Sony HCD-HPZ7 Service Manual page 52

HCD-HPZ7/HPZ9
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[CD ERROR CODE DISPLAY MODE]
This mode can be used for error code display of CD section.
Procedure:
1. Press the I/1 button to turn the power on.
2. Press the [FUNCTION] key to select "CD".
3. Press three keys of [ILLUMINATION], [DSGX] and [DISC 3] si-
multaneously.
4. When this mode is activated, mechanism deck error code is
displayed on the fluorescent indicator tube.
− keys to changed over between optical
5. Press the +
pick-up error code display mode and mechanism deck error
code mode.
6. Turn the l m M L keys to change over display
of error history.
[CD SERVO TEST MODE]
• This mode used to check operation of optical pick-up.
Procedure:
1. Press the I/1 key to turn the power ON.
2. Press the [FUNCTION] key to select "CD".
3. Press three keys of [ILLUMINATION], [DSGX] and [DISC 4] si-
multaneously.
4. To release this mode, press the I/1 key.
[CD POWER MANAGE]
This mode is for switch the CD power supply on/off. Even if this
state pulls out AC plug, it is held.
Procedure:
1. Press the I/1 button to turn the power on.
2. Press the [FUNCTION] key to select "CD". TE
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3. Press the I/1 button again to turn the power off (standby).
4. While pressing the [STOP] button, press the I/1 button.
5. It turns power on and display "CD POWER", then display
"ON" or "OFF".
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