Thursday, February 04, 2016

SONY AV CENTER - XAV-602BT – Destination setting – destination code – Flicker adjustment – Power amplifier schematic diagram - TDF8556AJ/N5 - Car audio repair and service

Category: Car Audio Repair and Service 

Contents of this article 

  • Destination setting procedure
  • Flickering Adjustment 
  • Power amplifier Schematic diagram 


SONY XAV-602BT

NOTE THE MAIN BOARD OR SYSTEM CONTROLLER (IC502) REPLACING
When the complete MAIN board or system controller (IC502) is replaced, the destination setting is necessary.
Note: Remote commander is necessary.
1. Preparing the Destination Setting
Be sure to solder the SL501 on the MAIN board before doing the destination setting.
MAIN Board (Component Side)

2. Destination Setting
Set destination according to the procedure below.
2-1. Setting the Destination Code
1. In the state of source off (Home screen is displayed), enter the destination setting mode by pressing the buttons in order of the [4] > [5] > [6] on the remote commander (press only the [6] button for two seconds).
2. The following screen is displayed and the destination setting mode becomes effective.
(Displayed characters/values in the following figure are example)
Note: Refer to following “Destination Code” for operation method.

3. The resetting operation is executed by pressing the [OFF] button on the remote commander the setting ends, and the unit returns to the normal condition.
2-2. Entering the Destination Code
Note: Input of the destination code cannot be performed by the keys of main unit. Be sure to input the destination code by remote commander.
Note: The ten key cannot be used.
1. Press the [ UP] or [  DOWN ] button, and select the alphanumeric character of “0 to F”.
2. The digit advances by pressing the [ RIGHT ] button.
The digit returns by pressing the [LEFT ] button.
3. The setting is completed by pressing the [ENTER] button, and the initialization operation is done.
Destination Code
Destination
Desitination code
US and Canadian models
000601
AEP and UK models
000600
Russian model
000604
E (NTSC) model
000603
E (PAL) model
000702
Indian model
000705
3. Confirmation After Destination Setting
Execute the following operation after completing the destination setting, and confirm a correct destination was set.
Destination setting checking method:
1. In the state of source off (Home screen is displayed), enter the test mode by pressing the buttons in order of the [4] > [5] > [0] on the remote commander (press only the [0] button for two seconds).
2. The following screen is displayed and confirm that item of the destination has been rewritten correctly. (Displayed characters/values in the following figure are example)

3. The resetting operation is executed by pressing the [OFF] button on the remote commander the confirming ends, and the unit returns to the normal condition.
4. Processing After the Destination Setting
Be sure to unsolder the SL501 on the MAIN board after doing the destination setting.
NOTE FOR FLEXIBLE BOARD OF THE OPTICAL PICK-UP
When connecting or disconnecting the flexible board of the optical pick-up to or from the CN2 of the SERVO board, follow the procedure given below.

Note: When soldering the short lands, solder within 5 seconds at the temperature of soldering iron below 300°C.
Disconnection:
1. Solder two shortland.
2. Disconnect the flexible board from the CN2 of the SERVO board.
Connection:
1. Connect the flexible board to the CN2 of the SERVO board.
2. Unsolder two shortland.
CLEANING THE CONNECTORS
The unit may not function properly if the connectors between the unit and the front panel are not clean. In order to prevent this, detach the front panel and clean the connectors with a cotton swab. Do not apply too much force. Otherwise, the connectors may be damaged.

Notes
For safety, turn off the ignition before cleaning the connectors, and remove the key from the ignition switch.
Never touch the connectors directly with your fingers or with any metal device.
ADJUSTMENTS
MONITOR SECTION
If any of the following parts was replaced, execute the “Flicker Adjustment” as mentioned below.
# Liquid crystal display panel (LCD1)
# Complete DISPLAY board
Preparation:
# Remote commander
# Input signal for AUX2 IN jack (NTSC and PAL white 40% raster)
FLICKER ADJUSTMENT
1. Input the NTSC white 40% raster signal from AUX2 IN jack on the rear side of main unit.
2. In the state of source off (Home screen is displayed), pressing the buttons in order of the [4] >  [5] > [7] (press only the [7] button for two seconds) button on the remote commander.
3. Press the [1] button on the remote commander, change to the NTSC adjustment screen.
Note 1: The display of the adjustment screen disappears, when there is no operation of a remote commander for five seconds. Please touch a screen, in order to issue the adjustment display again.
The minimum value of NTSC adjustment value is displayed.
The adjustable range is from “3e90140” to “3e90310” (Hexadecimal).
4. Press the [UP] or [DOWN] buttons on the remote commander, adjust so that the flicker becomes minimum.
5. Input the PAL white 40% raster signal from AUX2 IN jack on the rear side of main unit.
6. Press the [LEFT] or [RIGHT] buttons on the remote commander, change to the PAL adjustment screen.
The minimum value of PAL adjustment value is displayed.
The adjustable range is from “4b00140” to “4b00310” (Hexadecimal).
7. Press the [UP] or [DOWN] buttons on the remote commander, adjust so that the flicker becomes minimum.
8. When the adjustment of both NTSC and PAL finished, press the [ENTER] button on the remote commander. The message “Data saved successfully” appears on the screen.
(Display values in the following figure are example)
Note 2: When only one of the two of NTSC or PAL adjusted and saves, the NTSC or PAL which is not adjusted is saved by the minimum value of an adjustable range.
Releasing method:
Press the [OFF] button on the remote commander.
POWER AMP SCHEMATIC DIAGRAM 
CLICK ON THE IMAGE TO ZOOM IN