Sony MDR-Z1R Manuale utente

SERVICE MANUAL

Sony Video & Sound Products Inc.

9-896-314-01

2016I33-1

MDR-Z1R

SPECIFICATIONS

STEREO HEADPHONES

US Model

Canadian Model

AEP Model

UK Model

E Model

Australian Model

Chinese Model

Tourist Model

Ver. 1.0 2016.09

Type: Closed, dynamic (circum-aural) / Driver unit: 70 mm, dome type (CCAW Voice

Coil) / Power handling capacity: 2,500 mW (IEC*) / Impedance: 64 Ω at 1 kHz /

Sensitivity: 100 dB/mW / Frequency response: 4 Hz - 120,000 Hz / Mass: Approx.

385 g (14 oz) without cable / Included items: Stereo headphones (1), Headphone

cable (Approx. 3 m (118 1/8 in), silver-coated OFC strands, gold-plated stereo mini

plug) (1), Balanced-connection headphone cable (Approx. 1.2 m (47 1/4 in), silver-

coated OFC strands, Gold plated balanced standard plug) (1), Gold-plated unimatch

plug adaptor (stereo phone plug stereo mini jack) (1), Hard case (1)

* IEC = International Electrotechnical Commission

Design and specications are subject to change without notice.

MDR-Z1R

SECTION 1

SERVICING NOTES

NOTE OF REPLACING THE HEAD BAND ASSY

A serial number is marked on the slider of head band assy.

Therefore, when the head band assy is replaced, the serial number

changes.

Serial No.

– Inside of L side slider –

The SERVICING NOTES contains important information for servicing. Be sure to read this section before repairing the unit.

NOTE OF REPLACING THE HARD CASE ASSY

When replacing the hard case of supplied with the unit, remove the

serial plate from the hard case of before replacing and attach that

to the new hard case.

Note: The serial plate does not attached to the new hard case.

1Remove the serial plate from the hard case of before replacing.

Note: Serial plate is stuck with double-sided tape.

Remove the

serial plate.

– Hard case of before replacing –

Serial plate

2Stick a double-sided tape of sold on the market so that not

protrude from the outer shape of the serial plate.

Serial plate

back side

Double-sided tape

3Attach the serial plate to the speciﬁed position of the new hard

case.

Attach the serial plate in the position shown in the

following figure.

– New hard case –

Serial plate

About 85 mm

Center

MDR-Z1R

SECTION 2

DISASSEMBLY

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

2-1. DISASSEMBLY FLOW

SET

2-3. TWIST HOLDER, HOUSING BLOCK

(Page 5)

2-4. FRONT PLATE ASSY

(Page 5)

2-5. HOUSING ASSY, HANGER ASSY

(Page 6)

2-2. EAR PAD ASSY

(Page 4)

Note: L-ch and R-ch can be similarly disassembled.

The illustration of R-ch is used for explanation.

MDR-Z1R

Note: Follow the disassembly procedure in the numerical order given.

2-2. EAR PAD ASSY

housing block ear pad assy

–R-ch –

2ear pad assy

– Lower view –

+ow Wo ,GeQWiI\ Whe L-chR-ch eDr SDGV

+ow Wo iQVWDOO Whe eDr SDG DVV\

lower side

R-ch: red mark

L-ch: white mark

R-ch: red mark

L-ch: white mark

claw

1Align the red marks of the ear pad assy

and housing block.

housing (R) block

ear pad (R) assy

2Align the guide line (unlock)

with the mark on the lower side.

mark

guide line

(unlock)

mark

guide line

(lock)

3Rotate the ear pad assy in the direction

of the arrow, and align the mark with

the guide line (lock).

– Lower view –

(L-ch)

(R-ch)

housing (L) block

ear pad (L) assy

mark

guide line

(unlock)

mark

guide line

(lock)

4Check that the claw is locked

as shown in the figure below.

lower side lower side

(L-ch)(R-ch)

seam

red mark white mark

seam

lower side

claw

1Rotate the ear pad assy counter-clockwise

to remove the claw.

claw

ear pad assy

lower side

housing block

ear pad assy

claw

ear pad (R) assy ear pad (L) assy

Note: L-ch and R-ch can be similarly disassembled. The illustration of

R-ch is used for explanation.

MDR-Z1R

2-3. TWIST HOLDER, HOUSING BLOCK

2-4. FRONT PLATE ASSY

2ornamental tapping screw

(M1.7 u4)

2ornamental tapping screw

(M1.7 u4)

3shaft stopper

4twist holder

5housing block

–R-ch –

1Extend the slider

in the direction

of the arrow.

1four tapping

screws

(P2 u5)

2Remove the front plate block

in the direction of the arrow.

rib

front plate assy

:LUHVHWWLQJ

Wire attachment direction.

groove

rib

groove

wire

1tapping

screw

(P2 u5)

1tapping screw

(P2 u5)

3Remove the

two solders.

[red]

Note 5: Perform the soldering work

in 2 seconds or less.

[red]

Note 5: Perform the soldering work

in 2 seconds or less.

–5FK–

4front plate assy

Note 3: When installing the front plate assy,

align the two ribs and two grooves.

Note 2: When installing the front plate

block, be careful of the wire

getting pinched.

(Check that it is secured using

the rib and groove as shown in

the figure right before installing)

Take care not to damage the U-shaped groove.

Take care so that the wire is not positioned over the rib.

:LUHVHWWLQJ

mark

Note 4: The mark side

is red wire.

mark

Note 4: The mark side

is red wire.

Note 6: Take care so that

the solder does not

touch the bond.

Note 6: Take care so that

the solder does not

touch the bond.

[natural]

Note 5: Perform the soldering

work in 2 seconds or

less.

[natural]

Note 5: Perform the soldering

work in 2 seconds or

less.

(7\SH%

(7\SH$

Note: L-ch and R-ch can be similarly disassembled. The illustration of

R-ch is used for explanation.

Note 1: L-ch and R-ch can be similarly disassembled. The illustration

of R-ch is used for explanation.

MDR-Z1R

2-5. HOUSING ASSY, HANGER ASSY

4housing assy

5holder

hanger (R)

6holder hanger (L)

2two tapping screws

(P2 u5) 2two tapping screws

(P2 u5)

7hanger assy

hanger assy

1sealing rear cushion

Note 2: When installing the sealing rear cushion,

affix the glossy surface to the housing assy.

hole

3Draw the jack cable

out of the hole.

–R-ch –

lower side

+RZ WR LQVWDOO WhHhROGHU hDQJHU /R

holder hanger (L)

groove

hole

1Align the hole and groove.

-DcNcDEOH VHWWLQJ

1Pass the jack cable into

the housing assy hole.

holder hanger (R)

3Install the holder hanger (R) while

gently pulling the jack cable in the

direction of the arrow.

Note 3: Check that the holder hanger

(R) is not raised.

2Press the jack cable into

the holder hanger (R)

groove.

holder hanger (R)

groove hole

1Pass the jack cable.

2Align the hole and groove.

+RZ WR LGHQWLI\ WhHhROGHU hDQJHU / DQG hROGHU hDQJHU R

Note 4: Identify the holder hanger (L) and holder hanger (R)

by looking at the engraving on the parts.

“R” : holder hanger (R) “L” : holder hanger (L)

Note 1: L-ch and R-ch can be similarly disassembled. The illustration

of R-ch is used for explanation.

MDR-Z1R

SECTION 3

EXPLODED VIEWS

Note:

• -XX and -X mean standardized parts, so

they may have some difference from the

original one.

• Items marked “*” are not stocked since

they are seldom required for routine ser-

vice. Some delay should be anticipated

when ordering these items.

• The mechanical parts with no reference

number in the exploded views are not sup-

plied.

• Color Indication of Appearance Parts Ex-

ample:

KNOB, BALANCE (WHITE) . . . (RED)



Parts Color Cabinet’s Color

3-1. R-ch SECTION

–L-ch –

L-ch, head band section

–R-ch –

HJ2

DR2

1 A-2166-863-A EAR PAD (R) ASSY (for R-ch)

2 3-080-206-21 SCREW, TAPPING, P2 (L = 5 mm)

3 4-591-213-01 CUSHION, SEALING REAR

4 4-591-221-01 HOLDER, HANGER (R)

5 4-591-220-01 HOLDER, HANGER (L)

6 4-591-217-01 O-RING, ID2 W1

7 A-2126-358-A HOUSING (R) ASSY (for R-ch)

8 4-592-690-01 HOLDER, TWIST

9 4-592-691-01 STOPPER, SHAFT

10 4-541-006-11 ORNAMENTAL SCREW, M1.7 TAPPING (L = 4 mm)

DR2 A-2166-710-A PLATE, FRONT (R) ASSY (Including Driver)

(for R-ch)

HJ2 A-2166-712-A HANGER (R) ASSY (Including Jack (with cable))

(for R-ch)

Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark

MDR-Z1R

3-2. L-ch, HEAD BAND SECTION

–L-ch –

–R-ch –

5252

HJ1

55 52

DR1

Note: A serial number is marked on the slider

of head band assy. (refer to page 2)

Therefore, when the head band assy

(Ref. No. 61) is replaced, the serial

number changes.

51 A-2166-862-A EAR PAD (L) ASSY (for L-ch)

52 3-080-206-21 SCREW, TAPPING, P2 (L = 5 mm)

53 4-591-213-01 CUSHION, SEALING REAR

54 4-591-221-01 HOLDER, HANGER (R)

55 4-591-220-01 HOLDER, HANGER (L)

56 4-591-217-01 O-RING, ID2 W1

57 A-2126-357-A HOUSING (L) ASSY (for L-ch)

58 4-592-690-01 HOLDER, TWIST

59 4-592-691-01 STOPPER, SHAFT

60 4-541-006-11 ORNAMENTAL SCREW, M1.7 TAPPING (L = 4 mm)

61 A-2126-356-A BAND ASSY, HEAD (Chinese) (See Note)

61 A-2143-302-A HEAD BAND ASSY (Except Chinese) (See Note)

DR1 A-2166-709-A PLATE, FRONT (L) ASSY (Including Driver)

(for L-ch)

HJ1 A-2166-711-A HANGER (L) ASSY (Including Jack (with cable))

(for L-ch)

Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark

Ref. No. Part No. Description Remark

MDR-Z1R

SECTION 4

ACCESSORIES

4-593-590-13 MANUAL, INSTRUCTION

(ENGLISH, FRENCH, GERMAN, SPANISH,

DUTCH, ITALIAN, PORTUGUESE, POLISH,

GREEK, CZECH, HUNGARIAN, RUSSIAN,

BULGARIAN, SLOVAK, SLOVENIAN,

TRADITIONAL CHINESE, KOREAN, ROMANIAN)

(Except Chinese)

4-593-590-21 MANUAL, INSTRUCTION (SIMPLIFIED CHINESE)

(Chinese)

4-593-591-11 PRODUCT INFORMATION

(ENGLISH, FRENCH, SPANISH) (Except Chinese)

4-593-591-21 PRODUCT INFORMATION

(GERMAN, DUTCH, ITALIAN) (Except Chinese)

4-593-591-31 PRODUCT INFORMATION

(RUSSIAN, TRADITIONAL CHINESE, KOREAN)

(Except Chinese)

4-593-591-42 PRODUCT INFORMATION

(SIMPLIFIED CHINESE) (Chinese)

501 A-2144-924-A CABLE (W) ASSY (Headphone cable (Approx. 3 m,

silver-coated OFC strands,

gold-plated stereo mini plug))

502 A-2144-925-A CABLE (W, BALANCE) ASSY

(Balanced-connection headphone cable

(Approx. 1.2 m, silver-coated OFC strands,

gold-plated balanced standard plug))

503 X-2594-062-1 HARD CASE ASSY (Hard case: without serial plate)

(See Note)

504 1-566-410-41 ADAPTOR, PLUG (Gold-plated unimatch plug

adaptor (stereo phone plug ystereo mini jack)

501

Headphone cable

(Approx. 3 m, silver-coated OFC strands, gold-plated stereo mini plug) (1)

503

Hard case (1)

(Without serial plate)

504

Gold-plated unimatch plug adaptor

(stereo phone plug ystereo mini jack) (1)

502

Balanced-connection headphone cable

(Approx. 1.2 m, silver-coated OFC strands, gold-plated balanced standard plug) (1)

Note: When the hard case assy (Ref. No. 503) is replaced, refer to

“NOTE OF REPLACING THE HARD CASE ASSY” on

page 2.

MDR-Z1R

REVISION HISTORY

Ver. Date Description of Revision

1.0 2016.09 New

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