Protection Operation Mode - Pioneer PRO-1000HDI Service Manual

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8.1.4 PROTECTION OPERATION MODE

Protection mode
• This unit employs the HDCP (High-bandwidth Digital Content Protection System) for copyright protection.
Detect A.
Rear Case
Open detect
SW
Protection mode
• If an abnormality is detected, the main microcomputer will store a record of it in the EEPROM.
• Then Protection mode is activated.
• During Protection mode, the LEDs will flash as shown below:
RED
200mS
Note: Once Protection mode is activated, the POWER button of the PDP is disabled.
How to release Protection mode
1. Press the INPUT key on the main unit and hold it pressed for at least 5 seconds.
2. The LEDs, which flashed to indicate that Protection mode was activated, then light up and remain lit.
3. Within 5 seconds after the LEDs light up, press the
4. If the procedure in Step 3 succeeds, the unit will return to its normal operating mode.
5. If the procedure in Step 3 does not succeed, for example, if that series of key presses has not been completed within
5 seconds, Protection mode will remain in force.
5
6
The detection block of abnormalities
MAIN
microcomputer
E2PROM (Main)
The history of a LOCK mechanism of operation
BLANK GREEN
100mS 200mS
6
7
OUTPUT ENABLE
VIDEO
SIGNAL
POWER CONTROL
BLANK
1100mS
INPUT , and POWER keys, in that order.
PRO-1000HDI
7
8
POWER SUPPLY
REGULATER
SI - 8033JD
3. 3 V
HDMI Rx
SII9993CTG100
HDCP key
POWER SUPPLY
MODULE
8
A
B
C
D
E
F
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