR
Function
Press to return to the...
Service Manual - Page 10
... SELECTION MODE Either the 9 kHz step or 10 kHz step can be swapped to all channels so that all buttons are pressed "REST 00" appears. 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
...STR-K790
11 DCAC FACTORY TEST MODE DCAC Factory Test mode have two stages:
1.
DCAC board Checking
Start
DSP Data Line Pass Check
Auto Cal Mic Pass Check
END
Factory Test System Setup
Receiver
DCAC MIC... problem x = 3 → D1503 problem
2. "DCAC[]FTM" appears. DCAC board Checking Connect front left speaker, and the display will start DCAC factory test mode.
1. DCAC DSP Data...
Service Manual - Page 12
You cannot use 75 ohm "coaxial cable" to connect SG and the set. Input the following signal from Signal Generator to...of automatic scanning means "The station signal is 75 ohm.
3. Please use SG whose output impedance is received in good condition."
12 STR-K790
Ver. 1.1
TUNER SECTION [FM Auto Stop Check]
SET
SECTION 3 ELECTRICAL ADJUSTMENT
generator OUT (75 Ω)
Procedure: 1. Set to...
Service Manual - Page 13
... unless otherwise
specified.
• % : indicates tolerance. • f : internal component. • 2 : nonflammable resistor. • 5 : fusible resistor. • C : panel designation.
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
81.4 ns 1 V/DIV, 40 ns/DIV
4.2 Vp-p
13
13
Service Manual - Page 15
...
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
1
IC822
3
-7V REG
2
R803 D920-923
AEP,UK
HDMI +3.3V
IC5003
3
+3.3V REG
1
T901
B MAIN
SECTION
(Page 15)
AUTO CAL MIC
...AC DET
D914
D915
T900(AEP,UK) T902(US,CND)
Q901
RELAY DRIVE
RY901
STR-K790
15
15 DISPLAY/POWER SECTION -
BLOCK DIAGRAM - 4-2.
Service Manual - Page 16
...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 ... D-6 IC1111 C-7 IC1131 E-6 IC1301 B-3 IC1303 C-3 IC1401 E-2 IC1452 D-3 IC1502 C-4 IC1503 D-5 IC1905 C-4
16
16 STR-K790
4-3.
Service Manual - Page 17
PRINTED WIRING BOARD - 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
IC1031
...
Service Manual - Page 21
SCHEMATIC DIAGRAM - DIGITAL BOARD (4/5) -
STR-K790
1
2
3
4
5
6
7
8
9
10
11
MAIN BOARD
STANDBY
(3/4)
BOARD
A
CNP504 D
(Page 29)
CNP801 C
(Page 28)
1 +R2 2 STOP 3 STDBY GND 4 +9V (STDBY) 5 PW_RY 6 +R4 7 R4 GND
H/P_RY H/P CTRL C/REAR/... 95 96 98
a1 a2
a5 a4 a6 a3 a7 a8 b8 a9 b1 b2 b3
b5 b4 b6 b7
14
DIGITAL BOARD (5/5)
(Page 22)
STR-K790
21
21 4-8.
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 IN/ AUTO CAL MIC
JW2013
D2013 R2000
JW2004 Q2002
Q2001
C2001 C2002
D2014 C2013
R2008 C2008...
Service Manual - Page 40
Not used (Open)
80
XOA
- Connection for a crystal resonator
84
VCC3
- STR-K790
Pin No. Connection for a crystal resonator
83
X1
- Power supply (+3.3V)
85
HDMI_S2
O HDMI select 2 (not used)
86
HDMI_S1
O HDMI select 1 (AEP, UK only)
87
HDMI_OED
O HDMI output ...
Service Manual - Page 44
...components used on the set. • -XX and -X mean standardized parts, so they
are in the
parts list may have some difference from the original one. • RESISTORS All resistors are seldom required for routine service.
STR-K790...< 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 1-...
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