Sony MDR-IF610 User manual

MDR-IF610
SERVICE
MANUAL
15
Modulation system
Carrier frequency
Effective range
Frequency response
Distortion
Power source
Mass
Canadian Model
UK Model
AEP Model
E Model
Tourist Model
SPECIFICATIONS
Frequency
modulation
Supplied
accessories
Right
2.8
MHz
AC
power
adaptor
(1)
Left
2.3
MHz
Up
to
approx.
9
m
(29
ft.)
(When
useing with the TMR-IF33)
18 — 22,000 Hz
Less than 1% at 1 kHz
Built-in
Ni-Cd
rechargeable
battery
Design
and
specification
are
subject
to
change
without
Approx.
360
g
notice,
CORDLESS STEREO HEADPHONES
SONY.

TABLE OF CONTENTS SERVICING NOTE
Section Title . Page Notes on chip component replacement
@ Never reuse a disconnected chip component.
SPE CIICAMONS. Cee tietis fee Saar ers He Ms ey ee | e@ Notice that the minus side of a tantalum capacitor may
be damaged by heat.
1. GENERAL. os es-scoiseeeeitiaesa ees g
2. DISASSEMBLY 0054s eres secure re iees 3
3. ELECTRICAL ADJUSTMENT .:.:--------:: 8
4. DIAGRAMS
4-l,. Printed Wiring Boards. 08s 1 sees sae ss eases 10
4-2. Schematic Diagram ee 13
5. EXPLODED VIEWS --eeecccc cee e tees 15
6. ELECTRICAL PARTS LIST :---:::---::: i
SECTION 1 This section is extracted from
GENERAL
instruction
manual.
Parts Identification
[1] Infrared sensors
[2] Suspender
[3] Head band
Ear pads
Left (L) housing
[5] Charging indicator
[6] Quick charge switch
DC IN 9V jack
Right (R) housing
Left
(L)
housing
:
Right
(R)
housing
VOL
control
Cété
gauche
(L)
du
casque
- f
Cété
droit
(R)
du
casque
Adjusts
the
volume
level
of
the
left
and
right
channels
Auricular
izquierdo
(L)
N
1,
Auricular
derecho
(R)
simultaneously.
[9] POWER switch/indicator
The indicator lights up when the headphones turns on.
fii BALANCE control
AVLS selector

SECTION 2
DISASSEMBLY
Note: Follow the disassembly procedure in the numerical order given.
FRONT PANEL, HOUSING, MAIN BOARD
— R-CH —
Note:
Register
and
speaker
are
adhered.
@
Remove
each
connector
@ housing (R)
® frange (R)
front panel (R)
@ PTP2.6 x 14
© ear pad
= [CH= @ Remove each connector.
® housing (L)
a ® frange (L)
" @ PTP2.6X 14
© ear pad

HEAD CUSHION
head cushion
® head cushion
ribbon
Leh
a! bl
if)
fv
RAY CATCHER WINDOW, PD BOARD
— L-CH —
Note: The installation location of ray catcher window (F) eng
ray catcher window (R) on R-ch is opposite.
PD board
spacer
@ hanger (L), rid

HANGER
Note:
Drum
and
ribbon
are
welded.
©
PTP2x4
by holder
-@ head band
hanger (R), rid
NOTE ON ASSEMBLING
CONNECTOR CLASSIFICATION
nada pana PD-4 board
(GK
S>
UL»
es
Ors < (WHITE)
(WHITE) PD-3 board WS
(RED)
(BLUE)