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E Model

Australian Model

Tourist Model

MICROFILM

STR-WX5 is the tuner and amplifier
section in MHC-WX5.

The following measured at AC 120, 220, 240V 50/60Hz
DIN power output (Rated) (FRONT)

120 + 120W (6 

Ω

 at 1kHz DIN)

Continuous RMS power output (Reference)

150 + 150 W
(6 

Ω

 at 1kHz, 10% THD)

Inputs

MD/VIDEO 1 IN (phono jacks): voltage
450/250mV, impedance 47k

Ω

AV INPUT AUDIO (phono jacks):
voltage 250mV, impedance 47k

Ω

MIX MIC (phone jack): sensitivity 1mV,
impedance 10k

Ω

Output

MD/VIDEO 1 OUT (phono jacks):
voltage 450/250mV, impedance 1k

Ω

PHONES (stereo phone jack): accepts
headphones of 8

Ω

 or more.

FRONT SPEAKER:
accepts impedance of 6 to 16

Ω

REAR SPEAKER:
accepts impedance of 16

Ω

SUPER WOOFER:
Voltage 1V, impedance 1k

Ω

Inputs

AV INPUT VIDEO (phono jack): 1Vp-p,
75

Ω

Outputs

MONITOR OUT (phono jack): 1Vp-p,
75

Ω

FM stereo, FM/AM superheterodyne tuner

Tuning range

87.5 – 108.0MHz

Antenna terminals

75

Ω

 unbalanced

Intermediate frequency

10.7MHz

Tuning range
Latin America  models:

530 – 1,710kHz (10kHz step)
531 – 1,710kHz (9kHz step)

Middle Easten models:

531 – 1,602kHz(with the MW interval set at
9kHz)
5.95 – 17.90MHz (with the SW interval set
at 5kHz)

Australian, Israel, and Thai models :

531 – 1,602kHz(with the AM tuning
interval set at 9kHz)
530 – 1,710kHz (with the AM tuning
interval set at 10kHz)

Other models:

MW :
531 – 1,602kHz(with the MW tuning
interval set at 9kHz)
530 – 1,710kHz (with the MW tuning
interval set at 10kHz)
SW :
5.95 – 17.90 MHz (with the SW tuning
interval set at 5kHz)

Intermediate frequency

450kHz

Antenna

AM loop antenna
External antenna terminal

— Continued on next page —

2

........................................................................... 3

2-1.

Sliding Panel Assembly ······················································ 9

2-2.

Level Slider ········································································ 9

.............................................................. 5

4-1.

Circuit Boards Location ·················································· 9

4-2.

Block Diagrams
• Main Section ································································ 10
• Power Section ······························································ 11

4-3.

Printed Wiring Board   Main Section ························· 12

4-4.

Schematic Diagram   Main (1/2) Section ························· 13

4-5.

Schematic Diagram   Main (2/2) Section ························· 14

4-6.

Schematic Diagram   AV/Mic Section ······························ 15

4-7.

Printed Wiring Board   AV/Mic Section ··························· 15

4-8.

Schematic Diagram   Power Amp Section ······················· 16

4-9.

Printed Wiring Board   Power Amp Section ····················· 17

4-10. Schematic Diagram   Display Section ······························ 18
4-11. Printed Wiring Board   Display Section ··························· 19
4-12. Schematic Diagram   Sliding Panel Section ····················· 20
4-13. Printed Wiring Board   Sliding Panel Section ·················· 21
4-14. Printed Wiring Board   Trans Section ······························· 22
4-15. Schematic Diagram   Trans Section ································· 23
4-16. IC Block Diagrams ··························································· 24
4-17. IC Pin Function ································································ 26

6-1.

Case and Sliding Panel Section ........................................ 29

6-2.

Front Panel Section .......................................................... 30

6-3.

Slide Mechanism Section ................................................. 31

6-4.

Circuit Boards and Back Panel Section ............................ 32

........................................ 33

LABEL MODEL NUMBER

No.

EXCEPT Israel, Thai model

4-900-848-0

π

Israel, Thai model

4-900-848-1

π

MODEL

PART No.

Power requirements
Australian model:

240V AC, 50/60Hz

Israel and Thailand models:

220V AC, 50/60Hz

Other models:

120V or 220V or 230 – 240, 50/60Hz
Adjustable with voltage selector

Power consumption

290W

Dimensions (w/h/d)

Approx. 288 

×

 205 

×

 375mm

Mass

Approx. 7.8kg

Design and specifications are subject to change without notice.

3

1

1/u (Power) button

2 SLIDING SENSOR window
3 MOVIE indicator
4 MUSIC indicator
5 GAME indicator
6 PLACE indicator
7 P FILE indicator
8 TUNER/BAND button
9 STEREO/MONO button
0 MEMORY button
qa AUTO indicator
qs OPEN/CLOSE button
qd KARAOKE PON/MPX button
qf MIC LEVEL knob
qg MIX MIC jack (EXCEPT JE model)

MIC 1 jack (JE model)

qh GROOVE button and indicator
qj VOLUME knob
qk EFFECT ON/OFF button and indicator
ql P FILE button
w; PLACE button
wa GAME button
ws MUSIC button

rf VIDEO (AV INPUT (VIDEO 2)) jack
rg AUDIO-L (AV INPUT (VIDEO 2)) jack
rh AUDIO-R (AV INPUT (VIDEO 2)) jack
rj SURROUND +/– buttons
rk DBFB +/– buttons
rl 63Hz +/– buttons
t; 250Hz +/– buttons
ta 1kHz +/– buttons
ts 4kHz +/– buttons
td 16kHz +/– buttons
tf NAME IN button
tg DELETE button
th CHAR button
tj INSERT button
tk OPEN SENSOR ON/OFF button
tl EQ MEMORY button

• Abbreviation

JE

: Tourist model.

wd MOVIE button
wf ENTER/NEXT button and indicator
wg

) + button and indicator

wh

= C MULTI JOG STATION c
+ dial

wj

0 – button and indicator

wk CD EDIT button
wl CD PLAY MODE button
e; CD REPEAT button
ea NON-STOP button and indicator
es FLASH button
ed LOOP button
ef DBFB button
eg DSP REVERB button and indicator
eh DSP DELAY button and indicator
ej PHONES jack
ek CLOCK/TIMER SET button
el TIMER SELECT button
r; FUNCTION button
ra DISPLAY/DEMO button
rs MIC 2 jack (JE model)
rd ECHO LEVEL knob

(JE model)

1

2

3

4

5

6

7

8

9

0

qa

qs

qd

qf

qg

qh

qj

qk

ql

w;

wa

ws

wd

wf

wg

wh

wj

wk

wl

e;

ea

es

ed

ef

eg

eh

ej

ek

el

r;

ra

rf

rg

rh

rj

rk

rl

t;

ta ts

td tf

tgth

tjtk

tl

rd

rs

qf

qg

4

 Follow the disassembly procedure in the numerical order given.

4

 Flat type cable (19 core)

2

 Screw (BVTP 3x8)

3

 Holder level

5

 Sliding panel assembly

Slide mechanism

1

 Push the OPEN/CLOSE button to 

open the Sliding panel assembly.

1

 Screw (BVTP2.6x8)

4

 Four screw

    (BVTP2.6x8)

5

 Holder (L) assembly

a

a

b

b

6

 Four screw (BVTP2.6x8)

7

 Holder (R) assembly

8

 Remove the Level slider direction of arrow.

2

 Screw 

    (BVTP2.6x8)

3

 Top bracket

NOTE FOR INSTALLATION :
Attach in the reverse order, but make sure the rollers (

a

, 

b

) of the

holder (L) assembly and holder (R) assembly fit into the grooves of
the level slider.