Shopping cart is empty
 
English Polski Spanish 
Search For a Manual
 

(e.g. AA-V20EG JVC, ZX-7 Sony )
PayPal 1000+ rating Secure, Encrypted Checkout.
 
Who's Online
There currently are 308 guests online.
Categories
Information
Featured Product
Home >> SONY >> TCWE425 Service Manual
 
 0 item(s) in your cart 

SONY TCWE425
Service Manual


Tweet about this product and get $1.00 of store credit for instant use!
  • Contains Circuit Diagrams
  • Download
  • PDF Format
  • Complete manual
  • Language: English
Price: $4.99

Description of SONY TCWE425 Service Manual

Complete service manual in digital format (PDF File). Service manuals usually contains circuit diagrams, printed circuit boards, repair tips, wiring diagrams, block diagrams and parts list. Service Manual ( sometimes called Repair Manual ) is used mainly by technicians.

If You just want to know how to use Your tv, video, mp3 player etc. You should look for Owner's Manual. After placing order we'll send You download instructions on Your email address.

The manual is available in languages: English

Not yet ready
You must purchase it first

Customer Reviews
There are currently no product reviews.
Other Reviews
 6300 NAD Service Manual by Ferhat Feradov;
Very good quality, prompt response. This website has reasonable prices and wide range of manuals that are hard to find.
 D25 SONY Service Manual by Yang Xing;
The document was usefull, and it was exactly what I was looking for.
 PCM100L/LB JVC Service Manual by Dušan Demovi?;
OK?..manual is complet and helpfull... for repairing such a old and rare boombox like JVC PCM it is necessary...
 CCU-700AP VOLUME1 SONY Service Manual by Ralf Made;
Super Anleitung. Ordentliche Auflösung. Das ganze noch in Deutsch wäre zu schön. Alle Datenblätter sind sauber Kopiert und alle Leitungswege sind sauber ausgeführt
 PVW2650P VOLUME 1 SONY Service Manual by Artur Łukasik;
Thanks God for the internet and thanks for the service like this - proffessional solution on time.

Text excerpt from page 11 (click to view)
Record/Playback Head Azimuth Adjustment DECK A Procedure: 1. Forward Playback Mode
test tape P-4-A100 (10 kHz, â10 dB) 47 k⦠set

DECK B

Tape Speed Adjustment Procedure: âForward Playback Modeâ
test tape WS-48B (3 kHz, 0 dB)

DECK A

DECK B

level meter

frequency counter 47 k⦠set
+ â

+ â

LINE OUT

LINE OUT

2. Turn the adjustment screw for the maximum output levels. If these levels do not match, turn the adjustment screw until both of output levels match together within 1 dB.

L-CH peak

output within level 1 dB

within 1 dB

(High speed adjustment) 1. Set to test mode. (Refer to page 10.) 2. Set to FWD playback mode. 3. Twice pressing the HIGH/NORMAL switch. 4. Adjust RV316 (DECK A), RV416 (DECK B) so that the frequency counter reading becomes 5,980 ± 20 Hz. 5. Release test mode after adjustment is completed. (Normal speed adjustment) 1. Set to FWD playback mode. 2. Adjust RV317 (DECK A), RV417 (DECK B) so that the frequency counter reading becomes 3,000 ± 10 Hz. (Pitch control adjustment) (DECK A) (TC-WE525 only) 1. Push the PITCH CONTROL switch. 2. Set RV986 (PITCH CONTROL knob) to mechanical center. 3. Set to FWD playback mode. 4. Adjust RV318 so that the frequency counter reading becomes 2,990 ± 10 Hz. Frequency difference between the beginning and the end of the tape should be within ± 3%. Frequency difference between the deck A and deck B the beginning of the tape should be within ± 1.5%. Adjustment Location: MAIN board (See page 13.)

screw position

R-CH peak L-CH peak R-CH peak

screw position

3. Playback Mode
test tape P-4-A100 (10 kHz, â10 dB)

L-CH

47 kâ¦

oscilloscope

set

V

+ â

H + â

R-CH

47 kâ¦

Playback Level Adjustment Procedure: âForward Playback Modeâ
test tape P-4-L300 (315 Hz, 0 dB) set

DECK A

DECK B

LINE OUT Screen Pattern

level meter 47 kâ¦
+ â

In phase 45Ë good

90Ë

135Ë 180Ë wrong

LINE OUT

4. Change the reverse playback mode and repeat the steps 1 to 3. 5. After the adjustment, lock the adjustment screws with suitable locking compound. Adjustment Location: ârecord/playback headâ

Adjust DECK A : RV111 (L-CH), RV211 (R-CH) and DECK B : RV121 (L-CH), RV221 (R-CH) so the level meter reading becomes the adjustment limits below. Adjustment Value: LINE OUT level : â7.7 ± 0.5 dB (0.301 to 0.338 V) Level difference between channels : within 0.5 dB Confirm that the LINE OUT level does not change in playback mode while changing the mode from playback to stop several times. Adjustment Location: MAIN board (See page 13.)

forward side

reverse side

adjustment screws

â 11 â

You might also want to buy

$4.99

TC-WE425 SONY
Owner's Manual

Complete owner's manual in digital format. The manual will be available for download as PDF file aft…
>
Parse Time: 0.126 - Number of Queries: 109 - Query Time: 0.025