Sanyo PLC-WXU700A - System Control

-54-
Chassis Block Diagrams
S_SW
S_SW
POWER
LAMP BALLAST
LAMP COVER
IC5031
AUDIO-OUT
<LM4889>
IC5001
AUDIO-CONTOL
<NJW1156>
IC1802
I/O EXPANDER
RC RECEIVER
POWER SUPPLY
SW901 LAMP COVER SWITCH
P.F. CONTROL
S-VIDEO
SP901
SPEAKER
MUTE
LAMPDC_ON
RC
MAIN
Q6842
FAN_CON_A
FAN_CON_B
65
176
R/C
1 13
4
ON:H ON:H ON:H ON:H
ERROR:H
P-ON:H
PC1:L
P.Fail:L
10
5
2
6
8
1
6
4
2 1
1
Mute On:H
Mute On:H
Power On:H
Power On:H
Power On:H Power On:H Power On:H
Power On:L
L/R
VOLUME
36
PWR_LED
BLAST_AC
BALAST_AC
FAN_ERR
LAMPREP_LED
ON_3.3V
ON_15V
438
37
147
253 35
FAN_SW2
CABLE_SW
WARNING_LED
ON_5VA
135
339
252
P_FAIL_MCI
61
POWER_ON_MCI
50
MCI_ON
48
148
P_FAIL
P_FAIL
FAN_SW1
FAN_SW2 FAN_SW1
LAMPDC_ON
READY_LED
281
P.Fail:L
P_FAIL_FAN
P_FAIL_FAN
68
306
20
349
TXD1
RXD1
MUTE
KEY1
356
445
350
178
KEY2
67
387 292
IC301
SCALER <PW392>
Q6844 Q6843
D6832
D6006
D6003
D6004
D6831
D6833
Q5036
OUT_DET
Mute On:H
Q5034
Q6841
WARNING
LAMP REPLACE
READY
IC4891
NAND
2
13
1
10
IC9882
INVERTER
K8R
K8F
K6R
11
K8S
3 1
K8H
4 5 1
K8D K29D
3
S5V
FAN
CONTROL
CIRCUIT
NETOWRK
(MCI)
FAN_CON_C
66
KEY SWITCH
SCL1_5V/SDA1_5V
W_R/C
W_R/C_SW1
W/RC
IC891
INVERTER
<MH74LVC>
IC892
<SELECTOR>
DDC_SW4
387
IC3851
G-SENSOR
<MXA2500>
2,5
69,180
RC
WIRE_RC
IC6002
SUB CPU
PIC_READY_LED
PIC_LAMP_LED
PIC_POWER_LED
18
19 17
12
RC_MCU
RC_MCU
RCMCU
System control