Panasonic SVSD-100-VEB, SVSD-100-VGC, SVSD-100-VEG, SVSD-100-VGK, SVSD-100-VGN Service manual

...

SD Audio Player

SV-SD100VEB SV-SD100VEG SV-SD100VGC SV-SD100VGK SV-SD100VGN SV-SD100VPP

Colour

(S)................... Silver Type

AD0503028CE

Specifications

Supported sampling frequency:

Decoding/ Encoding: AUDIO

No. of channels: Stereo, 2 channels (AUDIO, TUNER)

Frequency response: 20Hz to 20,000Hz (+0dB, -7dB) (AUDIO)

Mic: Mono

Radio Frequency range (FM):

Output level 3.3mW+ 3.3mW (16Ω, M3 jack)

Power supply: DC1.2V (one rechargeable battery)

Approximate play

time

AUDIO: 32kHz, 44.1kHz, and 48kHz

OICE: 8kHz

AC, WMA and MP3

OICE: G.726

Mono, 1 channel (VOICE Rec/ Play, TUNER Rec/ Play)

20Hz to 3,000Hz (+0dB, -7dB) (VOICE)

EB,EG GC,GK GN areas :

PP area: 87.90MHz to

SD audio continuous playback:

87.50MHz to 108.00MHz (50kHz steps)

107.90MHz(200kHz steps)

87.50MHz to

108.00MHz(50/100kHz steps)

14hours 30minutes

TUNER: 7hours 30minutes

OICE: 11hou rs

Approximate recording

times

Maximum dimensions (WxHxD):

Cabinet dimensions (WxHxD):

Mass: 39.9g (1.407oz.) with battery

AC adaptor input:

Recording Media: SD Memory Card

· Specifications are subject to change without notice.

· The play times shown depend on operating conditions.

· Mass and dimensions are approximate.

· Useable capacity will be less.

· This unit is compatible with Windows Media Audio 9 (WMA9),

though not with WMA9 Professional/Lossless/Voice and MBR

When the supplied rechargeable battery is fully charged.

Multiple Bit Rate: A file that contains the same content encoded at

several differe nt bit rates.

TUNER REC: 4hours

OICE REC: 6hours

42.9x 43.2 x 17.5mm

/16”x111/16”x11/16”)

42.0 x 42.0 x 17.5mm

/32”x121/32”x11/16”)

27.4g (0.967oz.)without battery

C110V - 240V 50Hz/60Hz

(card capacities between 8MB and 1GB)

SV-SD100VEB / SV-SD100VEG / SV-SD100VGC / SV-SD100VGK / SV-SD100VGN / SV-SD100VPP

CONTENTS

Page Page

1 Accessories 2

2 Location of Controls

3 Power Supply Preparations

4 Caution for AC mains lead

5 Disassembly Instructions

5.1. Removal of the rear cabinet, front cabinet and middle

cabinet

5.2. Removal of the Sub1 P.C.B., Sub2 P.C.B. and Main

P.C.B.

5.3. Removal of the EL

6 SERVICE POSITION

6.1. Extension cable and P.C.B.

6.2. Service Position

7 Precautions When Executing The Main PCB Replacement

Service

8 Service Mode

8.1. Before Entering The Service Mode

8.2. Entering The Service Mode

8.3. SERVICE 1: EL Display Mode Switching

8.4. SERVICE 2: Device Key Serial Number. Display

8.5. SERVICE 3: Control Button Operation Check & Remaining

Battery Capacity Display Check

8.6. SERVICE 4: Model & Region Display

8.7. SERVICE 5: Settings Initialization (all settings)

8.8. SERVICE 6: Settings Readout 13

8.9. SERVICE 7: Default Settings Writing

8.10. SERVICE 8: Card Recognition Operation Check

8.11. SERVICE 9: Audio Playback Check

8.12. SERVICE 10: Voice Playback Check

8.13. SERVICE 11: Voice Recording Check

8.14. SERVICE 12: FM Recording Check

8.15. SERVICE 13: Device Check

8.16. Error Code Table

9 Type Illustration of ICs, Transistors and Diodes

10 Schematic Diagram Notes

11 Schematic Diagram

12 Printed Circuit Board Diagram

13 Block Diagram

14 Terminal Function of ICs

14.1. IC3 (MNPH930FLDR): Microcomputer

15 Caution in use of Rechargeable Battery

16 Caution for Rechargeable Battery

17 Replacement Parts List

18 Cabinet Parts Location

19 Packaging

19.1. SV-SD100VEB/EG/GC/GK/GN

19.2. SV-SD100VPP

1 Accessories

· Stereo earphones....................................................... 1pc.

(L0BAB0000192)

· Rechargeable battery with case.......................... ..... 1pc.

(EB, EG, GC, GK, GN: RFKFHAZ10EM1) (PP: RFKFHAZ10PM1)

· AC adaptor...................... ................. ................. ..... 1pc.

(EB, EG, GN: RFA2694) (GC, GK: RFA2695) (PP: RFA2693)

· AC mains lead............................................................. 1 pc.

(EB: RJA0053-3X) (EG, GC: VJA0664) (GK: K2CA2CA00020) (GN: K2CJ2DA00008)

· CD-ROM (SD-Jukebox Ver.5.0LE)...........................1pc.

Supply of CD-ROM, in accordance with license protection, is allowable as replacement parts only for customers who accidentally damaged or lost their own.

(EB, EG, GN, PP: VFF0268-S)

(GC, GK: VFF0269-S)

· USB Cable......................................... ................. ...1pc.

(K1HA08CD0004)

· Neck lanyard...................... ................. ................. ........1pc.

(VFC4028)

2 Location of Controls

SV-SD100VEB / SV-SD100VEG / SV-SD100VGC / SV-SD100VGK / SV-SD100VGN / SV-SD100VPP

3 Power Supply Preparations

SV-SD100VEB / SV-SD100VEG / SV-SD100VGC / SV-SD100VGK / SV-SD100VGN / SV-SD100VPP

4 Caution for AC mains lead

5 Disassembly Instructions

· This section describes procedures for replacing the main components.

· For reassembly after operation checks or replacement, reverse the respective procedures. Special reassembly procedures are described only when required.

5.1. Removal of the rear cabinet,

front cabinet and middle cabinet

SV-SD100VEB / SV-SD100VEG / SV-SD100VGC / SV-SD100VGK / SV-SD100VGN / SV-SD100VPP

5.2. Removal of the Sub1 P.C.B., Sub2 P.C.B. and Main P.C.B.

· Follow the (Step 1) - (Step 4) of item 5.1.

SV-SD100VEB / SV-SD100VEG / SV-SD100VGC / SV-SD100VGK / SV-SD100VGN / SV-SD100VPP

5.3. Removal of the EL

· Follow the (Step 1) - (Step 4) of item 5.1.

· Follow the (Step 2) - (Step 3) of item 5.2.

SV-SD100VEB / SV-SD100VEG / SV-SD100VGC / SV-SD100VGK / SV-SD100VGN / SV-SD100VPP

6 SERVICE POSITION

This Service Position is used for checking and replacing parts. Use the following Extension cable and P.C.B. for servicing.

6.1. Extension cable and P.C.B.

No. Parts No. Connection Form

1 RFZK0299 Main P.C.B. ~ Sub 1 P.C.B. 40 Pin Connector P.C.B. 2 VFK1576X0250 BATTERY TERMINAL (MAIN) - DC POWER SUPPLY 2PIN LEAD WITH CLIP

6.2. Service Position

Checking for the main P.C.B.(A side) and Sub 1 P.C.B.(A side).

Checking for the main P.C.B.(B side), Sub 1 P.C.B.(B side) and Sub 2 P.C.B.

Remove Sub 2 P.C.B. to check the main P.C.B.

SV-SD100VEB / SV-SD100VEG / SV-SD100VGC / SV-SD1 00VGK / SV-SD100VGN / SV- SD100VPP

7 Precautions When

Executing The Main PCB Replacement Service

8 Service Mode

This mode is used to check unit operation and the condition of the PCB, and to verify that record/playback operations are occurring normally. Always set the audio player to the service mode when replacing the PCB or IC. The service mode is also used for initializing and writing setting data.

8.1. Before Entering The Service Mode

Preparations

The following items are required in order to perform an operation check

· Rechargeable battery (accessory item) (must be fully charged)

· One SD card (service mode card)

· One SD card with 8MB space available (for recording

check)

· Accessory USB cable

· Personal computer with accessory SD-Jukebox Ver.5.0

installed

8.1.1. Preparing The Service Mode SDCard

Preparation procedure for SD card

1. Connect the audio player to the personal computer where the accessory SD-Jukebox Ver.5.0 software is installed.

2. Insert the SD-card.

3. Use SD-Jukebox Ver.5.0 to write a music file to the SDcard.

4. End SD-Jukebox Ver.5.0 operation.

5. Download the necessary files (SD100TST.SDA and FLASH_WR.BIN) from TSN-WEB (Support Information From NWBG- PAVC).

6. Copy the files (SD100TST.SDA and FLASH_W R.BIN) into the SD-card´s root directory.(The personal computer recognizes the audio player as a removable disk.)

7. Disconnect the audio player from the personal computer.

8. Perform a voice recording to the SD-card at the audio player.

Note:

If you may not be able to complete a downloding from the TSN-WEB page, Please order a jig SD card (RFKZ0294) or obtain the files (SD100TST.SDA and FLASH_WR.BIN) through your local Panasonic Service Organization.

The supplied device key loaded PCB (REP3902A-M) does not contain the regional default settings file. That file must be written to the audio player by the procedure shown below.

1. Execute the "8.9. SERVICE 7: Default Settings Writing" procedure".

Preparation procedure for jig SD card

1. Connect the audio player to the personal computer

where the accessory SD-Jukebox Ver.5.0 software is installed.

2. Insert the jig SD-card (RFKZ0294).

3. Open the jig SD-card from the personal computer. (The

personal computer recognizes the audio player as a removable disk.)

· The SD-card´s root directory contains the SD100TST.SDA service mode file, and FLASH_WR_XXXXXXXX.BIN settings file. * "XXXXXXXX" denotes the region and model names.

4. Change the file name of the desired region´s FLASH_WR_XXXXXXXX.BIN to "FLASH_WR.BIN".

5. Use SD-Jukebox Ver.5.0 to write a music file to the SDcard.

6. End SD-Jukebox Ver.5.0 operation.

7. Disconnect the audio player from the personal computer.

8. Perform a voice recording to the SD-card at the audio player.

* Use the service mode´s "audio playback check" and "voice playback check" functions for audio files and voice files. Because the time required for this operation is determined by the length of the file, the file should be as short as possible.

regional default

8.1.2. Preparing The Recording Check SD-Card

1. Connect the audio player to the personal computer where

the accessory SD-Jukebox Ver.5.0 software is installed.

2. Format an 8MB SD-card at SD-Jukebox Ver.5.0.

3. Disconnect the audio player from the personal computer.

* This card will be used for the "voice recording check" and "FM recording check" functions. The time required for this operation depends on the SD-card capacity. When using an 8MB SD-card, one "SD-card formatting, full recording and playback" cycle takes approximately 1 hour.

SV-SD100VEB / SV-SD100VEG / SV-SD100VGC / SV-SD1 00VGK / SV-SD100VGN / SV- SD100VPP

8.2. Entering The Service Mode

1. Place a fully charged battery in the audio player and turn the power ON.

2. Select the audio mode.

3. Insert the service mode SD-card in the audio player.

· A playback operation begins.

4. Press the [STOP] button to stop the playback.

5. Press the [MODE] button one time to display the mode selection screen (Fig.S1).

6. Use the [FWD-Skip] and [REW-Skip ] buttons to select the desired SERVICE item, then press the [PLAY/STOP] button to display the service mode menu (Fig.S2).

7. At the service mode menu, use the [FWD-Skip] and [REWSkip] buttons to select the desired menu item, then press the [PLAY/STOP] button to execute that menu.

Note:

Menus other than SERVICE 1 cannot be executed in a continuous manner.

Fig.S1

8.2.1. Service Mode Function & Canceling The Service Mode

Menu Item Service Mode

Description

SERVICE 1 Switches the EL

display mode.

SERVICE 2 Device key

serial number display.

SERVICE 3 Control button

operation checks and remaining battery capacity display check

SERVICE 4 Model & region

display

SERVICE 5 Initializes

settings (all settings)

SERVICE 6 Reads out the

settings information.

SERVICE 7 Writes the

default settings.

SERVICE 8 Card

recognition check

SERVICE 9 Checks the

audio playback operation.

Operation After Menu Selection

Returns to standard screen

Service mode is executed.

Buttons Used Canceling The

[FWD-Skip], [REW-Skip], [PLAY/STOP] (menu operation only)

None Turn power OFF. Verifies that the device key is written without error to

[FWD-Skip], [REW-Skip], [MODE], [VOL+], [VOL-] (AD value measurement)

None Turn power OFF. Displays the model and region information. This

[FWD-Skip], [REW-Skip], [PLAY/STOP] (menu operation only)

None Turn power OFF

None Open the battery

Service Mode

Turn power OFF, or switch back to EL display mode.

Turn power OFF. Displays the rechargeable battery voltage, and the

Turn power OFF (power is automatically turned OFF when processing ends).

(power is automatically turned OFF when processing ends).

cover.

Because the display content must be checked during service mode execution, the EL display is always ON at this menu .

the main PCB´s IC4 (Flash ROM).

KEY IN voltage´s AD conversion values (hexadecimal) at the [FWD-Skip], [REW-Skip], [MODE], [VOL+], [VOL-] key operations. The AD conversion value is used for button operation checks and for the remaining battery capacity display.

content cannot be changed. Initializes model & region settings, and initializes

resume information and the tuner´s preset frequency. * This differs from the standard mode´s setting menu initialization in that the tuner´s preset is also initialized.

Verifies that the settings information is written to IC4 (Flash ROM) without error.

Writes the service mode SD-card´s default setting file (FLASH_WR.BIN) content to IC4 (Flash ROM).The model & region settings are written as a set.

Verifies that the SD-card (where audio file is saved) can be recognized.

Performs repeat playba ck and checks for audio playback errors.

Fig.S2

Service Mode Function

SV-SD100VEB / SV-SD100VEG / SV-SD100VGC / SV-SD1 00VGK / SV-SD100VGN / SV- SD100VPP

Menu Item Service Mode

Description

SERVICE 10 Checks the

voice playback operation.

SERVICE 11 Checks the

voice recording operation.

SERVICE 12 Checks the FM

recording operation.

SERVICE 13 Performs a

device check.

Operation After Menu Selection

Service mode is executed.

After tuner tuning, Service mode is executed.

Service mode is executed.

Buttons Used Canceling The

None Open the battery

[FWD-Skip], [REW-Skip], [PLAY/STOP] (during tuner tuning only)

None Open the battery

Service Mode

cover.

Open the battery cover.

cover.

Service Mode Function

Performs repeat playback and checks for voice playback errors.

Repeats the "SD-card formatting, full recording (recording until card´s capacity is completely used), and playback" procedure, and checks for voice recording errors.

Performs "FM radio reception, repeats the "SD-card formatting, full recording (recording until card´s capacity is completely used), recording, and playback" procedure, and checks for FM recording errors.

Checks for malfunctions at the main PCB´s IC8 and IC4, and peripheral circuitry.

* Auto power OFF in operation check modes

Although the audio player is equipped with an auto power OFF function, this function is disabled when executing all operation check mode menu functions except SERVICE 1. An automatic power OFF which is unrelated to the auto power OFF function occurs at the completion of SERVICE 5, 6, 7.

8.3. SERVICE 1: EL Display Mode Switching

Because the display content must be checked during service mode execution, the EL display is always ON at this menu.

1. Execute the SERVICE 1 menu as described in section 8.2

(Entering The Service Mode), and display the EL display mode switching screen (Fig.S3).

2. Use the [FWD-Skip] and [REW-Skip] buttons to select

"ON", and then press the [PLAY/STO P] button to execute display mode switching.

Note:

Another SERVICE mode should be executed within 15 seconds after switching is performed. If the auto power OFF function is activated, the system returns to the "display ON/OFF control enabled" mode.

8.4. SERVICE 2: Device Key Serial Number. Display

This display is used to verify that the device key is written to the main PCB´s IC4 (Flash ROM) without error. If the device key serial number fails to display, there is a problem with the IC4 (Flash ROM). As the IC4 (Flash ROM) cannot be replaced independently, replace the main PCB with a device key loaded PCB (REP3902A-M).

Note: Main PCB replacement should be performed with reference to section 7 (Precautions When Executing The Main PCB Replacement Service).

1. Execute the "8.3 SERVICE 1: EL Display Mode Switching"

procedure so that EL is always ON.

2. Execute the SERVICE 2 menu as described in section 8.2

(Entering The Service Mode), in order to display 5 bytes of the device key serial number. (Fig.S4).

3. Turn the power OFF to complete the procedure.

Fig.S3

Fig.S4

SV-SD100VEB / SV-SD100VEG / SV-SD100VGC / SV-SD1 00VGK / SV-SD100VGN / SV- SD100VPP

8.5. SERVICE 3: Control Button Operation Check & Remaining Battery Capacity Display Check

Displays the rechargeable battery voltage, and the KEY IN voltage AD conversion values (hexadecimal) at the [FWDSkip], [REW-Skip ], [MODE], [VOL+], [VOL-] key operations. The AD conversion value is used for button operation checks and for the remaining battery capacity display.

1. Execute the "8.3 SERVICE 1: EL Display Mode Switching"

procedure so that EL is always ON.

2. Execute the SERVICE 3 menu as described in section 8.2

(Entering The Service Mode), in order to display the AD conversion values (hexadecimal) (Fig.S5).

3. Check the BAT´s AD conversion value and the remaining

battery capacity display.

4. Press each of the [FWD-Skip], [REW-Skip], [MODE],

[VOL+], [VOL-] buttons and verify the changes in the KEY´s AD conversion value.

5. Turn the power OFF to complete the procedure.

8.5.1.2. KEY (Control Button´s AD Value)

Displays the AD value judgment for the button operation.

Button Operation AD Conversion Value MODE 000 ~ 0CA F-SKIP 151 ~ 1CE R-SKIP 1CF ~ 259 Vol+ 25A ~ 2CB Vol- 2CC ~ 34E

If the AD conversion value displayed at the button operation is outside the range shown in the table, this may indicate a hardware malfunction.

8.6. SERVICE 4: Model & Region Display

Displays the model and region information. This content cannot be changed.

1. Execute the "8.3 SERVICE 1: EL Display Mode Switching"

procedure so that EL is always ON.

2. Execute the SERVICE 4 menu as described in section 8.2

(Entering The Service Mode), in order to display the model and region information (Fig.S6).

3. Turn the power OFF to complete the procedure.

Fig.S5

8.5.1. AD Conversion Values

8.5.1.1. BAT (Remaining Battery Capacity AD Value)

The BAT display (hexadecimal) indicates the voltage of the internal rechargeable battery. The internal rechargeable battery voltage = 2.9 (V) x [BAT display content] / 1024.

[Ex] When the BAT value is "1CC" ("460" as decimal value): Internal rechargeable battery voltage = 2.9 x 460 / 1024 =

1.3027....= 1.303 (V)

Remaining Battery Voltage

Display 3 battery marks 1C3 < Batt 2 battery marks 1B3 < Batt < or = 1C3 1 battery mark 19B < Batt < or = 1B3 Blinking battery mark 161 < Batt < or = 19B Low battery voltage Batt < or = 161

AD Conversion Value

Fig.S6

SV-SD100VEB / SV-SD100VEG / SV-SD100VGC / SV-SD1 00VGK / SV-SD100VGN / SV- SD100VPP

8.7. SERVICE 5: Settings Initialization (all settings)

Initializes the model & region settings, as well as resume information, and the tuner´s preset frequency. * Unlike the initialization item at the standard mode´s setting menu, the tuner preset information is also initialized to the factory settings.

1. Execute the SERVICE 5 menu as described in section 8.2

(Entering The Service Mode).

· After settings are initialized, the power is automatically turned OFF.

8.8. SERVICE 6: Settings Readout

Verifies that settings information has been written to the IC4 (Flash ROM) without error.

1. Execute the SERVICE 6 menu as described in section 8.2 (Entering The Service Mode).

· Reads out the IC4 (Flash ROM) settings information,

and writes it to the SD-card.

· The power is then automatically turned OFF.

2. Use the accessory USB cable to connect the audio player to the personal computer.

3. From the personal computer, verify that the default settings file (FLASH_RD.BIN) has been written to the SD-card.

* The presence of the FLASH_RD.BIN file on the SD-card indicates that the settings information has been written to the IC4 (Flash ROM) without error. If the FLASH_RD.BIN file is not present on the SD-card, execute the "8.9. SERVICE 7: Default Settings Writing" procedure.

8.10. SERVICE 8: Card Recognition Operation Check

Verifies that the SD-card (where audio file is saved) can be recognized.

1. Execute the "8.3 SERVICE 1: EL Display Mode Switching"

procedure so that EL is always ON.

2. Execute the SERVICE 8 menu as described in section 8.2

(Entering The Service Mode), in order to display the card´s detection count screen (Fig.S7).

3. Remove the service mode SD-card, then insert it again.

· The count value increases by 1 (1 card insertion) after the microcomputer reads the default data from the SDcard.

4. Open the battery cover to complete the procedure.

Fig.S7

8.9. SERVICE 7: Default Settings Writing

Writes the service mode SD-card´s default settings file (FLASH_RD.BIN) to the IC4 (Flash ROM). The model & region settings are written to the audio player by this procedure.

1. Execute the SERVICE 7 menu as described in section 8.2

(Entering The Service Mode).

· Writes the default settings to the IC4 (Flash ROM), and the power is then automatically turned OFF.

2. Execute the "SERVICE 6: Settings Readout" procedure to verify that the default settings have been written to the IC4 (Flash ROM).

* If the "SERVICE 6: Settings Readout" procedure reveals that the FLASH_RD.BIN file has not been written to the SD-card, this indicates a problem with the IC4 (Flash ROM). As the IC4 (Flash ROM) cannot be replaced independently, replace the main PCB with a device key loaded PCB (REP3902A-M).

Note: Main PCB replacement should be performed with reference to section 7 (Precautions When Executing The Main PCB Replacement Service).

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