Sony ICF-SW7600GR Support Question
Sony ICF-SW7600GR Support Question
Find answers below for this question about Sony ICF-SW7600GR - Portable Radio.Need a Sony ICF-SW7600GR manual? We have 2 online manuals for this item!
Question posted by dagomys64 on September 25th, 2015
Need Electric Circuit Diagram For Tecsun Pl600
could you please send me circut diagram for TECSUN PL600? also it would be great to get the processor description MP 43064.
Current Answers
Answer #1: Posted by TommyKervz on September 25th, 2015 1:08 PM
TommyKervz
Member since:
January 10th, 2013 Points: 17,776,823
Member since:
January 10th, 2013 Points: 17,776,823
Download the service manual from the link below
http://elektrotanya.com/tecsun_pl-600.pdf/download.html
Or send a request by email to: tecsun@on-nets.com.
Related Sony ICF-SW7600GR Manual Pages
Operating Instructions - Page 2
...ICF-SW7600GR Serial No
Warning
To prevent fire or shock hazard, do not open the cabinet. To avoid electrical shock, do not expose the unit to rain or moisture.
You are cautioned that interference will automatically turn off and on a circuit... tune into the station of your needs
- Refer servicing to the radio (see page 15).
Owner's record
The model and serial numbers are ...
Operating Instructions - Page 6
If you do not press the button, the display will return to clock display while operating the radio. Controls
1 SLEEP button (31)
2 HOLD switch (32)
3 DIRECT button (15, 16)
4 FM/AM button (16, 18, 20)
5 STANDBY MEMORY, TIMER STANDBY/ STANDBY TIME SET buttons (...
Operating Instructions - Page 7
... HOLD is in effect.
8 STANDBY , STANDBY indicators (28, 29, 30) Light up when the standby timer is set.
9 PAGE number display Appears constantly when the radio is in effect.
Operating Instructions - Page 13
...) you want to see will be displayed. Setting the clock 13GB
To switch back to the LOCAL time display Press WORLD TIME again. If the radio is now under daylight saving time.
Operating Instructions - Page 18
... Manual tuning
Use -?K, k?+ or K -, + k to change the frequency.
1
2 4
3
3, 4
1 Press POWER ON/OFF to turn on the radio.
2 Press FM/AM to select MW (medium wave), LW (long wave) or meter band (short wave). or + k
is pressed
is pressed
FM
0.05... when a station is pressed.
For FM, skip this step.
4 Press -?K, k?+ or K -, + k repeatedly to the radio Manually selecting the frequency
-
Operating Instructions - Page 19
... 100 76.00-108.00
* 10 kHz channel step (see page 15). ** 9 kHz channel step (see "Searching the station automatically -
Meter bands refer to the radio 19GB Refer to 29 999 kHz.
Operating Instructions - Page 20
... meter band (short wave). Searching the station automatically
-
Auto scan tuning
1
2 6
3
3, 4, 5
1 Press POWER ON/OFF to turn on the radio.
2 Press FM/AM to SW, MW or LW broadcasts, select AM.
3 For AM bands, hold down -?K or k?+ for about 3 seconds (auto ...).
5 When the unit tunes in the display each reception and will appear in to the radio To listen to select either band.
Operating Instructions - Page 21
Under normal conditions, set the ATT switch to the radio 21GB The ATT control is convenient when you do not need to the current direction for scanning
-
Auto scan tuning
Tips • The unit scans the frequencies in descending order when holding
down -?K, and in ascending ...
Operating Instructions - Page 27
....
Synchronous detection
Adjusting for optimum AM reception - SYNCLOCK indicator will appear when the synchronous detection circuit is weak and synchronous detection does not take effect. Tip For more information on the radio. 2 Press FM/AM to the radio 27GB Note SYNCLOCK indicator may not appear when the received signal is locked.
Synchronous detection...
Operating Instructions - Page 28
....
1 Tune in the display.
4 Press POWER ON/OFF to listen. You do not need to the standby memory button. When ENTER is pressed and the selected station will appear in to...
Make sure the clock is on.
28GB Using the timer
The standby timer takes effect when the set when the radio is set correctly before using the VOLUME control.
3 Hold down , the PRESET indicator will operate at 8:00,...
Operating Instructions - Page 40
...in the country you intend to change without notice.
40GB Additional information Specifications
Circuit system
FM: Super heterodyne
AM: Dual conversion super heterodyne
Frequency range
FM:...
MW: 530-1 620 kHz
LW: 150-529 kHz
Output
LINE OUT jack (stereo minijack) × 1
Recording output level approx. 245 mV, output impedance less than 10 kΩ
i (headphones) jack (stereo minijack)...
Operating Instructions - Page 41
... attenuated carrier component, thus dramatically reducing distortion. The synchronous detection circuit of this
unit generates a pure carrier frequency with no level ...circuit of communication. Additional information 41GB Only this unit extracts one of a carrier is received. There are generally caused by interferences from interferences. Specifications Tips on radio waves
Tips on radio...
Service Manual - Page 1
... g (incl.
ICF-SW7600GR
SERVICE MANUAL
Ver 1.0 2001. 03
US Model Canadian Model
AEP Model Chinese Model
E Model Tourist Model
SPECIFICATIONS
Circuit system
FM: Super... heterodyne
AM: Dual conversion super heterodyne
Frequency range
FM: 76-108 MHz
SW: 1 621- 29 999 kHz
MW: 530-1 620 kHz
LW: 150-529 kHz
Output
LINE OUT jack (stereo minijack) × 1
Recording...
Service Manual - Page 6
...screws (+BTP 3 × 25)
1 Three screws (+BTP 3 × 25)
4 Cabinet (rear)
3 Four claws
SECTION 3 ELECTRICAL ADJUSTMENTS
• AM Section
AM RF signal generator
Put the lead-wire antenna close to AM 29999kHz. 5. Tune the set
i headphones ...7. Connect digital voltmeter to AM 150kHz. 3.
ICF-SW7600GR
SECTION 2 DISASSEMBLY
Note : Follow the disassembly procedure in 12.5V.
Service Manual - Page 9
...: Chinese model EA: Saudi Arabia model
: SW
BATT
EXCEPT CH
J203 DC IN 6V
DRY BATTERY SIZE"AA"
(IEC DESIGNATION R6) 4PCS,6V
9
9 4-1. BLOCK DIAGRAM
SECTION 4 DIAGRAMS
ICF-SW7600GR
ANT101 (TELESCOPIC)
FM TRACKING
T101 CT101 FM ANT
J101 AM EXT ANT (EXCEPT CH)
Q120 ATT
VT
Q101 MUTING CONTROL
MUTING
ROD B BAR B
S101 ATT...
Service Manual - Page 12
... L : MW/LW h : SW
• Abbreviation CH : Chinese model SCHEMATIC DIAGRAM - Voltage variations may be noted due to normal production tolerances.
• Voltage variations... repair. • Voltages and waveforms are in µF unless otherwise noted. MAIN BOARD (1/2) -
12
12
Note on Schematic Diagram: • All capacitors are dc with a VOM (Input impedance 10 MΩ). ICF-SW7600GR
4-4.
Service Manual - Page 13
...; and 1/4 W or less unless otherwise specified. • ¢ : internal component. • C : panel designation. • A : B+ Line. • H : adjustment for IC Block Diagrams.
ICF-SW7600GR
IC B/D
1 2
IC B/D
IC B/D
IC B/D
Note on Schematic Diagram: • All capacitors are taken with respect to ground under no-signal (detuned) conditions. • Voltages are in µF unless...
Service Manual - Page 15
... be noted due to ground under no-signal (detuned) conditions.
• Voltages are in µF unless otherwise noted. SCHEMATIC DIAGRAM - ICF-SW7600GR
1
• WAVEFORM
1 IC302 wf
13.3 µs
15
1.8 Vp-p
15
Note on Schematic Diagram: • All capacitors are dc with respect to normal production tolerances.
• Abbreviation CH : Chinese model
4-7. KEY BOARD -
•...
Service Manual - Page 16
...CE VDET BEEP SD METER SCK SI/SO
I/O
Description
O Light control signal output
O Muting signal ...circuit
O LCD drive voltage output
- Ground
O Error signal output
I AM VCO (local oscillation) frequency input
I Key input protect switch signal input
O Radio...VCC
R L M/ST STLED GND NC IN NC NC
ICF-SW7600GR
• IC BLOCK DIAGRAMS IC201 CXA1376AS
IC202 LA3335M
10
9
DECODER
8
SYNC DET
...
Service Manual - Page 19
...ELECTRICAL PARTS LIST
ICF-SW7600GR KEY
NOTE: • Due to standardization, replacements in the
parts list may be anticipated when ordering these items. • CAPACITORS: uF: µF • RESISTORS All resistors are in the diagrams...és par une marque 0 sont critiques pour la sécurité. Description
Remarks
*
A-4440-289-A KEY BOARD, COMPLETE
*
1-694-751-11 CONDUCTIVE...
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