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Sony HCD GZR888 DVD DECK RECEIVER – adjustment modes, reset, firmware update, Service mode and more

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HCD-GZR888D - HCDGZR999D is the tuner, deck, DVD and amplifier section in MHCGZR888D/GZR999D 
HCD-GZR888D/GZR999D: E3, E4, E15, EA, PH, SP Model: DVD DECK RECEIVER
HCD-GZR999D: E2, E51, AR, MX Model: DVD RECEIVER
TEST MODE
COLD RESET
 The cold reset clears all data including preset data stored in the RAM to initial conditions. Execute this mode when returning the set to the customer.
Procedure:
1. Press the [Power] button to turn on the system.
2. Press the [Stop] button, [DISC 3] button and [Power] button simultaneously.
3. The message “COLD RESET” appears on the LCD module.
Then, the LCD module becomes blank for a while, and the system is reset.
COMMON TEST MODE
 This mode is used to check operations of the respective section of Equalizer level, volume and VACS ON/OFF.
Procedure to enter Common Test Mode
1. Press the [Power] button to turn on the system.
2. Press the [Stop] button, [PRESET EQ] button and [DISC 1] simultaneously.
3. The message “VACS0” appears on the LCD module.
Check of Equalizer Level
1. Press the [EQ BAND/MEMORY] button repeatedly until a message “ALL EQ MIN” appears on the LCD module. GEQ decreases to its minimum.
2. Press the [EQ BAND/MEMORY] button repeatedly until a message “ALL EQ MAX” appears on the LCD module. GEQ increases to its maximum.
3. Press the [EQ BAND/MEMORY] button repeatedly until a message “ALL EQ FLAT” appears on the LCD module. GEQ is set to flat.
Check of Volume
1. Press the [USB] button repeatedly, the sound volume increases to its maximum and message “VOLUME16”
à“VOLUME MAX” appears on the LCD module.
2. Press the [OPTIONS] button repeatedly, the sound volume decreases to its minimum and message “VOLUME16”
àt “VOLUME MIN” appears on the LCD module.
Check of VACS (Variable Attenuation Control System)
ON/OFF Select
1. Press the [REC TO USB] button repeatedly until a message “VACS OFF” or “VACS ON” appears on the LCD module.
To release from Common Test Mode
1. To release from this mode, press the [Power] button.
2. To cold reset is enforced at the same time.
AMP TEST MODE
 This mode is used to display the real time VACS level and check operations of the respective sections of Equalizer band and DBFB ON/OFF.
Procedure to enter AMP Test Mode
1. Press the [Power] button to turn on the system.
2. Press the [Stop] button, [GROOVE] button and [DISC 1] button simultaneously.
3. The message “AMP TEST IN” appears on the LCD module.
Check of VACS Display/AMP Adjustment Select
1. Press the [REC TO USB] button repeatedly until a message “V0 0 0” appears on the LCD module. “0” represents VACS level which is triggered by signal level.
2. Press the [REC TO USB] button repeatedly until a message “D +4 0 +2” appears on the LCD module. “+4” represents Equalizer Low level, “0” represents Equalizer Mid level and “+2” represents Equalizer High level.
Check of Equalizer Band Select
1. Press the [EQ BAND/MEMORY] button repeatedly until a message “LOW +4 dB” appears on the LCD module. EQ Band is set to Low level.
2. Press the [EQ BAND/MEMORY] button repeatedly until a message “MID 0 dB” appears on the LCD module. EQ Band is set to Middle level.
3. Press the [EQ BAND/MEMORY] button repeatedly until a message “HIGH +2 dB” appears on the LCD module. EQ Band is set to High level.
Change of Equalizer Band
1. Press the [EQ BAND/MEMORY] button repeatedly until a message “LOW +4 dB” appears on the LCD module.
2. When the [OPERATION DIAL] ring is turned clockwise or counterclockwise even slightly, “LOW +4 dB” change to “LOW –8 dB”<
à“LOW +8 dB” appears on the LCD module.
3. Press the [EQ BAND/MEMORY] button repeatedly until a message “MID 0 dB” appears on the LCD module.
4. When the [OPERATION DIAL] ring is turned clockwise or counterclockwise even slightly, “MID 0 dB” change to “MID –8 dB”
ç> “MID +8 dB” appears on the LCD module.
5. Press the [EQ BAND/MEMORY] button repeatedly until a message “HIGH +2 dB” appears on the LCD module.
6. When the [OPERATION DIAL] ring is turned clockwise or counterclockwise even slightly, “HIGH +2 dB” change to “HIGH –8 dB”
ç> “HIGH +8 dB” appears on the LCD module.
Check of DBFB ON/OFF Select
1. Press the [OPTIONS] button repeatedly until a message “DBFB OFF” or “DBFB ON” appears on the LCD module.
 To release from AMP Test Mode
1. To release from this mode, press the [Power] button.
TCM OFF LINE MODE (Except E2, E51, AR, MX Model)
 This mode prevents the system from tuning off automatically when TCM is not connected. Therefore, measurements can be done even when TCM is not connected during production.
Procedure
1. Press the [Power] button to turn off the system and enter the clock display or demonstration mode.
2. Press the [REC TO TAPE] button, [DISC 3] button and [Power] button simultaneously. The system will turn on automatically.
3. The message “TAPE MECHA OFF LINE” appears on the LCD module.
To release from TCM OFF LINE Mode
1. To release from this mode, press the [Power] button.
PANEL TEST MODE
 This mode is used to check the LCD module, LEDs, button, MASTER VOLUME dial, OPERATION DIAL ring, system software version, DVD lib version, model name and destination.
Procedure
1. Press the [Power] button to turn on the system.
2. Press the [Stop] button, [DISC 3] button and [USB] button simultaneously.
3. Power illuminator LEDs and segment in LCD module are lighted up.
4. When you want to enter to the system software version display model, press the [DISC 1] button. The system software version appears on the LCD module.
Press the [DISC 1] button again, the DVD lib version appears on the LCD module.
5. Press the [DISC 2] button the mode name and destination on the LCD module.
6. Press the [DISC 3] button the key encode test mode is activated.
7. In the key encode test mode, the LCD module displays “KEY 0 0 0 0 0”.
Each time a button pressed, change the each numbers.
To release from Panal Test Mode
1. To release from this mode, press the [stop] button, [DISC 3] button and [USB] button simultaneously.
DVD SHIP MODE (WITHOUT MEMORY CLEAR)
 This mode moves the optical pick-up to the position durable to vibration. Use this mode when returning the set to the customer after repair.
Procedure
1. Press the [Power] button to turn on the system.
2. Press the [DVD] button, to set the “NO DISC” mode.
3. Press the [Play] button and [Power] button simultaneously.
The system will turn off automatically.
4. After the “STANDBY” blinking display finishes, a message “LOCK” appears on the LCD module and the DVD ship mode is set.
To release from DVD Ship Mode
1. To release from this mode, press the [Power] button.
DVD SHIP MODE (WITH MEMORY CLEAR)
 This mode moves the optical pick-up to the position durable to vibration and clears all data including preset data stored in the RAM to initial conditions after the power supply is turned off. Use this mode when returning the set to the customer after repair.
Procedure
1. Press the [Power] button to turn on the system.
2. Press the [DVD] button, to set the “NO DISC” mode.
3. Press the [TUNING –] button, [DISC 3] button and [Power] button simultaneously.
4. After the “STANDBY” blinking display finishes, a message “COLD RESET” appears on the LCD module and the DVD ship mode is set.
To release from DVD Ship Mode
1. To release from this mode, press the [Power] button.
DISC THEFT PREVENTION MODE
 This mode let you lock the disc tray. When this mode is activated, the disc tray will not open.
Procedure
1. Press the [Power] button to turn on the system.
2. Press the [DVD] button.
3. Press the [Stop] button and [OPEN/CLOSE Z] button simultaneously and hold down until “LOCKED” or “UNLOCKED” appears on the LCD module (around 5 seconds).
 To release from Disc Theft Prevention Mode
1. This mode will not be deselected only by turning the power off. To exit from the mode, perform the above item 3 again.
DVD COLOR SYSTEM MODE
 This mode let you change the color system of the video output from PAL to NTSC or vice-versa.
Procedure
1. Press the [Power] button to turn on the system.
2. Press the [DVD] button.
3. Press the [Power] button to turn off the system.
4. Press the [DISPLAY] button to switch the mode the clock display or demonstration mode.
5. Press the [Stop] button and [Power] button simultaneously.
The system will turn on automatically.
6. The message “COLOR PAL” or “COLOR NTSC” appears on the LCD module.
 To release from DVD Color System Mode
1. Once the color system has been selected, the mode is fixed there after. If you wish to change the mode again, perform the above item 4 again.
DVD FIRMWARE VERSION MODE
 This mode is used to display the DVD firmware version.
Procedure
1. Press the [Power] button to turn on the system.
2. Press the [DVD] button.
3 Press the [Power] button to turn off the system and enter the clock display or demonstration mode.
4. Press the [Stop] button and [Power] button simultaneously.
5. The version of DVD firmware appears on the on-screen display on TV.
To release from DVD Firmware Version Mode
1. To release from this mode, press the [Power] button.
 MTK REBOOT AVOIDANCE MODE
 This mode is used to display the MTK Reboot Avoidance.
Procedure
1. Press the [Power] button to turn on the system.
2. Press the [DVD] button.
3. Press the [DVD] button, [OPEN/CLOSE] button and [TUNING +] button simultaneously.
4. The message “MTK DBG” appears on the LCD module.
To release from MTK Reboot Avoidance Mode
1. To release from this mode, press the [Power] button.
AM TUNER STEP CHANGE
 The step interval of AM channels can be toggled between 9 kHz and 10 kHz.
Procedure
1. Press the [Power] button to turn on the system.
2. Press the [TUNER/BAND] button repeatedly to select the “AM”.
3. Press the [Power] button to turn off the system.
4. Press the [TUNING +] button and [Power] button simultaneously. The system will turn on automatically.
5. The message “AM 9K STEP” or “AM 10K STEP” appears on the LCD module and thus the channel step change.
VIDEO/SAT FUNCTION CHANGE
 This mode let you change from VIDEO to SAT and vice-versa.
Procedure
1. Press the [Power] button to turn on the system.
2. Press the [VIDEO/SAT] button.
3. Press the [VIDEO/SAT] button and [Stop] button simultaneously.
The function will change to SAT.
4. Press the same button again to change from SAT to VIDEO.
DVD SERVICE MODE
 This mode let you make diagnosis and adjustment easily by using the remote commander and the TV. The instructions, diagnostic results, etc. are given on the on-screen display.
TEST DISC LIST
Be sure to use the DVD disc that matches the signal standards of your region.
 CD
YEDS-18 (Part No.: 3-702-101-01)
PATD-012 (Part No.: 4-225-203-01)
 DVD SL (Single Layer)
NTSC : HLX-503 (Part No.: J-6090-069-A)
HLX-504 (Part No.: J-6090-088-A)
PAL : HLX-506 (Part No.: J-6090-077-A)
 DVD DL (Double Layer)
NTSC : HLX-501 (Part No.: J-6090-071-A)
HLX-505 (Part No.: J-6090-089-A)
PAL : HLX-507 (Part No.: J-6090-078-A)
 Procedure to enter to DVD Service Mode
1. Press the [Power] button to turn on the system.
2. Press the [DVD] button.
3. Press the [Stop] button and [OPEN/CLOSE ] button simultaneously and then turn the MASTER VOLUME dial clockwise.
4. The message “SERVICE IN” appears on the LCD module and the Top Menu of Remocon Diagnosis Menu appears on the onscreen display on the TV. The model name, main unit’s micom version information (IF-con) and DVD firmware version information (Syscon) are displayed at the bottom of the on-screen display.
5. To execute each function, press its number by using numeric button on the remote commander.
6. To release from this mode, press the [Power] button to turn off the system.
Execute IOP Measurement
In order to execute IOP measurement, the following standard procedures must be followed.
1. From the Top Menu of Remocon Diagnosis Menu, select “2.
Drive Manual Operation” by pressing the [2] button on the remote commander. The following screen appears on the onscreen display.
2. Select “3. Manual Adjustment” by pressing the [3] button on the remote commander. The following screen appears on the on-screen display.
3. Select “6. Iop:” by pressing the [6] button on the remote commander.
4. Wait until a hexadecimal number appears in the on-screen display as below:
5. Convert data from hexadecimal to decimal by using conversion table.
6. Please fnd the label on the rear of the BU (Base Unit).
The default IOP value is written in the label.
7. Subtract between these two values.
8. If the remainder is smaller than 93 (decimal), then it is OK. However if the value is higher than 93, then the BU is defective and need to be change.
9. Press the [RETURN] button on the remote commander to return to previous menu.
10. Press the [0] button on the remote commander to return to the Top Menu of Remocon Diagnosis Menu.
11. Press the [Power] button to turn off the system.
Check Emergency History
To check the emergency history, please follow the following procedure.
1. From the Top Menu of Remocon Diagnosis Menu, select “3.
Emergency History” by pressing the [3] button on the remote commander. The following screen appears on the on-screen display.
2. You can check the total time when the laser is turned on during playback of DVD and CD from the above menu. The maximum time, which can be displayed are 999h 59min.
3. You can check the error code of latest 10 emergency history from the above menu. To view the previous or next page of emergency history, press the [|<<] button or [>>|] button on the remote commander. The error code consists of
To clear the Laser Hours
Press the [ DISPLAY] button and then press the [CLEAR] button. The data for both CD and DVD data are reset.
To clear the Emergency History
Press the [DVD TOP MENU] button and then press the [CLEAR] button.
The error code for all emergency history would be reset.
To clear the Initialize Setup Data
Press the [DVD/TUNER MENU] button and then press the [CLEAR] button on the remote commander.
To return to the Top Menu of Remocon Diagnosis Menu
Press the [0] button on the remote commander.
 Check Version Information
To check the version information, please follow the following procedure.
1. From the Top Menu of Remocon Diagnosis Menu, select “4.
Version information” by pressing the [4] button on the remote commander.
To return to the Top Menu of Remocon Diagnosis Menu, press the [0] button on the remote commander.



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