MEX-M70BT - Sony Car Audio Service Manual (repair manual). Page 5

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2. Confi rmation After Destination Setting
Execute the following operation after completing the destination 
setting, and confi rm a correct destination was set.

Destination setting checking method:
1.  In the state of source off (the clock is displayed on the liquid 

crystal display),  enter the test mode by pressing the buttons in 
order of the [

 4] 

t [MIC 5] t [PAUSE 6] (press only the 

[PAUSE 6] button for two seconds).

2.  In the state in which the software main version is displayed 

on the liquid crystal display (refer to following fi gure), enter 
the destination setting value display mode by pressing the [

 

DSPL MENU] button twice.

 

(Displayed characters/values in the following fi gure are ex-
ample)

3. Confi rm the alphanumeric character of 12 digits in liquid crys-

tal display is a value correctly input.

 

(Displayed characters/values in the following fi gure are ex-
ample)

4.  The resetting operation is executed by pressing the [

 

OFF 

SRC] button for 1 second after the confi rming ends, and the 
unit returns to the normal condition.

TEST  DISCS
Use following TEST DISC (for CD) when this unit confi rms the 
operation and checks it.

Part No.

   

Description

3-702-101-01 DISC 

(YEDS-18), 

TEST

4-225-203-01 DISC 

(PATD-012), 

TEST

NOTE  OF  REPLACING  THE  KEY  BOARD
When the KEY board is defective, replace the FRONT PANEL 
(SV) (ASSY) (Ref. No. FP1).

NOTE  OF  REPLACING  THE  IC804  AND  IC1002  ON  
THE  MAIN  BOARD
IC804 and IC1002 on the MAIN board cannot replace with single. 
When these parts are damaged, replace the complete mounted 
board.

IMPORTANT  NOTE  OF  “INITIALIZING”
The purpose of “Bluetooth Initialize” is to initialize the Bluetooth 
connection history (HF/Audio Streaming). (To delete the device 
information for the devices that you connected to when searching, 
etc.)
When complete MAIN board is replaced, it is necessary to initial-
ize this unit.
Refer to the following, initialize this unit.

Note: Phonebook data and dialed/received call history can be deleted by 

executing “Bluetooth Initialize”.

Procedure:
1.  In the state of source off (the clock is displayed), press the [

 

DSPL MENU] button.

2.  Rotate the control dial, and select the “SET BT”.
3.  Press the [PUSH ENTER/VOICE/

 

APP] button.

4.  Rotate the control dial, and select the “SET BT INIT”.
5.  Press the [PUSH ENTER/VOICE/

 

APP] button, and the mes-

sage “SET INIT-NO” is displayed on the liquid crystal display.

6.  Rotate the control dial clockwise, and the message “SET INIT-

YES” is displayed on the liquid crystal display.

7.  Press the [PUSH ENTER/VOICE/

 

APP] button, and the mes-

sage “INITIAL” is blinked on the liquid crystal display.

8. When “Bluetooth Initialize” is completed, the message 

“COMPLETE” is displayed on the liquid crystal display for a 
moment.

9. Press 

the 

[MODE  ] button, and return to the state of source 

off (the clock is displayed) mode.