NW-E2, NW-E3 - Sony Audio Service Manual (repair manual). Page 2

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Specifications ............................................................................ 1

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

2-1. Chassis ASSY ............................................................. 7
2-2. LID, Case .................................................................... 7
2-3. LCD Unit .................................................................... 8
2-4. Main Board, Power Board .......................................... 8

................................................................... 9

4-1. Block Diagrams ........................................................ 11
4-2. Printed Wiring Boards (Main Section) ..................... 13
4-3. Schematic Diagram (Main Section) ......................... 15
4-4. Schematic Diagram (Power Section) ........................ 20
4-5. Printed Wiring Boards (Power Section) ................... 23

5-1. Main Section ............................................................. 25
5-2. Case Section ............................................................. 26

................................... 27

• Keep the temperature of the soldering iron around 270

°

C during

repairing.

• Do not touch the soldering iron on the same conductor of the

circuit board (within 3 times).

• Be careful not to apply force on the conductor when soldering or

unsoldering.

• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be dam-

aged by heat.

• Replacement of CXD9534GG (IC710) used in the set requires a

special tool.