Monday, November 21, 2022

Sony HCD-FLX5D - Sony HCD FLX7D DVD DECK RECEIVER Ver 1.0 2004.04 -Adjustments - E Model: HCD-FLX5D and FLX7D. Australian Model: HCD-FLX5D

 

HCD-FLX5D and FLX7D are the amplifier, DVD player, tape deck and tuner section in DHC-FLX5D and FLX7D.

DVD Mechanism Type: CDM53N-DVBU14, Base Unit Name: DVBU14, Optical Traverse Unit Name: DBU-1

Continuous RMS power output (reference)
Front speaker: 120 + 120 watts
(8 ohms at 1 kHz, 10% THD)
Sub woofer: 240 watts (8 ohms at 100 Hz, 10% THD)

DIN power output at stereo mode (rated) 45 + 45 watts (8 ohms at 1 kHz, DIN)
Continuous RMS power output (reference)
Front speaker: 60 + 60 watts (8 ohms at 1 kHz, 10% THD)
Centre speaker: 60 watts (16 ohms at 1 kHz, 10% THD)
Rear speaker: 60 + 60 watts (8 ohms at 1 kHz, 10% THD)
Sub woofer: 100 watts (8 ohms at 100 Hz, 10% THD)

RELEASING THE DISC TRAY LOCK
The disc tray lock function for the antitheft of an demonstration disc in the store is equipped.
Releasing Procedure
Press two buttons of Up (DVD) and [Stop] simultaneously for five seconds. 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.

NOTE OF REPLACING THE MB BOARD
When replacing the MB board, since the adjustment value is not set up correctly, “Drive Auto Adjustment” can’t be performed.
In this case, initialize Memory in the following procedures.
Procedure:
1. Set the test mode.
2. Press the [2] key of the remote commander, and set the “DRIVE MANUAL OPERATION”.
3. Press the [6] key of the remote commander, and set the “2-6, Memory Check”.
4. Press the [CLEAR] key of the remote commander, and initialize Memory.

DVD MECHANISM DECK SERVICE POSITION
In checking the DVD mechanism deck section (CDM53N-DVBU14), prepare extension jig (Part No. J-2501-103-A: 1.00 mm Pitch, 29 cores, Length 300 mm).

DSP/GC/MB/MC/REGULATOR AND VIDEO BOARDS SERVICE POSITION

IC501 SERVICE POSITION

Setting the clock

1 Turn on the system.
2 Press CLOCK/TIMER SET on the remote.
3 Press |<< or >>|repeatedly to set the hour.

4 Press ENTER on the remote.
5 Press |<<or >>|repeatedly to set the minutes
6 Press ENTER on the remote.

To adjust the clock
1
Press CLOCK/TIMER SET on the remote.
2 Press |<< or |>> repeatedly to select  “CLOCK SET?”, then press ENTER on the remote.
3 Do the same procedures as step 3 to 6 above.

Note
The clock settings are canceled when you disconnect the power cord or if a power failure occurs.

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 three buttons [Stop ], [DISPLAY], and [GROOVE] simultaneously.
2. The fluorescent indicator tube becomes blank instantaneously, and the set is reset.


[TUNER STEP CHANGE]
(Except FLX5D: Saudi Arabia/FLX7D: Saudi Arabia models)
A step of AM channels can be changed over between 9 kHz and 10 kHz.
Procedure
1. Press the [Power] button to turn the power on.
2. Select the function “TUNER”, and press [TUNER/BAND] button to select the BAND “AM”.
3. Press the [Power] button to turn the set OFF.
4. Press >>+ and [Power] buttons simultaneously, and the display of fluorescent indicator tube changes to “AM 9 K Step” or “AM 10 K Step”, and thus the channel step is changed over.
[FUNCTION CHANGE MODE]
Select either VIDEO or MD of the external function input.
Procedure:
1. Press the [Power] button to turn the power on.
2. Hold down [VIDEO (SAT)] button then press [Power] button, and release [Power] button first in order not in switch off the set immediately.
The another function of the previous function is selected, the input level is also changed and displayed “SAT” or “VIDEO”.

GC TEST MODE]
This mode is used to check the software version, FL tube, LED, keyboard and VACS.
Procedure:
1. Press three buttons [Stop], [DISPLAY], and [EFFECT] simultaneously.
2. LEDs and fluorescent indicator tube are all turned on.
3. When you want to enter the software version display mode, press [GROOVE] . The model number and destination are displayed.
4. Each time [GROOVE] is pressed, the display changes stating from MC version, GC version, DP version, DVD version, CDDM, CDMA, CDMB, BDA, BDB, ST version, TA version, TM version, TC version, in this order.
5. When [CD SYNC HI-DUB] is pressed while the version numbers are being displayed except model number and destination, year, month and day of the software creation appear. When [CD SYNC HI-DUB] is pressed again, the display returns to the software version display. When [GROOVE] is pressed while year, month and day of the software creation are being displayed, the year, month and day of creation of the software versions are displayed in the same order of version display.
6. Press [EFFECT] button, and the key check mode is activated.
7. In the key check mode, the fluorescent indicator tube displays “KXX V0 C T”. Each time a button is pressed, “K” value decreases.
However, once a button is pressed, it is no longer taken into account.
“V” value increases like 1, 2, 3...if rotating [VOLUME] knob in the clockwise, or it decreases like 0, 9, 8...if rotating in the counter clockwise.
Each time the “CD DOOR LOCK DETECT” or “CD DOOR OPEN/CLOSE DETECT” switch is turned on, “C” value increases.
Each time the “CASSETTE LID OPEN/CLOSE DETECT” switch is pressed, “T” value increases.
8. Also when [GROOVE] is pressed after lighting of all LEDs and fluorecsent indicator tube, value of VACS appears.
9. To exit from this mode, press three buttons in the same manner as step 1, or disconnect the power cord.

MC TEST MODE]
This mode is used to check operations of the respective sections
of Amplifier, Tuner, and Tape.
1. Entering the MC Test Mode
Procedure:
1. Press the [Power] button to turn the power on.
2. Press the three buttons of [Stop], [DISPLAY] and [CD SYNC HIDUB] simultaneously.
3. The segments blinks on the fluorescent indicator tube as bellow.

Releasing the MC Test Mode
Procedure:
1. To release this mode, press the [Power] button.
2. The cold reset is enforced at the same time.
3. Check of Amplifier
Initial settings:
Input , DIGITAL
EQ , FLAT
Mode , MUSIC
VACS , OFF
Output channel setting:
Each time the [EFFECT] button is pressed, output channels switch as following order.

Volume check:
1. When the [VOLUME] knob is turned clockwise even slightly, the sound volume increases to its maximum and a message “VOLUME MAX” appears for two seconds, then the display returns to the original display.
2. When the [VOLUME] knob is turned counter clockwise even slightly, the sound volume decreases to its minimum and a message “VOLUME MIN” appears for two seconds, then the display returns to the original display.
Tuner Function
1. In the test mode, the default-preset channel is called even when the TUNER is selected and an attempt is made to call the preset channel that has been stored in memory. (It means that the memory is cleared)
2. The minimum, center and maximum frequency of each band is set then.

Tape Recording Test
Procedure:
1. Enter the MC Test Mode.
2. Load tapes in both tape decks A and B.
3. Press the REC button to start recording.
4. Pressing the (- <<)or (>>+) buttons during recording returns
the tape to the recording start position and stops it at this position.
5. Pressing the “High Speed Dubbing” key while playing back the tape of deck B switches the playback speed between “Normal Speed” and “High Speed”.
Note:
When the playback direction of the tape is set to other than “ONY WAY”, the restriction on the number of times playback which can be repeated will be cleared.

AMS Test Mode
Procedure:
1. Enter the MC Test Mode and press the [TAPE A/B] button to set the TAPE function.
2. Insert a test tape AMS-110A or AMS-120 to deck A.
3. Press the >>| button to enter the AMS test mode.
4. After a tape is rewound first, the FF AMS is checked, and the mechanism is shut off after detecting the AMS signal the AMS signal twice.
5. Then the REW AMS is checked and the mechanism is shut off after detecting the AMS signal twice.
6. When the check is complete, a message of either OK or NG appears.
ALC MODE
Procedure:
1. Enter the MC Test Mode and press the [REC PAUSE/START] button 2 times to recording start.
2. While pressing the |<< button, ALC is on. (normaly, ALC is off in recording state.)
[DVD SHIP MODE (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 the power on.
2. Press three buttons Stop[CD SYNC HI-DUB] and [DVD] simultaneously.
3. After the “STANDBY” display blinks, a message “LOCK” is displayed on the fluorescent indicator tube, and the CD ship mode is set.

[DVD SHIP MODE (NO 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 the power on.
2. Press the [DVD] and [Power] buttons simultaneously.
3. After the “STANDBY” display blinks, a message “LOCK” is displayed on the fluorescent indicator tube, and the CD ship mode is set.
[VACS ON/OFF MODE]
This mode is used to switch on or off the VACS (Variable Attenuation Control System).
Procedure:
1. Press two buttons of  >>| and [A Up] for more than 1 second simultaneously.
2. When VACS is switch on, it displays “VACS OFF”.
When VACS is switch off, it displays “VACS O”.

CD REPEAT 5 LIMIT OFF MODE]
Number of repeat for CD playback is 5 times when the repeat mode is “REPEAT”. This mode enables CD to repeat playback for limitless times.
Procedure:
1. Press the [Power] button to turn the power on, and press the [DVD] button to select the function “DVD”.
2. Press two buttons of >>| and [CD SYNC HI-DUB] for more than 1 second simultaneously to enter the CD repeat 5 limit off mode.
3. To release this mode, operate the cold reset. (Refer to the “MC COLD RESET”)

[DISC TRAY LOCK]
Procedure:
1. Press the [Power] button to turn the power on.
2. Press the [DVD] button to select the function “DVD”.
3. Press two buttons of UP (DVD) and Stop simultaneously for five seconds.
4. The message “LOCKED” is displayed and the tray is locked.  (Even if exiting from this mode, the tray is still locked)
5. To exit from this mode, press two buttons of UP (DVD) and Stop simultaneously for five seconds again.
6. The message “UNLOCKED” is displayed and the tray is unlocked.

DVD Test Mode

The Test Mode allows you to make diagnosis and adjustment easily using the remote commander and monitor TV. The instructions, diagnostic results, etc. are given on the on-screen display (OSD)

[TEST DISC LIST]
Use the following test disc on test mode.
TDV-520CSO (DVD-SL): PART No. J-2501-236-A LUV-P01 (CD): PART No. 4-999-032-01 TDV-540C (DVD-DL): PART No. J-2501-235-A
Note: Do not use existing test disc for DVD.

STARTING DVD TEST MODE]
1. Press the [Power] button to turn the power on.
2. Select the function “DVD”.
3. Press the [Power] button to turn the power off.
4. While pressing the Stop button, press the UP  (DVD) button and turn the [VOLUME] knob in the clock wise.
5. It displays “SERVICE IN” on the fluorescent indicator tube, and displays the Test Mode Menu on the monitor screen as follows. (At the bottom of the menu screen, the model name and revision number are displayed)

To execute each function, select the desired menu and press its number on the remote commander (RM-SFL7).
7. To release from test mode, press the Power button and turn the power off.


 Quit
Quit the Syscon Diagnosis and return to the Test Mode Menu.

All (All items continuous check)
This menu checks all diagnostic items continuously. Normally, all
items are checked successively one after another automatically unless an error is found, but at a certain item that requires judgment through a visual check to the result, the following screen is displayed for the key entry.

For the ROM Check, the check sum calculated by the Syscon is output, and therefore you must compare it with the specified value for confirmation.
Following the message, press the [NEXT >>| ] button to go to the next item, or press the [PREV |<< ] button to repeat the same operation again.
To quit the diagnosis and return to Check Menu screen, press the [RETURN] key on the remote commander to display Check Menu.

Error occurred
If an error occurred, the diagnosis is suspended and error is displayed.
Press the [RETURN] key on the remote commander to quit the diagnosis, or press the [PREV |<< ] button to repeat the same check where an error occurred, or press the [NEXT >>|] button to continue the check from the item next to faulty item.

General Description of Checking Method
Selecting 2 and subsequent items calls the submenu screen of each item. And selecting 2 and subsequent items executes respectivemenus and outputs the results.
For the contents of each submenu, see “Check Items List” as below.

Check Items List:
0-2. Version
0-2-1. All
0-2-2. Revision
0-2-3. ROM Check Sum
0-2-4. Model Type
0-2-5. Region
0-3. EEPROM Check
0-3-1. Sampling Check
0-4. GP I/O Check
0-5. SD Bus Check
0-6. Video Check
0-7. Audio Check

Version
Revision
The revision number of ROM (IC204) that the program for the DVD system processor (IC206) is stored.
(4 digits hexadecimal number)
ROM Check Sum
The revision number of ROM (IC204) that the program for the DVD system processor (IC206) is stored.
Model Type
Model name is displayed. (DHC-FL5D or DHC-FL7D)
Region
Model destination code is displayed. (2 digits number)
EEPROM Check
Sampling Check
EEPROM check at every 64 words.
It compares read data with write data of each address. When there are discrepancies between two data, it displays error.
Detail Check
EEPROM check at every 1 word.
It compares read data with write data of each address. When there are discrepancies between two data, it displays error.
0-4. GP I/O Check
Pull up/down setting check of the DVD system processor (IC206) pin 150, 151 and 154 (for clock setting port).
0-5. SD Bus Check
SD bus data check between DVD decoder (IC701) and MPEG DECODER (IC206).
0-6. Video Check
Output the color bars for video level adjustment.
0-7. Audio Check
Output the test signal (1kHz sine wave) for 2 CH test.

DRIVE AUTO ADJUSTMENT
On the Test Mode Menu screen, press the [1] key on the remote commander, and the Adjustment Menu will be displayed.

Normally, [10/0] is selected to adjust DVD (single layer), CD and
DVD (dual layer) in this order. But, individual items can be adjusted for the case where adjustment is suspended due to an error.
In this mode, the adjustment can be made easily through the operation following the message displayed on the screen.
The disc used for adjustment must be the one specified for adjustment.
1-0. ALL
Press the [10/0] key on the remote commander, and the servo set data in EEPROM will be initialized. Then, 1. DVD-SL disc, 2. CD disc and 3. DVD-DL disc are adjusted in this order.
Each time one disc was adjusted, it is ejected. Replace it with the
specified disc following the message. You can finish the adjustment by pressing the [RETURN] button on the remote commander.
Note: During adjustment of each disc, the measurement for disc type judgment is made. As automatic adjustment does not judge the disc type unlike conventional models, take care not to insert wrong type discs. Also, do not give a shock during adjustment.
1-1. DVD-SL (single layer)
Press the [1] key on the remote commander and insert a DVD single layer disc following the message. Then the adjustment will be made through the steps, then adjusted values will be written to the
EEPROM.
1-2. CD
Press the [2] key on the remote commander and insert a CD disc following the message. Then the adjustment will be made through the steps, then adjusted values will be written to the EEPROM.
1-3. DVD-DL (dual layer)
Press the [3] key on the remote commander and insert a DVD dual layer disc following the message. Then the adjustment will be made through the steps, then adjusted values will be written to the EEPROM.


Schematics and more details by the next post

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