Led Specifications - Pioneer PRV-LX10 Service Manual

1

7.1.3 LED SPECIFICATIONS

LED specifications
A
ST
Assy
LED
D9 HDD_IND
D10 V+5VSB
D11 V+5V
D12 V+3.3VD
D13 V+2.5VD
D19 V+5VSB_M
B
PWRB(POLY)
D24 FAN DET
Assy
(DWZ1129)
D25 PS_ON
C
FLKB(WYV/
−
RB) Assy
KEYB(WYV/
−
RB) Assy
USBB Assy
D681 USB_PWR
(DWZ1159)
DRV1B Assy
−
(DWZ1160)
DRV2B Assy
−
D
(DWZ1161)
D7619 V+9V
D7620 V+9A
JKIB Assy
(DWZ1126)
D7621 V-9A
D7622 V+5A
JKOB Assy
−
(DWZ1127)
HPVB Assy
D661 V+5HP
(DWZ1128)
422IBAssy
−
E
(DWZ1133)
D7925 V+12_LTC
JKDB Assy
D7926 V-12_LTC
(DWZ1134)
D7927 V+5D
F
122
1
2
Function
HDD access indicator In the process of accessing the HDD
Confirming STB +5 V power supply Outputting +5 VSB from ATX power supply
Confirming +5 V power supply Outputting +5 V from ATX power supply
Confirming +3.3 V power supply Outputting +3.3 V from IC201
Confirming +2.5 V power supply Outputting +2.5 V from IC101
Confirming STB +5 V power
Outputting +5 VSB from RY1
supply for MB
STB or normal operation (rotation) of
fans
A fan being stopped by the fan control
signal is not detected.
Confirming fan operation
Without an optional drive: Monitoring
the rear fan and the fan for Drive 1
With an optional drive: Monitoring the
rear fan and the fans for Drives 1 and 2
STB, or MB output set to H
When D25 is lit, D11/12/13 are not lit (ATX
power output disabled)
Sequences:
1. When the Power switch on the rear panel
Confirming PS_ON signal
from the MB output
2. When the STANDBY/ON button on the
Confirming the power supply
Outputting +5 V from PWRB RY2, supplying
to USBB
USB_PWR to USB terminals on the front panel
Outputting +9 V from AVIB IC3201
Confirming +9 V supply for video
Outputting +9 V from AVIB IC3203
Confirming +9 V supply for audio
Outputting -9 V from AVIB IC3204
Confirming -9 V supply for audio
Outputting +5 V from AVIB IC3202
Confirming +5 V supply for video
Confirming +5 V supply Outputting +5 V from JKIB IC7711
Outputting +12 V from MB via PCIB
Confirming +12 V supply for LTC
Outputting -12 V from MB via PCIB
Confirming -12 V supply for LTC
Confirming +5 V supply Outputting +5 V from MB via PCIB
PRV-LX10
2
3
Operation while the LED
is lit/remarks
is turned ON, D10, D24, and D25 light.
front panel is set to ON, D19 lights, D25
is extinguished, D11, D12, and D13 light,
then USBB D681 lights.
3
4
Checker
Monitor Point
Chip
−
−
−
−
−
−
−
−
−
−
−
4