Test Mode - Sony SCD-XB940 Service Manual

1.

TEST MODE

Jigs
• Disc
Model Type *1 Category
HLX-503/
SL 12 cm
HLX-504
HLX-501/
DL 12 cm
HLX-505
PATD-012 CD 12 cm
HYBRID
12 cm
-L1
HYBRID
12 cm
-L0
*2
SL 8 cm
CD 8 cm
HYBRID
8 cm
-L1
*1 SL: Single Layer
DL: Dual Layer
*2 Normally do not use.
• Remote Commander
• Extension cable (MAIN board (CN601)
(CN202)) (Part No. J-2501-195-A)
How to Enter the Test Mode
[ AMS ]
With l L controller pressed, turn the
ON. Then, immediately press
pressed, the set will start in normal mode. When the Test mode is
activated, "Test Mode Menu" is displayed.
How to Exit the Test Mode
[POWER]
Turn the switch OFF, and the Test mode is deactivated.
Selection of Test Mode
To select "Test Mode Menu", perform as follows.
[ AMS ]
(1) Rotating l L controller, select the menu and press
[ AMS ]
controller to enter. (If the remote commander
l L
is available, select and enter the number directly.)
(2) To return to the previous step, press
Contents of "Test Mode Menu"
DISPLAY
0. Syscon Diag Self diagnosis
1. Auto Adjust Servo adjustment (Auto)
2. Manual Opr Manual operation adjustment
3. Mecha Aging Mechanism aging
Servo emergency history information
4. Emg History
display
5. Ver Info Version information display
6. RF Jit Disp RF jitter measured value display
7. PDM Mode Normally do not use
8. CDM Adjust Normally do not use
9. Set Up Init Initializing and restart
10. Sld Ship Pos Sled ship position
Execution of Test Mode Menu
0. Syscon Diag menu
From the "Test Mode Menu", rotate
counterclockwise to select "0. Syscon Diag". Press
controller, and "SELF DIAG Menu" will be displayed. Rotating
2
Application
adjustment and check
adjustment and check
adjustment and check
adjustment and check
adjustment and check
Check
Check
Check
DISPLAY board
[POWER]
switch
button. If button is not
x x
X button.
Contents of Menu
[ AMS ]
controller
l L
[ AMS
l L
[ AMS ]
l L controller can select the following menu.
DISPLAY
0. All (SELF)
1. SRAM
2. EEPROM
3. HGA
4. Servo DSP
5. ARP
6. SACD Chip
7. SD Bus
8. Diag Hist
(1) 0. All (SELF)
From the "SELF DIAG Menu" display, rotate
controller clockwise to select "0. All (SELF)", and press
[ AMS ]
l L controller. Then, the self diagnosis of items 1. –7.
will be executed in the following order. At successful completion,
"All Success" is displayed and the set returns to the first step.
"0. All (SELF)" "SRAM Check"
"ExRAM OK" "EEPROM Check"
"Check 00" "Check 10"
"Check 40" "Check 50"
"Check 80" "Check 90"
"Check C0" "Check D0"
" EEPROM OK" "HGA Check"
OK" "Servo DSP"
Register" "ARP Reg Start"
" ARP DBus Start"
" ARP ABus Start"
"ARP DRAM Start" "Wait ..."
Chp Bus" "DSD Bus Start"
DRAM" "DSD DRAM Start"
OK" "SDBus Check"
OK" "All Success"
In case of an error in the Self Diag mode, the diagnosis restarting
method can be selected in three ways, "QUIT", "REPEAT" and
"CONTINUE", which function as follows:
QUIT : Quit diagnosis and return to the menu.
REPEAT : Restart diagnosis from the address where an
error occurred.
CONTINUE : Restart diagnosis from the address next to the
one where an error occurred.
• The error codes are listed in Self diagnosis error code list. (see
page 8)
(2) 1. SRAM
From the "SELF DIAG Menu" display, rotate
controller clockwise to select "1. SRAM" and press
[ AMS ]
l L controller.
Then, "ExSRAM Start"
displayed and the check will finish.
(3) 2. EEPROM
From the "SELF DIAG Menu" display, rotate
controller clockwise to select "2. EEPROM" and press
[ AMS ]
controller.
l L
Then, the following will be displayed and the check will finish.
"EEPROM Start" "Check 00"
"Check 30" "Check 40"
"Check 70" "Check 80"
]
"Check B0" "Check C0"
Contents of Menu
Self diagnosis of all items 1. – 7.
Self diagnosis of SRAM
Self diagnosis of EEPROM
Self diagnosis of HGA
Self diagnosis of servo DSP
Self diagnosis of ARP
Self diagnosis of SACD chip
Self diagnosis of SD Bus
Self diagnosis emergency history display
[ AMS
l
"ExSRAM Start"
"EEPROM Start"
"Check 20" "Check 30"
"Check 60" "Check 70"
"Check A0" "Check B0"
"Check E0" "Check F0"
"HGA Start"
"SDSP Start" "SDSP OK"
"ARP Reg OK" "ARP Data"
"ARP DBus OK" "ARP Address"
"ARP ABus OK" "ARP DRAM"
"ARP DRAM OK"
"DSD Bus OK" "DSD Chp
"Wait ..." "DSD DRAM
"SDBus Start" "Wait ..."
" 0. All (SELF)"
[ AMS
l
"ExRAM OK" "1. SRAM" will be
[ AMS
l
"Check 10" "Check 20"
"Check 50" "Check 60"
"Check 90" "Check A0"
"Check D0" "Check E0"
]
L
"HGA
"ARP
"DSD
"SDBus
]
L
]
L