Test Mode - Sony HCD-CPX22 Service Manual

HCD-CPX22/NXM3
[Change-over of AM Tuner Step between 9 kHz and 10 kHz]
• A step of AM channels can be changed over between 9 kHz
and 10 kHz.
Procedure:
1. Press button to turn the set ON.
?/1
2. Select the function "TUNER", and press [TUNER/BAND]
button to select the BAND "AM".
3. Press button to turn the set OFF.
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4. Press x and
buttons simultaneously, and the display
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of fluorescent indicator tube changes to "AM 9 kHz step" or
"AM 10 kHz step", and thus the channel step is changed over.
[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 x , [DIMMER] ,and
simultaneously.
[Switching MD/VIDEO Functions]
Procedure:
1. Press the button to turn the set ON.
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2. Press the button while holding the VIDEO (MD)
?/1
button depressed to toggle between "MD" and "VIDEO." The
selected mode is displayed.
[Error code indication]
Procedure:
1. Press the button to turn the set ON.
?/1
2. Select the "CD" function.
3. Press the x , X , and [DISPLAY] buttons simultaneously.
4. The error code is displayed.
5. Press the [TUNING +] button to display the next error code.
Press the[TUNING -] button to display the previous error
code.
[Aging Mode]
This mode can be used for operation check CD section and Tape
deck section.
• If an error occurred:
The aging operation stops and is displayed status.
• If no error occurs:
The aging operation continues repeatedly
1. Aging mode in CD section
Procedure:
1. Press button on the set ON
?/1
2. Select the function "CD"
3. Press three buttons x , X , and [DISC 3] simultaneously.
The "Aging in" display and aging mode is set.
4. Press [DISC 1] button, starts aging mode of all trays check.
5. Press [DISC 2] button ,starts measurement loading time.
6. To exit from the aging mode perform [Cold Reset].
14
SECTION 4

TEST MODE

1) Error display
Display
E00D01022
E00D02022
E00D02023
E00D02014
Display
E00M__E_0
E00M__C_2
E00M__D_0
E00M__F_3
E00M__D_5
E00M__C_2
E00M__C_3
2. Aging mode in Tape Deck section
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Procedure:
1. Load the tapes into the decks A and B respectively.
2. Press
3. Select the function "TAPE A"
4. Press three buttons x , X , and [TAPE A/B]
simultaneously, and aging mode is started.
5. To exit from the aging mode perform [Cold Reset].
• In the aging mode ,the program is executed in the following
sequence.
Step
1 Rewind the TAPE A
2 Rewind the TAPE B
3 Play the TAPE A (t) (2 minute) TAPE A AG-2
4 F•F. (AMS) the TAPE A
5 Play the TAPE A (T) (2 minute) TAPE A AG-4
6 Rewind the TAPE A
7 Play the TAPE B (t) (2 minute) TAPE B AG-2
8 F•F.(AMS) the TAPE B
9 Play the TAPE B (T) (2 minute) TAPE B AG-4
10 Rewind the TAPE B
Disc error
Error
Focus error (No disc)
Sub Q error (Focus is good)
TOC reading error
Access error (Unable within regular time)
Mechanism error
Error
Error during opening tray
EX-CHANGE disc error
Error during closing tray
EX-OPEN error
EX-CLOSE error
Chuck-up error
Unchucking error
button on the set ON
?/1
Operation
TAPE A AG-1
TAPE B AG-1
TAPE A AG-3
TAPE A AG-5
TAPE B AG-3
TAPE B AG-5
Display