Sony HCD-DZ530 Service Manual page 23

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3 7 63 1515 0
7. Volume Test
Procedure:
?/1
1. Press the
2. Press three buttons . , H and > simultaneously.
3. The message "VOLUME MIN" is displayed.
4. When the VOLUME control is turned in the direction of (+),
the message "VOLUME MAX" is displayed.
5. When the VOLUME control is turned in the direction of (–),
the message "VOLUME MIN" is displayed.
6. To exit from this mode, press the
off, the message "COLD RESET" is displayed.
Note: The segments of the frame of SPEAKER FORMATION are blinking
while test mode.
8. Protection Factor (SD Detection/DC Detection)
Identification Test Mode
When an error is detected, the FL tube alternately displays
"PROTECTOR h PUSH POWER".
?/1
Press the
r
* Buttons other than the
"STANDBY" blinks three times on the FL tube.
r
The protection release state (POWER OFF) is established.
(No FL tube display)
r
?/1
Press the
TE
L 13942296513
The power to the system turns on, and the normal operation is
established. (Restore)
During the protection state:
1. If the AC plug is connected or disconnected during the
protection state, the protection state is released, and the normal
operation is established. (The protection state is not
maintained.)
2. The protection factor is displayed by pressing the
FUNCTION , A and > buttons at the same time during
the protection state
(during the "PROTECTOR h PUSH POWER" display).
k When SD is detected: Repeats
"SD DETECT h PUSH POWER".
k When DC is detected: Repeats
"DC DETECT h PUSH POWER".
PL: SD detection
When the "L" output from the SD (shutdown) port on the S-
MASTER POWER Driver is detected, the power system other
than that of the FL tube is turned off, and the protection state
is established.
DC detection
When the "L" output from the power/speaker error detection
circuit (DC detection port) is detected for two seconds
continually, the power system other than that of the FL tube is
turned off, and the protection state is established.
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button to turn the power on.
?/1
button to turn the set
button.
?/1
button are invalid.
button.
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8
9. Automatic Acoustic Field Calibration Microphone
Test Mode
Procedure:
1. Press the ?/1 button to turn the power on.
2. Press the FUNCTION button to set the function "DVD".
3. Insert ECM-AC2 supplied as an accessory into the AUDIO
IN/MIC 1/A.CAL MIC jack.
4. While pressing the X and A buttons simultaneously, turn
the VOLUME control in the direction of (+) .
5. Confirm that the following are shown on the display panel.
1 The JACK inserted/non-inserted detection display and the
STEREO/MONO detection display.
Content of display
2 Presence of DIGITAL voice input to the microcomputer.
(OK: input, NG: no input)
3 The value of the MIC input to the microcomputer. (shown
"0 – 255" (Changes in real time))
10. Digital Media Port Test
1. Connect the DMPORT CHECK JIG (P/N: J-2501-309-A) with
the terminal DMPORT.
2. Press the
Q Q
3. Confirm that both LEDs of the DMPORT confirmation JIG
3 6 7 1 3
lights. (Confirmation the power supply line.)
4. Set the FUNCTION button with "DMPORT" on this model.
5. Press the X , . buttons and turn the VOLUME control
in the direction of (+) simultaneously, the DMPORT test mode
is activated.
6. It is confirmed that "DMPORT OK" is displayed on this set
display. (Confirmation of communication line)
7. To a pinjack of the DMPORT confirmation JIG input
information relevant to audio signal (sine-wave 1.0Vrms) and
composite video signal (white 100% 1.0Vp-p, color bar, etc.)
8. Confirm the output of speakers and monitor TV. (Confirmation
of analog signal)
9. To exit from this mode, press the X , . buttons and turn
the VOLUME control in the direction of (+).
color pattern
generator
VIDEO
AF oscillator
AUDIO
u163
.
HCD-DZ530/DZ630
2 9 9 4 2 8
Discriminant state
NON Not detected
ST STEREO
MN MONO
* * * * * * * *
1 2 3
?/1
button to turn the power on.
1 5 0 5 8 2 9 9 4
DMPORT
CHECK JIG
(P/N :
J-2501-309-A)
SET
DMPORT
board
IO-SCART
board
CN204
J001 V
SPEAKER
board
m
co
9 9
2 8 9 9
J203
TV
FL speaker,
FR speaker
TB301
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