Sony HBD-TZ210- HBD-TZ230 – HBD-TZ510 - HBDTZ630 - HBDTZ710 – Disk tray lock – Cold reset

LASER DIODE AND FOCUS SEARCH
1. Open the case and turn POWER on with no disc inserted.
2. Confirm that the following operation is performed while observing the objecting lens from the clearance of DVD mechanism deck.
1) Confirm that laser beam is spread.
2) Up and down motion of the objective lens. (2 times)

DISC TRAY LOCK
The disc tray lock function for the antitheft of an demonstration disc in the store is equipped.
Setting Procedure :
1. Press the [POWER] button to turn the set on.
2. Press the [FUNCTION] button to set DVD/CD function.
3. Insert a disc.
4. Press the [STOP] button and the [EJECT] button simultaneously for five seconds.
5. The message “LOCKED” is displayed and the tray is locked. 

Releasing Procedure :
1. Press the [STOP] button and the [EJECT] button simultaneously for five seconds again.
2. The message “UNLOCKED” is displayed and the tray is unlocked.
Note: When “LOCKED” is displayed, the tray lock is not released by turning power on/off with the [POWER] button.

TEST MODE

HOW TO ENTER TEST MODE
While pressing the [STOP] and the [EJECT] buttons simultaneously, turn the [VOLUME] control in the direction of (+) with the DVD player in power on. The Test Mode starts, displayed “SERVICE IN” on this model display then the menu shown below will be displayed on the TV screen.

Cold Reset
The cold reset clears all data including preset data stored in the RAM to initial conditions.
Procedure:
1. Press the [POWER] button to turn the power on.
2. Press three buttons [PLAY], [FUNCTION] and [POWER] simultaneously.
3. When this button is operated, display as “COLD RESET” for a while and all of the settings are reset.
2. Panel Test Mode
This mode is used to check the software version, FL and KEY.
Display Test Mode
Procedure:
1. Press the [POWER] button to turn the power on.
2. While pressing the [STOP] and the [EJECT] buttons simultaneously, turn the [VOLUME] control in the direction of (+).
3. When the display test mode is activated, all segments are turned on.
4. To exit from this mode, while pressing the [STOP] and the [PLAY] buttons simultaneously, turn the [VOLUME] control in the direction of (+).

FL Pattern Test Mode
Procedure:
1. When the display test mode is activated, press the [EJECT] button, to select the FL pattern test mode. When the FL pattern test mode, half segments of FL display.
2. Press the [EJECT] button, half segments of FL display.
3. Next press the [EJECT] button, all segments of FL display is turn on.
4. To exit from this mode, while pressing the [STOP] and the [PLAY]

DVD Version Display
The STR, DVD microprocessor versions are displayed.
Procedure:
1. Press the [POWER] button to turn the set on.
2. Press the [PLAY] button and the [POWER] button simultaneously for three seconds. SC version display is presented.
3. Pressing the [FUNCTION] button presents a DV version display. Pressing the [FUNCTION] button again returns to the SC version display.
4. To exit from this mode, press any button other than the [FUNCTION] button.] buttons simultaneously, turn the [VOLUME] control in the direction of (+).
5. Product Out

# This mode moves the optical pick-up to the position durable to vibration and clears all data including preset data stored in the STR RAM to initial conditions. Use this mode when returning the set to the customer after repair.
Procedure:
1. Press the [POWER] button to turn the power on.
2. Press the [FUNCTION] button to set the function “DVD/CD”.
3. Remove all discs.
4. While pressing the [STOP] and the [EJECT] buttons simultaneously, turn the [VOLUME] control in the direction of (+).
5. Displayed to message “SERVICE IN” on the fluorescent indicator tube when pressing in turn the [4] > [DVD MENU] >[CLEAR] buttons on the remote commander.
6. After the “STANDBY” blinking display finishes, the message
“MECHA LOCK” <> “UNPLUG” is displayed on the fluorescent indicator tube disconnect the AC power plug, then theproduct out mode is set.
The STR RAM initialization is executed upon a next power-on after the power is turned off.

SONY HBD-TZ215 – HBD-TZ715 – how to remvove the try – How to access test mode – Cold rest procedure

RELEASING THE DISC TRAY LOCK
Releasing Procedure :
1. Press the [POWER] button to turn the power on.
2. Press the [FUNCTION] button to set DVD/CD function.
3. Press the [STOP] button and the [EJECT] button simultaneously for five seconds again.
4. The message “UNLOCKED” is displayed and the tray is unlocked.
Note: When “LOCKED” is displayed, the tray lock is not released by turning power on/off with the [POWER] button.

HOW TO OPEN THE DISC TABLE WHEN POWER SWITCH TURNS OFF
Insert a tapering driver into the aperture of the unit bottom, and slide it in the direction of the arrow. Insert a screwdriver between the front panel and the chassis and slide the rod in the direction of the arrow (Tray opening ).

HOW TO DISCHARGE THE CAPACITORS 

Use a resistor of 800 ohms, 2 Watts for discharging the following capacitors.
POWER board primary side C903: 390V and on secondary side  C932, C933, C934, CN904: 30V

TEST MODE

COLD RESET
Procedure:
1. Press the [POWER] button to turn the power on.
2. Press three buttons [PLAY], [FUNCTION] and [POWER] simultaneously.
3. When this button is operated, display as “COLD RESET” for a while and all of the settings are reset.
PANEL TEST MODE
This mode is used to check the software version, fluorescent indicator tube and keys.
Procedure:
1. Press the [POWER] button to turn the power on.
2. While pressing the [STOP] and the [PLAY] buttons simultaneously, turn the [MASTER VOLUME] rotate in the direction of Volume up.
3. When the panel test mode is activated, all segments are turned on.
Releasing method :
While pressing the [STOP] and the [PLAY] buttons simultaneously, turn the [MASTER VOLUME] rotate in the direction of Volume up.

FL pattern test mode
This mode can confirm the pattern of fluorescent indicator tube.
Procedure:
1. When the panel test mode is activated, press the [EJECT] button, to select the FL pattern test mode. When the FL pattern test mode, half segments of fluorescent indicator tube.
2. Press the [EJECT] button, half segments of fluorescent indicator
tube.
3. Next press the [EJECT] button, all segments of fluorescent indicator tube is turn on.
Releasing method :
While pressing the [STOP] and the [PLAY] buttons simultaneously, turn the [MASTER VOLUME] rotate in the direction of Volume up.
Key test mode
This mode can confirm the operation of keys.
Procedure:
1. When the panel test mode is activated, press the [POWER] button, to select the key test mode.
2. To enter the KEY test mode, the fluorescent indicator displays “K0 V0”. Each time an another button is pressed, “KEY” value increases. However, once a button is pressed, it is no longer taken into account. When all keys are pressed correctly, “K6 V0”/“OK V0” are displayed.
3. When the [MASTER VOLUME] dial is turned in the direction of (+), “V0” is changed to “V1”, then ... “V9”. When the [MASTER VOLUME] rotate in the direction of Volume Down, “V0” is changed to “V9”, then ... “V1”

Releasing method :
While pressing the [STOP] and the [PLAY] buttons simultaneously, turn the [MASTER VOLUME] rotate in the direction of Volume up.
DISC TRAY LOCK
Procedure :
1. Press the [POWER] button to turn the power on.
2. Press the [FUNCTION] button to set DVD/CD function.
3. Insert a disc.
4. Press the [STOP] button and the [EJECT] button simultaneously for five seconds.
5. The message “LOCKED” is displayed and the tray is locked.
Releasing method :
1. Press the [STOP] button and the [EJECT] button simultaneously for five seconds again.
2. The message “UNLOCKED” is displayed and the tray is unlocked.
Note: When “LOCKED” is displayed, the tray lock is not released by turning power on/off with the [POWER] button.

HOW TO ENTER TEST MODE
While pressing the [STOP] and the [EJECT] buttons simultaneously, turn the [MASTER VOLUME] rotate in the direction of Volume up with the DVD player in power on.