NW-A25, NW-A25HN, NW-A26HN, NW-A27HN - Sony Audio Service Manual (repair manual). Page 40

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When replacing with new parts, cut out and use 
the POLYIMIDE SHEET at the specified size.
Note 1: The thickness or material may differ from 
 

the part before replacement, but it is not a 

 problem.

Note 2: The complete SW board cannot replace with single. If re-

place the complete SW board, be sure to replace the complete 
MAIN board simultaneously.

Note 3: When complete SW board or complete MAIN board are re-

placed, the data writing processing etc. are necessary. For 
details, refer to “ABOUT WORKING OF THE BOARD RE-
PLACING” on page 5.

Note 4: When the support HP (Ref. No. 203) is replaced, refer to 

“NOTE OF THE SUPPORT HP REPLACING” on page 5.

Note 5: 
•  When the battery wire is removed, refer to “ABOUT INSULATING OF THE BATTERY ASSY (BAT1)” on page 4.
•  When removing battery assy (Ref. No. BAT1) from the adhesive sheet (BATT), the battery assy (Ref. No. BAT1) cannot be reused. Be sure to replace 

them with new parts.

•  When disposing battery assy (Ref. No. BAT1), refer to “NOTE OF DISPOSAL OF THE BATTERY ASSY (BAT1)” on page 4.

 201 

4-540-768-01 PLATE 

REAR

  202 

3-234-449-27  SCREW (M1.4) (L = 2.5 mm)

  203 

4-538-031-02  SUPPORT HP (See Note 4)

 204 

4-543-461-01 SHEET 

PLATE 

ADHESIVE

  205 

9-885-203-99  MAIN BOARD, COMPLETE (SV) 

(Including Cushion (CPU)) (See Note 3)

 206 

4-471-585-01 SHEET 

(BATT), 

ADHESIVE

 207 

4-471-790-01 SHEET 

(HP), 

ADHESIVE

  208 

9-885-203-94  16G BOARD, COMPLETE (SV) 

(Including MAIN board, SW board, Cushion (CPU), 

Sheet (PWB SW)) (NW-A25/A25HN) 

(See Note 2, 3)

  208 

9-885-203-96  32G BOARD, COMPLETE (SV) 

(Including MAIN board, SW board, Cushion (CPU), 

Sheet (PWB SW)) (NW-A26HN) (See Note 2, 3)

  208 

9-885-203-98  64G BOARD, COMPLETE (SV) 

(Including MAIN board, SW board, Cushion (CPU), 

Sheet (PWB SW)) (NW-A27HN) (See Note 2, 3)

  1000 

9-913-402-43  POLYIMIDE SHEET, T: 0.075 (SV)

  BAT1 

A-2058-422-A  BATTERY ASSY (Including Battery recycle label, 

Sheet battery) (Except CH) (See Note 5)

  BAT1 

X-2592-371-1  SVX BATTERY ASSY (CN) 

(Including Battery recycle label, Sheet battery, 

Label (china battery)) (CH) (See Note 5)

  HPJ1 

A-1945-734-A  5PIN HP ASSY (Including Jack, HP FPC)

  Ref. No. 

Part No. 

Description 

Remark

  Ref. No. 

Part No. 

Description 

Remark