Service Test Mode - Pioneer XV-DV282AP Service Manual

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6.6 SERVICE TEST MODE

1. Configuration and conditions during checking
• Emergency shut down will not happen even if breakdown happens in the Service Test mode. (Just ignore it)
• POWER ON in test mode can be done in less than 1 minute even when emergency shut down happens when error is
detected.
• Total power on time can be checked.
2. How to enter the Test Mode
• Test mode can also be entered in either of the following ways:
1. Connect the power cord to the wall outlet with the STEST port (microcomputer terminal IC1001: pin 59) at GND.
(See "Service Test Mode connecting point".)
2. When power is on and VOL 0, Continually pressing the FUNCTION key and POWER key on the front panel for more
than 8 seconds.
*In case of method 2, "5. Error" is not displayed and the unit will be shut down for an emergency till enter Test mode.
Service Test Mode connecting point
UTEST11a
STEST11a
STEST11b
UTEST11b
Connecting
1
point
3. Indications on the FL display when Test mode is entered
Initial function is HDMI1.
The set will automatically power on and the following display will appear.
• The FL display during TEST MODE entry is different depending on whether NORMAL POWER OFF occurred before
entering the TEST MODE or EMERGENCY SHUT DOWN occurred due to error detection.
• Listening mode will become Ext.Stereo (5ch Stereo) mode so that multichannel output can be obtained.
• Even if Display Mode is Auto Display setting, FL display is displayed during test modes.
[After NORMAL POWER OFF]
[display]
P O W E R
V O L
[After AMP error]
[display]
P R T C T E
V O L 0
L I N E 2 S
[After ABNORMAL TEMP. DETECTION]
[display]
O V E R T E M P
V O L 0
L I N E 2 S
∗ POWER OFF to get out from TEST MODE.
∗ When the TEST MODE is released, only the RAM which stores the error status will be initialized.
(RAM that can be set by the user will not initialized.)
5
6
O N
0
[After DVD error]
[display]
D V D P R T C T
V O L 0
L I N E 2 S
[After OVERCURRENT DETECTION1]
[display]
O C E R R 1
V O L 0
L I N E 2 S
XV-DV282AP
6
7
B
SYSMAIN ASSY
[After EEPROM error]
[display]
E E P E R R
V O L 0
L I N E 2 S
[After OVERCURRENT DETECTION2]
[display]
O C E R R 2
V O L 0
L I N E 2 S
7
8
A
B
SIDE B
C
D
E
F
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