Sony hcd-hdx501W Service Manual page 24

HCD-HDX500/HDX501W
Ver. 1.1
QQ
3 7 63 1515 0
VOLUME TEST MODE
Procedure:
1. Press the button to turn the power on.
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2. Press three buttons ,
. H
3. The message "VOLUME MAX" is displayed, when the
[VOLUME] dial is turned in the dirction of (+). The message
"VOLUME MIN" is displayed, when the [VOLUME] dial is
turned in the dirction of (–).
4. To exit from this mode, press the
off.
PROTECTION FACTOR (SD DETECTION/DC DE-
TECTION) IDENTIFICATION TEST MODE
When an error is detected, the florescent indicator tube alternately displays
"PROTECTOR" h "PUSH POWER".
Press the button.
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* Buttons other than the
"STANDBY" blinks three times on the florescent indicator tube.
The protection release state (POWER OFF) is established.
(No florescent indicator tube display)
Press the button.
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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)
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L 13942296513
2. The protection factor is displayed by pressing the [FUNCTION] ,
and buttons at the same time during the protection state.
A >
(during the "PROTECTOR" h "PUSH POWER" display)
When SD is detected: Repeats
"SD DETECT" h "PUSH POWER".
When DC is detected: Repeats
"DC DETECT" h "PUSH POWER".
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 florescent indicator 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 florescent
indicator tube is turned off, and the protection state is
established.
DIGITAL MEDIA PORT TEST
Procedure:
1. Connect the DMPORT CHECK JIG (Part No.: J-2501-309-
A) with the terminal DMPORT.
2. Press the button to turn the power on.
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3. Confirm that both LEDs of the DMPORT confirmation JIG
lights. (Confirmation the power supply line.)
4. Set the [FUNCTION] button with "DMPORT 1" or "DMPORT
2" on this model.
buttons and turn the [VOLUME] dial in the
5. Press the www ,
X .
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.)
24
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and simultaneously.
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button to turn the set
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button are invalid.
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8
8. Confirm the output of speakers and monitor TV. (Confirmation
of analog signal)
9. To exit from this mode, press the
[VOLUME] dial in the direction of (+).
J001
color pattern
generator
AF oscillator
DIAGNISTIC MODE
Procedure:
1. Connect the XM antenna.
2. Press the button to turn the power on.
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3. Set the [FUNCTION] button with "XM" on this model.
4. Press the ,
> H
direction of (+) simultaneously, the diagnistic mode is
activated.
5. In pressing the button of remote commander, the display
changes as follows.
DIAGNISTIC
INFORMATION
TUNER STATUS
SIGNAL STRENGTH
LOCK STATUS
Q Q
3 6 7 1 3
BER VALUES
C/N VALUES
AGC VALUES
DISPLAY key on
remote commander
XM ANTENNA
VERSION
CBM STACK VERSION
CBM STACK DATE
XM STACK VERSION
XM STACK DATE
DSP SOFT VERSION
DSP SOFT DATE
XM NON VOLATILE
MEMORY CLEAR
(INSIDE RECEIVER)
DISPLAY key on
remote commander
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.
2 9 9 4 2 8
, buttons and turn the
X .
IO board
CCX board
J301
CN309 or CN310
DMPORT
check jig
set
(Part No.:
J-2501-309-A)
SPEAKER board
TB780
buttons and turn the [VOLUME] dial in the
V v key
1 5 0 5 8 2 9 9 4
on remote
commander
V v key
on remote
commander
m
co
9 9
TV
monitor
FL/FR
speaker
2 8 9 9