Sanyo PLC-WXU300 - System Control Block Diagram; System Control Details

-56-
Chassis Block Diagrams
POWER
LAMP BALLAST
AUDIO-OUT
IC001
TPA3123D2P
IC5001
AUDIO-CONTOL
<NJW1156>
RC RECEIVER
POWER SUPPLY
SW901 LAMP COVER SWITCH
P.F. CONTROL
SP901
SPEAKER
MUTE
LAMPDC_ON
RC A2901
MAIN
IC9882
INVERTER
<74LVC14APW>
3
4
ON:H ON:H ON:H
ERROR:H
P-ON:H
P.Fail:L
ON:H
6 8
1
2
4
Mute On:H
Mute On:H
Power On:L
L/R
VOLUME
POWER_LED
FAN_ERR
TEMP_LED
438
252
LAMP_DET
439
19
12
13
18 17
15
16
READY_LED
P_FAIL
281
FAN_SW1
FAN_SW1
306
Power On:H
LAMP_DC_ON
20
349
CHO_TXD
CHO_RXD
CHO_TXD
R/C_MCU
CHO_RXD
MUTE
KEY1
350
178
KEY2
67
POW_KEY
R/C
SCL1/SDA1 SCL2/SDA2
34 292
PW_RXD
386
PW_TXD
291
355,444
SCL0/SDA0
41,154 153,258
FAN_CON_A
65
FAN_CON_B
176
IC301
SYSTEM CONTROL
D6833
D6832
Q5035
Q6845
Q6844
WARNING
POWER
READY
IC4891
NAND
2
13
1 10
2 K8R
K8S
2 1
K8H
4 5 1
K8D K29D
3
3.3V_STB
FAN
CONTROL
CIRCUIT
KEY SWITCH
SCL1_5V/SDA1_5V
2
K8F
K9602
1 3
LAMP_DET
FAN_CON_C
66
PW_UPDATE
146
356 445
32
31
PW_NMCLR
134
PW_NET_H/L
139 3
1 7
P_FAIL_LAN
68
IC8801
LANControl
POWER_ON-LAN
29
K40B Control Port
Q5751
3.3V_STB
TPIN +
TPIN -
TPOUT +
TPOUT -
LED_A LED_B
TXD_MCI RXD_MCI
RJ45
Fail:H
Q8902
Q037
(From AV Unit)
IC9882
INVERTER
LAMP_SCI
PIC_LAMP_LED
PIC_READY_LED
PIC_POWER_LED
IC9885
SUB CPU
POWER_KEY
14
23
24 50 51 46
47
147
ON:H
LAMP_LED
D6831
LAMP REPLACE
OUT_DET
System control