Pioneer XV-HA5 Service Manual page 80

1
Display Only Power ON
Elapsed time
A
Internal (Time elapsed
STEP
function after start of
Power ON)
STEP0 sy_ponlowp
STEP1 sy_pon1
STEP2 sy_pon2
STEP3 sy_pon3
B
STEP4 sy_pon4
Possible Fail-safe at Power ON
<<Detection of abnormity in PROTECT terminal (22P) >>... For the detailed specification of PROTECT, see the section 7.1.9.
When this terminal detects a failed state, the machine will stand by automatically 2 seconds after the system Power ON.
Then, the TIMER indicator will flash on and off.
<<Detection of abnormity in 3.3 DETECT terminal (17P) >>...For the detailed specification of PROTECT, see the section 7.1.9.
When this terminal detects a failed state, the machine will stand by automatically 2 seconds after the system Power ON.
Then, the TIMER indicator will flash on and off.
C
<<Failure in BUS communication>>
• Defect in communication with DVD
After start of BUS communication, if proper communication is not conducted for 4.3 seconds in a row, the DVDRESET
terminal (93P) will be set to the limited time "L".
• Defect in communication with MD
After start of BUS communication, if proper communication is not conducted for 2.5 seconds in a row, the MDRESET
terminal (35P) will be set to the limited time "L".
D
E
F
80
1
2
Contents of Control
Start of Power ON
0ms
•
All Mute On
60ms
120ms Start of power supply to LCD driver, etc.
240ms Start of data transfer of LCD driver
570ms
2
3
SYSPOW(41P) L
SYSPOW2(92P) L
Start of LCDDAT(26P) communication control
Start of LCDCS(27P) communication control
Start of LCDCLK(28P) communication control
XV-HA5
3
4
Major control terminal
→
H
→
H
4