Read Sony TC-TX313 / TC-TX515 (serv.man2) Service Manual online
– 1 –
TC-TX313/TX515
MICROFILM
US Model
Tourist Model
TC-TX515
AEP Model
UK Model
E Model
TC-TX313/TX515
SERVICE MANUAL
SPECIFICATIONS
Recording system
4-track 2-channel stereo
Frequency response
(DOLBY NR OFF)
50 - 14,000 Hz (
50 - 14,000 Hz (
±
3 dB),
using Sony TYPE I
cassettes
50 - 15,000 Hz (
cassettes
50 - 15,000 Hz (
±
3 dB),
using Sony TYPE II
cassettes
cassettes
Input
TAPE IN (phono jacks):
impedance 47 kilohms
impedance 47 kilohms
Output
TAPE OUT (phono jacks):
voltage 550 mV
impedance 47 kilohms
voltage 550 mV
impedance 47 kilohms
General
Power requirements
US model:
US model:
120 V AC, 60 Hz
AEP, UK model:
220 - 230 V AC, 50 / 60 Hz
E, Tourist model:
110 - 120 V or 220 - 240 V
AC, 50 / 60 Hz
Adjustable with the
voltage selector
AC, 50 / 60 Hz
Adjustable with the
voltage selector
Power consumption
12 W
Dimensions
Approx. 215
×
60
×
195
mm (w / h / d)
incl. projecting parts and
controls
incl. projecting parts and
controls
Mass
Approx. 2.5 kg
Supplied accessories:
Audio connecting cords
(2)
(2)
Design and specifications are subject to change
without notice.
without notice.
Model Name Using Similar Mechanism
NEW
Tape Transport Mechanism Type
Photo: TC-TX515
• TC-TX313 is the optional stereo cassette
deck that can be used only with section
DHC-MD313.
DHC-MD313.
• TC-TX515 is the optional stereo cassette
deck that can be used only with section
DHC-MD515.
DHC-MD515.
STEREO CASSETTE DECK
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK
!
OR DOTTED LINE
WITH MARK
!
ON THE SCHEMATIC DIAGRAMS AND IN
THE PARTS LIST ARE CRITICAL TO SAFE OPERATION.
REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE
PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR
IN SUPPLEMENTS PUBLISHED BY SONY.
REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE
PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR
IN SUPPLEMENTS PUBLISHED BY SONY.
Notes on Chip Component Replacement
•
Never reuse a disconnected chip component.
•
Notice that the minus side of a tantalum capacitor may be dam-
aged by heat.
aged by heat.
Dolby noise reduction manufactured under license from Dolby Labo-
ratories Licensing Corporation.
“DOLBY” and the double-D symbol
ratories Licensing Corporation.
“DOLBY” and the double-D symbol
a
are trademarks of Dolby
Laboratories Licensing Corporation.
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TABLE OF CONTENTS
1. GENERAL
Parts and Controls ...................................................................... 3
2. TEST MODE
2-1. Checking the Items of Test Mode ......................................... 4
3. DISASSEMBLY
3-1. Top Cover .............................................................................. 5
3-2. Front Panel Assy ................................................................... 5
3-3. Front Board (TC-TX313) ...................................................... 6
3-4. Panel Board (TC-TX515) ...................................................... 6
3-5. Back Plate ............................................................................. 7
3-6. Bracket (Power Trans) .......................................................... 7
3-7. Main Board ........................................................................... 8
3-8. TCM Assy ............................................................................. 8
3-9. Lever ..................................................................................... 9
3-10. Tension Spring ....................................................................... 9
3-11. Housing ............................................................................... 10
3-12. Chassis ................................................................................ 10
3-13. Motor (A)/(B) Assy .............................................................. 11
3-14. Head Plate ............................................................................ 11
3-15. Pinch Roller Assy ................................................................ 12
3-16. Bracket (Head Unit) ............................................................ 12
3-2. Front Panel Assy ................................................................... 5
3-3. Front Board (TC-TX313) ...................................................... 6
3-4. Panel Board (TC-TX515) ...................................................... 6
3-5. Back Plate ............................................................................. 7
3-6. Bracket (Power Trans) .......................................................... 7
3-7. Main Board ........................................................................... 8
3-8. TCM Assy ............................................................................. 8
3-9. Lever ..................................................................................... 9
3-10. Tension Spring ....................................................................... 9
3-11. Housing ............................................................................... 10
3-12. Chassis ................................................................................ 10
3-13. Motor (A)/(B) Assy .............................................................. 11
3-14. Head Plate ............................................................................ 11
3-15. Pinch Roller Assy ................................................................ 12
3-16. Bracket (Head Unit) ............................................................ 12
4. MECHANICAL ADJUSTMENTS
................................. 13
5. ELECTRICAL ADJUSTMENTS
................................... 13
6. DIAGRAMS
6-1. Circuit Boards Location ...................................................... 16
6-2. Printed Wiring Board –Deck Section– ................................ 17
6-3. Schematic Diagram –Deck Section– ................................... 18
6-4. Printed Wiring Boards –Main Section– .............................. 20
6-5. Schematic Diagram –Main Section– ................................... 23
6-6. Printed Wiring Boards –Front Panel Section– .................... 27
6-7. Schematic Diagram –Front Panel Section– ......................... 29
6-8. IC Pin Description ............................................................... 31
6-2. Printed Wiring Board –Deck Section– ................................ 17
6-3. Schematic Diagram –Deck Section– ................................... 18
6-4. Printed Wiring Boards –Main Section– .............................. 20
6-5. Schematic Diagram –Main Section– ................................... 23
6-6. Printed Wiring Boards –Front Panel Section– .................... 27
6-7. Schematic Diagram –Front Panel Section– ......................... 29
6-8. IC Pin Description ............................................................... 31
7. EXPLODED VIEWS
7-1. Top Cover Section ............................................................... 33
7-2. Front Panel Section (TC-TX313) ........................................ 34
7-3. Front Panel Section (TC-TX515) ........................................ 35
7-4. Chassis Section ................................................................... 36
7-5. TCM Assy Section .............................................................. 37
7-2. Front Panel Section (TC-TX313) ........................................ 34
7-3. Front Panel Section (TC-TX515) ........................................ 35
7-4. Chassis Section ................................................................... 36
7-5. TCM Assy Section .............................................................. 37
8. ELECTRICAL PARTS LIST
........................................... 38
– 3 –
SECTION 1
GENERAL
• TC-TX313
Parts and Controls
• TC-TX515
Parts and Controls
1 POWER switch
Only the power to this set is turn on.
2 Cassette slot
With a cassette inserted, the cassette
indicator is illuminated red when the
power is turned on.
indicator is illuminated red when the
power is turned on.
3 § (eject) button
4 ª (lower side play)/
· (upper side play) button
Even without cassette, the power to
this set and the DHC-MD313 will be turned
on when one of these buttons is pressed.
Even without cassette, the power to
this set and the DHC-MD313 will be turned
on when one of these buttons is pressed.
5
∏
(pause) button
6
π
(stop) button
7 º/‚ (fast forward, fast backward/AMS)
button
8 ® REC (recording) button
9 CD SYNC (CD synchro) button
This button allows CD synchro recording
to be executed as this set is interlocked
with the DHC-MD313.
to be executed as this set is interlocked
with the DHC-MD313.
!º DIRECTION switch
!¡ DOLBY NR (Dolby Noise Reduction) switch
!¡ DOLBY NR (Dolby Noise Reduction) switch
1 POWER switch
Only the power to this set is turn on.
2 Cassette slot
With a cassette inserted, the cassette
indicator is illuminated red when the
power is turned on.
indicator is illuminated red when the
power is turned on.
3 6 (eject) button
4 9 (lower side play)/
( (upper side play) button
5 p (stop) button
6 P (pause) button
7 0/) (fast forward, fast backward/AMS)
button
8 r REC (recording) button
9 DIRECTION switch
!º DOLBY NR (Dolby Noise Reduction) switch
!¡ CD SYNC (CD synchro) button
!º DOLBY NR (Dolby Noise Reduction) switch
!¡ CD SYNC (CD synchro) button
This button allows CD synchro recording
to be executed as this set is interlocked
with the DHC-MD515.
to be executed as this set is interlocked
with the DHC-MD515.
– 4 –
SECTION 2
TEST MODE
2-1. CHECKING THE ITEMS OF TEST MODE
The set allows you to check the items of the test mode although this
may not be directly related with the adjustment.
may not be directly related with the adjustment.
1 Setting/Releasing the Test Mode:
1) Setting
With power OFF, short between test pin 1 and pin 2 of
CN09 on the LOW-VOLTAGE board. (See page 15.)
Then, turn power ON to enter the test mode.
CN09 on the LOW-VOLTAGE board. (See page 15.)
Then, turn power ON to enter the test mode.
2) Releasing
Open between pin 1 and pin 2 of CN09.
2 Items of Test Mode
1) Memory Stop
1-1) In side A record mode, press the REW (
1-1) In side A record mode, press the REW (
0 ) button.
The tape is rewind to the start point of recording and stopped.
1-2) In side B record mode, press the FF (
) ) button.
The tape is rewind to the start point of recording and stopped.
2) Memory Play
2-1) In side A record mode, press the FWD Auto Play
2-1) In side A record mode, press the FWD Auto Play
(
” + 0 ) buttons simultaneously. The tape is rewind to
the start point of recording and FWD played.
2-2) In side B record mode, press the REV Auto Play
(
“ + ) ) buttons simultaneously. The tape is rewind to
the start point of recording and REV played.
3) All LED Flickering
When no tape is inserted, all LED indicators are flickering.
4) Aging Operation
When tape with record erase preventing claw is inserted for
both sides A and B, enter the aging operation start command
by pressing
both sides A and B, enter the aging operation start command
by pressing
p and CD SYNC simultaneously. The system
will change the direction to one side and perform the
following operations:
following operations:
1 Rewind in REW mode until side A of tape is stopped.
2 Playback tape in FWD mode for 1 minute.
3 Pause mode.
4 Record tape for 3 minutes.
5 Forward tape in FF mode to the end of side A of tape.
6 Shut off and switch to side B.
7 Playback tape in REV mode for 1 minute.
8 Pause mode.
9 Record tape for 3 minutes.
!º Forward tape in FF mode to the end of side B of tape.
!¡ Shut off and switch to side A.
!™ Repeat the procedure from 2 to !¡.
!£ Pressing the STOP ( p ) button will release the set from
2 Playback tape in FWD mode for 1 minute.
3 Pause mode.
4 Record tape for 3 minutes.
5 Forward tape in FF mode to the end of side A of tape.
6 Shut off and switch to side B.
7 Playback tape in REV mode for 1 minute.
8 Pause mode.
9 Record tape for 3 minutes.
!º Forward tape in FF mode to the end of side B of tape.
!¡ Shut off and switch to side A.
!™ Repeat the procedure from 2 to !¡.
!£ Pressing the STOP ( p ) button will release the set from
these operations.
