DOWNLOAD Sony NWZ-E435F / NWZ-E436F / NWZ-E436FK / NWZ-E438F Service Manual ↓ Size: 1.37 MB | Pages: 28 in PDF or view online for FREE

Note: Not used for the servicing.

 

Note: Not used for the servicing.

 

4-7-1.  Reception output check
FM tuning checked.

Checking method:
1.  Enter the test mode.
2. Press 

the 

[

v

]/[

V

] key to select the “FM”, and press the [

B

] key 

to select the “RCVCHK”

3.  Press the [

v

]/[

V

] key, “90.00 MHz”.

4.  In this state, each time the [OPTION] key is pressed, frequency 

is changes in the following order.

 

 

90.00 MHz (default) 

→ 76.00 MHz → 95.75 MHz → 107.75 

MHz

→ 87.50 MHz → 98.00 MHz → 108.00 MHz

5.  Press the [BACK] key, return to minor item selection screen.

4-8. Shutdown
Function that power supply of set can be turned off without ending 
static test mode.

Procedure:
1.  Enter the test mode.
2. Press the [

v

]/[

V

] key to select the “SHUTDN”, and press the 

[

B

] key to select the “SURE ?”.

3.  Press the [

u

] key, turn the power off while having entered the 

test mode.

Note:
•  All capacitors are in μF unless otherwise noted. (p: pF) 50 

WV or less are not indicated except for electrolytics and 
tantalums.

•  All resistors are in Ω and 1/4 W or less unless otherwise 

specifi ed.

•  C : panel designation.

•  A : B+ Line.

Note:
•  Y : parts extracted from the conductor side.
• 

 : Pattern from the side which enables seeing.

  (The other layers' patterns are not indicated.)

Caution:
Pattern face side: 
(SIDE B)
Parts face side:
(SIDE A)

Parts on the pattern face side seen from 
the pattern face are indicated.
Parts on the parts face side seen from 
the parts face are indicated.

• Lead layouts

•  MAIN and KEY boards are multi-layer printed board.
  However, the patterns of intermediate-layers have not 

been included in diagrams.

NWZ-E435F/E436F/E436FK/E438F

MAIN BOARD

(SIDE A)

1-877-571-

11

(11)

1-877-571-

11

(11)

1

3

6

4

MAIN BOARD

(SIDE B)

RESET

KEY BOARD

(SIDE A)

1-877-572-

11

(11)

W

C

#

7

V

HOME

BACK

PWR OFF

OPTION

KEY BOARD

(SIDE B)

1-877-572-

11

(11)

E

B

C

1

2

29

30

HOLD

ON

OFF

A

B

C

D

E

F

G

H

I

1

2

3

4

5

6

7

8

9

10

11

12

13

TO

LIQUID CRYSTAL

DISPLAY PANEL

TO

MINI JACK

TO

LITHIUM ION

BATTERY

Note: In this set, only a part of parts that relate to the switch are supplied. Replace a 

part according to “METHOD OF JUDGING RIGHT AND WRONG OF PARTS 
RELATED TO SWITCH” in servicing notes. Exchange the entire mounted 
board when parts that do not correspond to it are defective.

NWZ-E435F/E436F/E436FK/E438F

FLASH_R/B3

VDDIO

VDDIO
FLASH_CLE

FLASH_R/B2

FLASH_ALE

GND

FLASH_RE

FLASH_R/B1

GND

FLASH_WE

FLASH_R/B0

VCC_VBAT

AGND

FLASH_WP

GPMI_D00

FLASH_CS0

GPMI_D01
GPMI_D02

FLASH_CS1

GPMI_D03

FLASH_CS2

GPMI_D04

FLASH_CS3

GPMI_D05
GPMI_D06
GPMI_D07

KEY_WAKE

KEY_AD

HOLD

VCC_VBAT

AGND

VCC_VBAT

Q601

2SA2029FS6T2L

R606

2.7K

J601

2
4
6
8
10
12
14
16
18
20
22
24
26
28
30

1
3
5
7
9

11
13
15
17
19
21
23
25
27
29

R609

10K

R607

3.9K

R610

22K

R611

100K

R612

220K

R603

100K

R608

5.6K

R605

3.9K

R614

10K

SW605

SW606

SW607

SW608

SW609

HOME

BACK

SW604

OPTION

SW601

PWR OFF

AGND

VDDIO

GND

GND

GND

KEY BOARD

SW610

HOLD

ON

OFF

VCC_VBAT

FLASH BUS

GND

VCC_VBAT

XTAL_IN
XTAL_OUT

2

6

1

SW1

Q1 (1/2)

UMX1N-TN

Q1 (2/2)

UMX1N-TN

5

3

4

R2

1K

C1

0.1

R1

1K

MAIN BOARD

RESET

4

B

6

D

3

5

C

F

1

E

8

A

2

7

Note: In this set, only a part of parts that relate to the switch are supplied. Therefore, the schematic diagram excerpts and has 

described only a part. Replace a part according to “METHOD OF JUDGING RIGHT AND WRONG OF PARTS RELATED 
TO SWITCH” in servicing notes. Exchange the entire mounted board when parts that do not correspond to it are defective.