Sony TC-TX313 / TC-TX515 (serv.man2) Service Manual ▷ View online
– 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.
– 5 –
SECTION 3
DISASSEMBLY
Note : Follow the disassembly procedure in the numerical order given.
3-1. TOP COVER
3-2. FRONT PANEL ASSY
1
screws (case 3 TP2)
3
top cover
2
screws (case 3 TP2)
1
CN6
2
BVTT 3x8
3
claw
4
claw
5
front panel assy
– 6 –
3-3. FRONT BOARD (TC-TX313)
3-4. PANEL BOARD (TC-TX515)
3
BVTP 2.6x8
1
BVTP 2.6x8
4
BVTP 2.6x8
5
PANEL board
2
LED board
8
PLAY button
6
POWER button
9
lens (D)
!º
lens (C)
7
lens (C)
1
BVTP 2.6x8
2
BVTP 2.6x8
3
BVTP 2.6x8
4
FRONT board
6
REC button
5
PLAY button
7
EJECT button
8
POWER button
– 7 –
3-5. BACK PLATE
3-6. BRACKET (POWER TRANS)
4
BVTP 3x8
5
claws
2
BVTP 3x10
3
BVTP 3x8
1
CN04
6
back plate
5
bind type (A)
6
bracket (power trans)
2
CN14
1
CN7
4
DECK board
3
BVTP 3x8
