SERVICE MANUAL
Sony CONFIDENTIAL
For Authorized Servicer
IER-Z1R
STEREO HEADPHONES
US Model
Canadian Model
AEP Model
UK Model
E Model
Australian Model
Chinese Model
Tourist Model
Ver. 1.0 2019.01
474356211 MANUAL, INSTRUCTION (Operating Instructions)
(SIMPLIFIED CHINESE) (Chinese)
474356221 MANUAL, INSTRUCTION (Operating Instructions)
(ENGLISH, FRENCH, GERMAN, SPANISH, DUTCH,
ITALIAN, PORTUGUESE, POLISH, HUNGARIAN)
(Except Chinese)
474356231 MANUAL, INSTRUCTION (Operating Instructions)
(GREEK, CZECH, RUSSIAN, BULGARIAN, SLOVAK,
SLOVENIAN, TRADITIONAL CHINESE,
KOREAN, ROMANIAN) (Except Chinese)
• The service policy of this model is Product Exchange.
The following parts are available for service parts of this model.
PARTS LIST
1 191277521 CABLE (WITH PLUG)
(Headphone cable (Applox. 1.2 m))
2 191277421 CABLE WITH PLUG (BALANCED)
(Balanced-connection headphone cable
(Applox. 1.2 m))
3 X25978971 CLIP ASSY (Clip)
4 473598001 HOLDER (Cable holder)
5 X25978591 CARRYING CASE DELIVERY ASSY
(Including Cleaning cloth) (Carrying case)
6 473857401 CLEANING CLOTH (65X65)
(Included in Carrying case)
7 457565871 PIECE (SS), EAR (Hybrid silicone rubber earbud)
(size SS, 1 piece) (1 dot line/1 diamond mark)
8 457565671 PIECE (S), EAR (Hybrid silicone rubber earbud)
(size S, 1 piece) (2 dot lines/1 diamond mark)
9 474346201 PIECE (MS), EAR (Hybrid silicone rubber earbud)
(size MS, 1 piece) (2 dot lines/2 diamond mark)
10 457565571 PIECE (M), EAR (Hybrid silicone rubber earbud)
(size M, 1 piece) (3 dot lines/1 diamond mark)
11 474346301 PIECE (ML), EAR (Hybrid silicone rubber earbud)
(size ML, 1 piece) (3 dot lines/2 diamond mark)
12 457565771 PIECE (L), EAR (Hybrid silicone rubber earbud)
(size L, 1 piece) (4 dot lines/1 diamond mark)
13 473939241 PIECE (LL), EAR (Hybrid silicone rubber earbud)
(size LL, 1 piece) (5 dot lines/1 diamond mark)
14 473578611 EAR PIECE (SS), TRIPLE COMFORT
(Triple-comfort earbud) (size SS, 1 piece)
(Inside: RED)
15 459187611 EAR PIECE (S), TRIPLE COMFORT
(Triple-comfort earbud) (size S, 1 piece)
(Inside: ORANGE)
16 473578511 EAR PIECE(MS), TRIPLE COMFORT
(Triple-comfort earbud) (size MS, 1 piece)
(Inside: YELLOW)
17 459187511 EAR PIECE (M), TRIPLE COMFORT
(Triple-comfort earbud) (size M, 1 piece)
(Inside: GREEN)
18 473578411 EAR PIECE(ML), TRIPLE COMFORT
(Triple-comfort earbud) (size ML, 1 piece)
(Inside: BLUE)
19 459187711 EAR PIECE (L), TRIPLE COMFORT
(Triple-comfort earbud) (size L, 1 piece)
(Inside: LIGHT BLUE)
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
1234
Foamed
silicone
6
ML LL
M
SL
MSSS
D
H
(See Fig. A) (See Fig. B)
< Fig. A > < Fig. B >
5
10(M)
9(MS)
8(S)
7(SS)
13(LL)
12(L)
11(ML)
16(MS)
15(S)
14(SS)
19(L)
18(ML)
17(M)