REPAIRING AND NOT THROWING AWAY

Richtige Fernseher haben Röhren!

Richtige Fernseher haben Röhren!

In Brief: On this site you will find pictures and technical information about Service Modes, Circuit Diagrams, Firmware Update procedure, Disassemble procedure, Universal remote control set-up codes, Troubleshooting and more....

If you go into the profession, you will obtain or have access to a variety of tech tips databases HERE IT IS Master Electronics Repair !.

These are an excellent investment where the saying: 'time-is-money' rules. However, to learn, you need to develop a general troubleshooting approach - a logical, methodical, method of narrowing down the problem. A tech tip database might suggest: 'Replace C536' for a particular symptom. This is good advice for a specific problem on one model. However, what you really want to understand is why C536 was the cause and how to pinpoint the culprit in general even if you don't have a service manual or schematic and your tech tip database doesn't have an entry for your sick TV or VCR.

While schematics are nice, you won't always have them or be able to justify the purchase for a one-of repair. Therefore, in many cases, some reverse engineering will be necessary. The time will be well spent since even if you don't see another instance of the same model in your entire lifetime, you will have learned something in the process that can be applied to other equipment problems.
As always, when you get stuck, checking out a tech-tips database may quickly identify your problem and solution.In that case, you can greatly simplify your troubleshooting or at least confirm a diagnosis before ordering parts.

Happy repairing!
Today, the West is headed for the abyss. For the ultimate fate of our disposable society is for that society itself to be disposed of. And this will happen sooner, rather than later.

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Note that if you don't find what you searched for, try it after a period of time; the site is a never ending job !

..............The bitterness of poor quality is remembered long after the sweetness of todays funny gadgets low price has faded from memory........ . . . . . .....
Don't forget the past, the end of the world is upon us! Pretty soon it will all turn to dust!

©2010, 2011, 2012, 2013, 2014 Frank Sharp - You do not have permission to copy photos and words from this blog, and any content may be never used it for auctions or commercial purposes, however feel free to post anything you see here with a courtesy link back, btw a link to the original post here , is mandatory.
All posts are presented here for informative, historical and educative purposes as applicable within fair use. NOTHING HERE IS FOR SALE !

Monday 25 March 2019

SONY HCD S500 - HCD S800 - TEST MODE - VERSION DISPLAY - JOG TEST - KEY TEST - DISPLAY TEST - OSD TEST - TRAY LOCK - STARTING TEST MODES

SONY HCD S500 - HCD S800 - TEST MODE - VERSION DISPLAY - JOG TEST - KEY TEST - DISPLAY TEST - OSD TEST - TRAY LOCK - STARTING TEST MODES



                                            
  • Mechanism Type:  CDM-55D-DVBU8
  • Base Unit Name:  DVBU8
  • Optical Pick-up Name:  KHM-240AAA
US, Canadian models: 120 V AC, 60 Hz
AEP, UK models: 220 – 240 V AC, 50/60 Hz
Australian and E models: 220 – 240 V AC, 50/60 Hz
Mexican model: 120 V AC, 60 Hz
Other models: 110 – 240 V/220 – 240 V AC, 50/60 Hz
Power consumption 98 W (120 V AC) 98 W (230 V AC)
TEST MODE
HCD-S500/S800 are the amplifier, DVD/CD and tuner section in DAV-S500/S800.
VERSION DISPLAY MODE
  • Press the  [^]  button on the main unit or [POWER] button on the remote commander to turn the set on.
  • Press three buttons of [BAND], [STOP] & [UP] and A simultaneously for two seconds.
  • The message “VER. 1. ** ” is displayed for a moment.
JOG TEST MODE
  1. Press the [UP] button on the main unit or [STANDBY/POWER] button on the remote commander to turn the set on.
  2. Press three buttons of [BAND], [STOP]  and [UP]A simultaneously.
  3. The fluorescent indicator displays “JOG 0”. The value “JOG 0” increases like +1, +2, +3... if rotating the VOLUME knob clockwisw,or it decreases like –1, –2, –3,.... if rotating counterclockwise.
  4. To exit from this mode, press the POWER button to turn the set off.
KEY TEST MODE
  • Press the [UP] button on the main unit or [POWER/STANDBY] button on the remote commander to turn the set on.
  • Press three buttons of [DISPLAY],[STOP] and [UP] simultaneously.
  • The message “KEY NUM 0” is displayed and “0” blinks.
  • Each time a button is pressed, “KEY NUM 0” value increases.  However, once a button is pressed, it is no longer taken into account.
  • When all buttons are pressed, “KEY NUM 11” appears and the number blinking is stopped.
  • To exit from this mode, press the POWER button to turn the set off.
DISPLAY TEST MODE
  1. Press the [UP] button on the main unit or [POWER/STANDBY] button on the remote commander to turn the set on.
  2. Press three buttons of [BAND], [PAUSE] and [UP] simultaneously.
  3. All segments are turned on.
  4. When the {NEXT >>|}  button is pressed, the display will light up.
  5. Press the {NEXT >>| }  button, confirm the display.
  6. Press the {NEXT >>| } button, all segments are turned off.
  7. Every pressing of the {NEXT >>| } button turns on each segments in the same order.
  8. To exit from this mode, press the POWER button to turn the set off.
OSD TEST MODE
  • Press the [UP] button on the main unit or [POWER | STANDBY] button on the remote commander to turn the set on.
  • Set the FUNCTION to DVD.
  • While pressing two buttons of DISPLAY and [STOP] simultaneously, turn the VOLUME knob clockwise.
  • The Test Mode Menu is displayed on the TV screen.
  • To execute each function, select the number on the remote commander.
  • See the following section for explanation in detail.
  • To exit from this mode, press the POWER button to turn the set off.
DISC TRY LOCK
  1. Press the [UP] button on the main unit or [POWER | STANDBY] button on the remote commander to turn the set on.
  2. Press two buttons of DISPLAY and  [ |<< PREV ] simultaneously for two seconds.
  3. The message “LOCKED” is displayed and the tray is locked.  (Even if exiting from this mode, the tray is still locked.)
  4. Press two buttons of [DISPLAY] and [ |<< PREV ] simultaneously for two seconds again.
  5. The message “UNLOCKED” is displayed and the tray is unlocked.
  6. To exit from this mode, press the POWER button to turn the set off.
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).

STARTING TEST MODE
  • Set the FUNCTION to DVD with the main unit power on. Next, while pushing the [STOP] button and the [DISPLAY] button on the main unit at the same time, turn the VOLUME knob to the right to start Test Mode and display the menu shown below on the TV screen. 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.
  • To exit from Test Mode, press the [POWER] button.
================================
Test Mode Menu
0. Syscon Diagnosis
1. Drive Auto Adjustment
2. Drive Manual Operation
3. Mecha Aging
4. Emergency History
5. Version Information
6. Video Level Adjustment
Exit: POWER Key
_
Model : HCX-1030_xx
Revision: 1.xxx
============================
SYSCON DIAGNOSIS
  • The same contents as board detail check by serial interface can be checked from the remote commander.
  • On the Test Mode Menu screen, press [0] key on the remote commander, and the following check menu will be displayed
===============================
### Syscon Diagnosis ###
Check Menu
0. Quit
1. All
2. Version
3. Peripheral
4. Servo
5. Supply
6. AV Decoder
7. Video
8. Audio

9. DSD Decoder

============================

0. 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.
============================
### Syscon Diagnosis ###
Diag All Check
No. 2 Version
2-3. ROM Check Sum
Check Sum = 2005
Press NEXT Key to Continue
Press PREV Key to Repeat
============================
  • 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 [NEXT] key to go to the next item, or [PREV] key to repeat the same check again.
  • To quit the diagnosis and return to the Check Menu screen, press [STOP]  or [ENTER] key.
  • If an error occurred, the diagnosis is suspended and the error code is displayed as shown below.
==============================
### Syscon Diagnosis ###
3-3. EEPROM Check
Error 03: EEPROM Write/Reed N
Address : 00000001
Write Data : 2492
Read Data : 2490
Press NEXT Key to Continue
Press PREV Key to Repeat
==============================
  • Press [STOP] key to quit the diagnosis, or [PREV] key to repeat the same item where an error occurred, or [NEXT] key to continue the check from the item next to faulty item.
  • Selecting 2 and subsequent items calls the submenu screen of each item.
  • For example, if “5. Supply” is selected, the following submenu will be displayed.
=============================
### Syscon Diagnosis ###
Check Menu
No. 5 Supply
0. Quit
1. All
2. ARP Register Check
3. ARP to RAM Data Bus
4. ARP to RAM Address Bus
5. ARP RAM Check
=============================
0. Quit
Quit the submenu and return to the main menu.

ALL
  • All submenu items continuous check
  • This menu checks 2 and subsequent items successively. At the item where visual check is required for judgment or an error occurred, the checking is suspended and the message is output for key entry.
  • Normally, all items are checked successively one after another automatically unless an error is found.
  • Selecting 2 and subsequent items executes respective menus and outputs the results.
  • For the contents of each submenu, see “Check Items List”.
GENERAL CHECKING METHOD
VERSION
Revision
ROM revision number is displayed.-
Error: Not detected.
The revision number defined in the source file of ROM (At the beginning of mass production, the Flash ROM of IC107 is used, but midway it is replaced by the IC108 OTP ROM. IC107 or IC108) is displayed with four digits.
Below IC107 are all IC107 or IC108.
ROM CHECKSUM
Check sum is calculated.
Error: Not detected.
The 8-bit data are added at addresses 0x000F0000 ~ 0x002EFFFF of ROM (IC107) and the result is displayed with 4-digit hexadecimal number. Error is not detected.  Compare the result with the specified value.
MODEL TYPE
Model code is displayed.
Error: Not detected.
The model code read from EEPROM (IC101) is displayed with 2-digit hexadecimal number.
REGION
Region code is displayed.
Error: Not detected.
The region code determined from the model code is displayed.

SONY HCD S500 - HCD S800 - CHECKS - ERROR CODES - ADJUSTMENTS




CHECKS
[HCD-S500/S800 are the amplifier, DVD/CD and tuner section in DAV-S500/S800.]
  • Peripheral
EEPROM Check
Data write à read, and accord check
Error 03: EEPROM write/read discord
Data 0x9249, 0x2942, 0x4294 are written to addresses 0x00~0xFF of EEPROM (IC101), then read and checked.
Before writing, the data are saved, then after checking, they are written to restore the contents of EEPROM
  • Servo
Servo DSP Check
Data write à read, and accord check
Error 12: Read data discord
Data 0x9249, 0x2942, 0x4294 are written to the address 0x602 of RAM in the Servo DSP (IC302), then read and checked.
  • DSP Driver Test
Test signal data à DSP Driver
Error: Not detected.
Caution: Do not conduct this test with a mechanical deck connected.
The maximum voltage is applied to the Servo Driver IC (IC401, IC802). If mechanical deck is connected, the motor and optics could be damaged.
Disconnect mechanical deck following the output message, then enter specified 4- or 5-digit number from the remote commander, and press the [ENTER].
The test is conducted only when the input data accord. Check the output level, then press the [NEXT] to finish the test.
This test is skipped if “All” is selected.
[Disconnect flat cables connected to the CN009 and CN010 of MB-82/85 board. Also, disconnect harness from the CN402.]
  • Supply
Caution: Do not conduct this check with a mechanical deck connected.
An access is made to the stream supply and servo control IC (IC302) and external RAM (IC303) using check data.
If mechanical deck is connected, the motor and optics could be damaged. This check is also executed by the “All” menu item.
[Disconnect flat cables connected to the CN009 and
CN010 of DVD board. Also, disconnect harness from the CN402.]
  • ARP Register Check
Data write à read, and accord check
Error 08: ARP register write, and read data discord
Data 0x00 to 0xFF are written to the TMAX register (address 0xC6) in ARP (IC302), then they are read and checked.
  • ARP to RAM Data Bus
Data write à read, and accord check
Error 09: ARP ß->  RAM data bus error
Data 0x0001 to 0x8000 where one bit each is set to 1 are written to the address 0 of RAM (IC303) connected to the ARP (IC302) through the bus, then they are read and checked. In case of discord, written bit pattern and read data are displayed. If data where multiple bits are 1 are read, the bits concerned may touch each other.
Further, if data where certain bit is always 1 or 0 regardless of written data, the line could be disconnected or shorted.
  • ARP to RAM Address Bus
Data write à other address read discord check
Error 10: ARP à RAM address bus error
Caution: Address and data display in case of an error is different from the display of other diagnosis (described later).
Before starting the test, all addresses of RAM (IC303) are cleared to 0x0000.
First, 0xA55A is written to the address 0x00000, and the address data are read and checked from addresses 0x00001 to 0x80000 while shifting 1 bit each.
Next, the data at that address is cleared, and it is written to the address 0x00001, and read and checked in the same manner.
This check is repeated up to the address 0x80000 while shifting the address data by 1 bit each.
If data other than 0 is read at the addresses except written address, an error is given because all addresses were already cleared to 0.
In this check, the error display pattern is different from that of other diagnosis; read data, written address, and read address are displayed in this order. However, the message uses same template, and accordingly exchange Address and Data when reading.
The following display, for example:
===============================
### Syscon Diagnosis ###
5-4. ARP to RAM Address Bus
Error 10: ARP - RAM Address B
Address : 0000A55A
Write Data : 00000000
Read Data : 00080000
Press NEXT Key to Continue
Press PREV Key to Repeat
===========================
shows the data 0xA55A was read from address 0x00080000 though it was written to the address 0x00000000.
This implies that these addresses are in the form of shadow. Also, if the read data is not 0xA55A, another error will be present.
  • ARP RAM Check
Data write à read, and accord check
Error 11: ARP RAM read data discord
The program code data stored in ROM are copied to all areas of RAM (IC303) connected to the ARP (IC302) through the bus, then they are read and checked if they accord.
If the detail check was selected initially, the data are written to all areas and read, then the same test is conducted once again with the data where all bits are inverted between 1 and 0.
If discord is detected, faulty address, written data, and read data are displayed following the error code 11, and the test is suspended.
  • AV Decoder
1930 RAM
Data write à read, and accord check
Error 13: AVD RAM read data discord
The program code data stored in ROM (IC107 or IC108) are copied to all areas oo»RAM (IC504, IC505) connected to the AVD (IC503) through the bus, then they are read and checked if they accord. Further, the same test is conducted once again with the data where all bits are inverted between 1 and 0. If discord is detected, faulty address, written data, and read data are displayed following the error code 13, and the test is suspended.
  • 1930 SP
ROM à AVD RAM → Video OUT
Error: Not detected.
The data including sub picture streams in ROM (IC107 or IC108) are transferred to the RAM (IC504, IC505) in AVD (IC503), and output as video signals from the AVD (IC503).
They are output from all video terminals (Composite, Y/C).
Video
Color Bar
AVD color bar command write à Video OUT
Error: Not detected.
The command is transferred to the AVD, and the color bar signals are output from video terminals.
They are output from all video terminals (Composite, Y/C).
Composit Out
Y/C Out
Component Out
  • Audio
ARP à 1930
Error 14 : ARP à 1930 video NG
Error 15 : ARP à 1930 audio NG
Test Tone
All channels
2ch Left
2ch Right
Front Left
Front Right
Rear Left
Rear Right
Center
Sub Woofer
  • DSD Decoder
2752 ID Chack
2752 RAM Check
  • Error Codes List
00: Error not detected
01: RAM write/read data discord
02: Gate array NG
03: EEPROM NG
08: ARP register read data discord
09: ARP <--> RAM data bus error
10: ARP ß>  RAM address bus error
11: ARP RAM read data discord
12: Servo DSP NG
13: 1930 SDRAM NG
14: ARP → 1930 video NG
15: ARP → 1930 audio NG
16: 1910 UCODE download NG
17: System call error (function not supported)
18: System call error (parameter error)
19: System call error (illegal ID number)
20: System call error (time out)
90: Error occurred
91: User verification NG
92: Diagnosis cancelled
  • DRIVE AUTO ADJUSTMENT
On the Test Mode Menu screen, press [1] key on the remote commander, and the drive auto adjustment menu will be displayed.
==============================
## Drive Auto Adjustment ##
Adjustment Menu
0. ALL
1. DVD-SL
2. CD
3. DVD-DL
4. LCD
Exit: RETURN
===========================
Normally, [0] is selected to adjust DVD (single layer), CD, DVD (dual layer), and SACD 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. However, for SACD disc, use the player with initial data if the disc is not available.
  • ALL
Select [0] and press [ENTER] key, and the servo set data in EEPROM will be initialized.
Then, 1. DVD-SL disc, 2. CD disc, 3.  DVD-DL disc, and 4. SACD disc are adjusted in this order. Each time one disc was adjusted, it is ejected. Replace it with the specified disc following the message. Though the message to confirm whether discs other than SACD disc are adjusted is not displayed, you can finish the adjustment if pressing the x button. 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.
DVD-SL (single layer)
Select [1], insert DVD single layer disc, and press [ENTER] key, and the adjustment will be made through the following steps, then adjusted values will be written to the EEPROM.
  • DVD Single Layer Disc Adjustment Steps
1. SLED TILT Reset
2. Disc Check Memory SL
3. Wait 300 msec
4. Set Disc Type SL
5. LD ON
6. Spdl Start
7. Wait 1 sec
8. Focus Servo ON 0
9. Auto Track Offset Adjust
10. CLVA ON
11. Wait 500 msec
12. Tracking ON
13. Wait 1 sec
14. Sled ON
15. Check CLV Lock
16. Auto LFO Adjust
17. Auto Focus Offset Adjust
18. Auto Tilt Position Adjust
19. Auto Focus Gain Adjust
20. Auto Focus Offset Adjust
21. EQ Boost Adjust
22. Auto LFO Adjust
23. Auto Track Gain Adjust, Search Check
24. 32Tj Fwd
25. 32Tj Rev
26. 500Tj Fwd
27. 500Tj Rev
28. All Servo Stop
29. Eep Copy Loop Filter Offset
  • Select [2], insert CD disc, and press [ENTER] key, and the adjustment will be made through the following steps, then adjusted values will be written to the EEPROM.
CD Adjustment Steps
1. Sled Tilt Rest
2. Disc Check Memory CD
3. Wait 500 msec
4. Set Disc Type CD
5. LD ON
6. Spdl Start
7. Wait 500 msec
8. Focus Servo ON 0
9. Auto Track Offset Adjust
10. CLVA ON
11. Wait 500 msec
12. Tracking ON
13. (TC Display Start)
14. Wait 1 sec
15. Jitter Display Start
16. Sled ON
17. Check CLV ON
18. Auto LFO Adjust
19. Auto Focus Offset Adjust
21. Auto Focus Gain Adjust
22. Auto Focus Offset Adjust
23. Eq Boost Adjust
24. Auto LFO Adjust
25. Auto Track Gain Adjust, Search Check
26. 32Tj Fwd
27. 32Tj Rev
28. 500Tj Fwd
29. 500Tj Rev
30. All Servo Stop.
  • DVD-DL (dual layer)
Select [3], insert DVD dual layer disc, and press [ENTER] key, and the adjustment will be made through the following steps, then adjusted values will be written to the EEPROM.
DVD Dual Layer Disc Adjustment Steps
1. Sled Tilt Reset
2. Disc Check Memory DL
3. Wait 500 msec
4. Set Disc Type DL
5. LD ON
6. Spdl Start
7. Wait 1 sec, Layer 1 Adjust
8. Focus Servo ON 0
9. Auto Track Offset Adjust
10. Clva ON
11. Wait 500 msec
12. Tracking ON
13. Wait 500 msec
14. Sled ON
15. Check CLV Lock
16. Auto Loop Filter Offset Auto Focus Adjust
17.
18. Auto Focus Gain Adjust
19. Auto Focus Offset Adjust
20. Eq Boost Adjust
21. Auto Loop Filter Offset
22. Auto Track Gain Adjust, Search Check
23. 32Tj Fwd
24. 32Tj Rev
25. 500Tj Fwd
26. 500Tj Rev, Layer 0 Adjust
27. Fj (L1 à L0)
28. Auto Track Offset Adjust L0
29. Clva ON
30. Wait 500 msec
31. Tracking ON
32. Wait 500 msec
33. Sled ON
34. Check CLV Lock
35. Auto Focus Filter Offset
36. Auto Focus Adjust
37.
38. Auto Focus Gain Adjust
39. Auto Focus Offset Adjust
40. Eq Boost Adjust
41. Auto Loop Filter Offset
42. Auto Track Gain Adjust, Search Check
43. 32Tj Fwd
44. 32Tj Rev
45. 500Tj fwd
46. 500Tj Rev, Layer Jump Check
47. Lj (L0 à L1)
48. Lj (L1 à L0)
49.  All servo stop */
  • LCD
Select [4], insert SACD disc, and press [ENTER] key, and the adjustment will be made through the following steps, then adjusted values will be written to the EEPROM.
However, if SACD disc is not available, use the player with initial data, skipping the SACD adjustment. In this case, you can finish the adjustment if pressing the [Stop] button.
SACD Adjustment Steps
1. Sled Tilt Reset
2. Set Disc Type CD
3. LD ON
4. Spdl Start
5. Wait 500 msec
6. Focus Servo ON 0
7. Auto track Offset Adjust
8.
9. CLVA ON
10. Wait 500 msec
11. Tracking ON
12. Wait 1 sec
13. Sled ON
14. Check CLV ON
15. Auto Focus Offset Adjust
17.
18. Auto Focus Gain Adjust
19. Auto Focus Offset Adjust
20. Eq Boost Adjust
21. Auto LFO Adjust
22. Auto Track Gain Adjust
23. 32Tj Fwd
24. 32Tj Rev
25. 500Tj Fwd
26. 500Tj Rev
27. All Servo Stop */
  • DRIVE MANUAL OPERATION
On the Test Mode Menu screen, select [2], and the manual operation menu will be displayed. For the manual operation, each servo on/off control and adjustment can be executed manually.
==================================
## Drive Manual Operation ##
Operation Menu
1. Disc type
2. Servo Control
3. Track/Layer Jump
4. Manual Adjustment
5. Auto Adjustment
6. Memory Check
7. Sacd Water Mark
0. Disc Check Memory
_
Exit: Return
==============================
In using the manual operation menu, take care of the following points. These commands do not provide protection, thus requiring correct operation. The sector address or time code field is displayed
when a disc is loaded.
1. Set correctly the disc type to be used on the Disc Type screen.  The disc type must be set after a disc was loaded.  The set disc type is cleared when the tray is opened.
2. After power ON, if the Drive Manual Operation was selected, first perform “Reset SLED TILT” by opening 1. Disc Type screen.
3. In case of an alarm, immediately press the [Stop] button to stop the servo operation, and turn the power OFF.