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4

This set is a component of the MHC-S7AV or MHC-S3.
The MHC-S7AV or MHC-S3 system configuration is as shown
below, and therefore it does not operate normally unless all four
components are connected.
In performing the repair, connect all components with the system
cables.
Note: The precaution to the users is described on the label stuck on
the back panel (CD player) and in the troubleshooting section in
the Operation Manual.

POWER SUPPLY

AC IN

TA

SYSTEM & CD 

µ

con

ST

CDP

TC 

µ

con

TC

DISPLAY

This unit is able to display the test data (character information)
written in the CD on its fluorescent indicator tube.
The CD-TEXT TEST DISC (TGCS-313:4-989-366-01) is used
for checking the display.
To check, perform the following procedure.

1. Press the

/1

button to turn the power on, set the disc to the

disc table with the “test disc” label facing up, and chuck the
disc.

2. Press the 

[CD]

 button to set CD function, and press the

n N

button to playback the disc.

3. The following will be displayed on the liquid crystal display.

Display : 1KHZ/0DB/L R

4. Pressing the 

[--        ]

 or 

[        +]

 button, select the track. The text

data of each track will be displayed.
For details of the displayed contents for each track, refer to “Table
1 : CD-TEXT TEST DISC TEXT Data Contents”.

In this unit, some special characters will not be displayed prop-
erly. These will be displayed as a space or a character resembling
it.

1

1kHz/0dB/L&R

2

20Hz/0dB/L&R

3

40Hz/0dB/L&R

4

100Hz/0dB/L&R

5

200Hz/0dB/L&R

6

500Hz/0dB/L&R

7

1kHz/0dB/L&R

8

5kHz/0dB/L&R

9

7kHz/0dB/L&R

10

10kHz/0dB/L&R

11

16kHz/0dB/L&R

12

18kHz/0dB/L&R

13

20kHz/0dB/L&R

14

1kHz/0dB/L&R

15

1kHz/–1dB/L&R

16

1kHz/–3dB/L&R

17

1kHz/–6dB/L&R

18

1kHz/–10dB/L&R

19

1kHz/–20dB/L&R

20

1kHz/–60dB/L&R

TRACK

No.

Displayed Contents

 Track No. 21 to 99 are not displayed.

.

>

5

This section is extracted from
instruction manual.

The items are arranged in alphabetical order.

Refer to the pages indicated in parentheses ( ) for details.

m

M

.

H

S

x

>

wj wkwl

e; ea

es

ed

ef

eg

eh

ej

ek

DISC 1–3 ek (14, 15, 21)
DISC 1–3 indicators ej
DISC 1–3 Z (eject) wl (14)
PLAY MODE wj (14, 15, 21)
REPEAT wk (14)
N (play) eh (14, 15)
X (pause) eg (14)
x (stop) ef (14, 20)
. (go back) ed (14, 15, 21)
> (go forward) es (14, 15, 21)
m (rewind) e; (14)
M (fast forward) ea (14)

x

hH

H

hH

O

o

P

p

M

m

X

>

.

1 2 3

wg

qh

qa

wk

wj

wh

wa

4

5

6

7

qs

qf

qd

qg

8

9

q;

qk

ql

w;

qj

wd

ws

wf

es

ea

e;

wl

CD H es (14, 15)
CHECK 5 (15)
CLEAR 6 (15)
CLOCK/TIMER SELECT qj

(30)

CLOCK/TIMER SET qk (13, 21,

29)

DBFB qg (23)
DISPLAY ws (13, 16, 18, 29, 35)
D.SKIP 4 (14)
ENTER wg (10, 12, 13, 15, 17,

18, 21, 22, 26–30)

EQ qd (27)
EQ ON/OFF qf (10, 28)
FUNCTION wf (10, 14, 15, 20,

21, 31)

GROOVE wa (23)

SET UP qs (10, 12, 26, 28, 29)
SLEEP 7 (29)
SUR wd (25)
TAPE A hH ea (19, 35)
TAPE B hH e; (19, 20, 35)
TUNER/BAND wl (17)
TUNING + 9 (17)
TUNING – wh (17)
TV CH +/– ql
TV VOL +/– w;
TV @/1 2
TV/VIDEO 1
VOL +/– qh

@/1 (power) 3
X (pause) q;
x (stop) 8
. (go back) wk
> (go forward) wj
m (rewind) wh
M (fast forward) 9
O/o/P/p qa

6

• This set can be disassembled in the order shown below.

3-2. COVER

(Page 7)

3-3. CD MECHANISM DECK

(CDM63B-30BD60)
(Page 7)

3-6. PANEL (L) BOARD,

PANEL (R) BOARD
(Page 9)

3-7. LID (CD)

(Page 9)

3-5. FRONT PANEL SECTION

(Page 8)

3-4. MAIN BOARD 

(Page 8)

SET

7

 Follow the disassembly procedure in the numerical order given.

1

two screws
(case 3 TP2)

3

cover

2

screw
(BVTT3 

×

 6)

1

two screws
(case 3 TP2)

3

four screws
(BVTP3 

×

 8)

1

wire (flat type) (21 core)
(CN301)

2

connector
(CN701)

4

CD mechanism deck
(CDM63B-30BD60)