Panasonic sv mp 120 ve service manual

Page 1

TD050301SC2

Service Manual

Digital Audio Player
SV-MP120VE

Specflmafions

Memory size:

Supported sampling frequency:

Supported bit-rates:

No. 0! channels:

Frequency response:

Mic S/N:
Radio Frequency range (FM):

Output:

512 MB

MP3; 32 kHz, 44.1 kHz, 48 kHz,
WMA; 8 kHZ to 44.1 kHz

MP3 8 kbps to 320 kbps (128
kbps is recommend) WMA 32
kbps to 192 kbps (96 kbps is
recommend)

Stereo, 2 channels (MUSIC, FM
RADIO) Mono, 1 channel (IC
RECORDER)

20Hz to 20,000HZ (+0dB, -6dB)
(MUSIC), 300 Hz to 4,300 Hz (IC
RECORDER,HQ mode)

30 dB (IC RECORDER,HQ mode)

87.9 MHz to 107.9MH2 (200kHz
steps),87.5 MHz to 108.0 MHz
(50/100 kHz stepS),

4.5 mW + 4.5 mW (16!),M3 iack)

Cobur
(K) .................... Black Type

Power supply:

Approximate play times:

Approximate recording times:

Maximum dimensions (WxHxD):
Mass:

DC 1.5V (one alkaline LR03,AAA
battery)

13 hours (MUSIC),
7 hours (FM RADIO)

13 hours (IC RECORDER, HQ
mode)

7 hours (FM RADIO)
53.2 x 61.1 x 17.5mm

41.79 with battery
30.49 without battery

- Specifications are subject to change without notice.

- The play times shown depend on operating conditions.

~ Mass and dimensions are approximate.

~ MB means one million bytes. Useable capacity may be less.

- This product is compatible with the following character code. The
display may not appear correctly with other character codes.

AWARNING

This service information is designed for experienced repair technicians only and is not designed for use by the general public.

It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service
or repair the product or products dealt with in this service information by anyone else could result in serious injury or death,

CONTENTS

1 Accessories --------------------------
2 Location of Controls -------------

Page

.................................................. 2
.................................................. 3

3 Operation Checks and Component Replacement Procedures4

3.1. Removal of the battery cover ------------------------------------------ 4

Panasonic

Page
3.2. Removal of the lront cabinet ------------------------------------------- 4
3.3. Removal of the SUB P.C.B. -------------------------------------------- 4
3.4. Removal of the jack holder --------------------------------------------- 5

© 2005 Matsushita Electric TAIWAN Industrial Co.,
Ltd. All rights reserved. Unauthorized copying and
distribution is a violation of law.

Page 2

SV-MPIZDVE

3.5. Removal of the Main P.C.B. ------------------------------------------- 5
3.6. Removal of the LCD Ass I]
3.7. Removal of the LCD holder
3.8. Removal of the USB cover
3.9. Removal of the holder knob ------------------------------------------- 6
3.10. Removal oi the REC button and play button and volume

button and mode button ------------------------------------------------- 6

4 Instructions for Repair Service -7

5 Service Position

6 Service Mode -9
6.1. Checking Procedures lor IC3 C2HBZGOOOOOB ---------------- 9
6.2. Checking Procedures lor Font table ------------------------------ 10
7 Service Precautions -------------------------------------------------------------- 10
1 Accessories
- Stereo earphones
(LOBABOOOO193) ............................................................. 1pc.
' USB Cable
(K1HA05ADOOO4) ............................................................. 1pc.

7.1. Install and Copy the soltware (DFU,firmware,font table)
After replacing the main PCB and DSP IC (main
CPU),reinstall DFU and firmware,and copy font table

again. -------------------------------------------------------------------------- 10

7.2. Please contact to the service organization of the belonging

for the acquisition of data and obtain the software. -------- 10

8 Troubleshooting .................................................................... 14
9 Troubleshooting guide -------

10 Type Illustration of ICs, TranSIstors and Diodes

11 Block Diagram ................................................
12 Schematic Diagram Notes .................................................... 21
13 Schematic Diagram ............................................................... 22

14 Printed Circuit Board Diagram
15 Cabinet Parts Location-

16 Packaging .................
17 Replacement Parts List _________________________________________________________ 29

~ Neck Strap
(VFC4028) ..................................................................... 1pc.

~ CD-ROM Driver
(RFETOOOZ) .................................................................... 1pc.

©