Yamaha PDM-4210, Руководство по обслуживанию

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PDM-4210
32
Vs(=70+10xVva)
+12V
+10V
+5V
STBY+5V
STBY+3.3V
Va(=30+20xVrs)
SW Reg.
STBY+5V
POWER SUPPLY UNIT
(Primary) (Secondary)
+30V
PFC
AC INLET
WITH
NOISE
FILTER
SW PWB
FILTER PWB
Reg.
STBY+3.3V
RELAY
SW
CPU
for P.S.U.
SW Reg.
Vs
SW Reg.
VCC
SW.Reg.
Va
Reg.
+5V
FORMATTER PWB
FC4
LVDS
Transmitter
D+1.8V
D+3.3V
A+6V
JOINT PWB
<IH101> SI-8050JF
+6V Reg.
<IF08> SI-3018KM
D+1.8V Reg.
<IF07>
SI-3033C
D+3.3V Reg.
<IF06>
SI-3033C
D+3.3V Reg.
LED IR
LED/RECEIVER PWB TACT SW PWB
CPU
Sub
CPU
Main
SPRLY
MUTE
SCL2
SDA2
Lch IN
Rch IN
<IC401>
NJW1136
MASTER VOL.
BALANCE
BASS
TREBLE CONT.
SURR.ON/OFF
<IC402>
NJM2192AM
TRUBASS
MUTE
RELAY
<IC404>
TA2021B
DIGITAL
POWER AMP
+12V
<I403> BU4052
TRUBASS CONT.
AUDIO PWB
MUTE DRIVE
RELAY DRIVE
LED OFF
RELAY
MUTE
SP OUT Lch
SP OUT Rch
+12V +12V
LED OFF
DTC.
PW1 CHASSIS CIRCUIT BLOCK DIAGRAM
MAIN L/R
MAIN Y/P
B
/P
R
SUB HD/VD
MAIN HD/VD
SUB Y/P
B
/P
R
Y-SUS.
Board
X-SUS.
Board
X Sustain
Circuit
Y Sustain
Circuit
PDP PANEL MODULE
Address Driver
Scan
Driver
Driver Controller LVDS Receiver
Signal Controller
Data Controller
LOGIC Board
Scan
Driver
RGB2
D-sub 15
RGB1
DVI-D
RGB2
Audio IN
RGB1
Audio IN
TMDS
SW