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4
4
i
Semi. name
KRC-1054R
CIRCUIT DESCRIPTION
Use and function
Operation
EQ mute inverter
T.ADV circuit inverter
MONO/ST SW
+B SW for sync n-COM
AVR SW for sub motor
For IC8.
Q3
Q3
Q3
Q3
Q40
Q41
6
7
8
9
Q25
XDA124EK
Q26
2SC2412K
027
DTC144EK
Q28
DTB123YK
Q29
2SC2412K
Q30
2SA1408 (O)
gst
Q32
XDC124EK
033
Q34
Q35
AVR drive for sub motor
KICK SW
For IC8.
S-RAM CE1 control
25B81370F8
ILLUM AVR SW
DTC144EK
[LLUM AVR control
2SB1370F8
5V AVR SW
Logic circuitry of u-COM, etc.
2SC2412K
5V AVR control
Logic circuitry of u-COM, etc.
Power on 5V drive
8V AVR SW
8V AVR drive
For IC8
Inhibits read from or write to S-RAM while power is OFF.
For the moment the power is switched ON.
Remove 5V SW
Q42
043
2SA1036K
Q44
28C2412K
Remove 5V drive
Q45~47
| 2SA1037K
E.VOL. data shifter
Q51
Q52, 54
Q53, 55
XDC144EK
XDA124EK
Q57
XDC144EK
25C2412K
2SA1037K
XDC124EK
XDA124EK
2SA1428
DTC114EK
Q59
Q61
XDC124EK
Smail in inverter
PWR on 5V SW
DSI indicator SW
Mute drive
Mute drive
Motor +B SW
Motor +B drive
Q64,65
| 2SC2412K
Reel pulse buff
2SA1428
Amver +B SW
2SA1428
~| Green +B SW
DTD123YK
Dimmer SW
Green dimmer SW
DTD123YK
XDC144EK
For the case in which SMALL is input.
Amver +B drive
XDC144EK
Green +B drive
OTA144EK
Green dimmer drive
2SC2411K
PAN 5V SW
DTA144EK
PAN 5V drive
For the case in which the panel is attached.
XDC124EK
PAN 5V control
DTA144EK
Manual reset SW
XDC144EK
Manual reset SW
XDC124EK
Current detect reset SW
28C2412K
EX. reset SW
28C2411K
LCD lamp SW
DTA144EK
AFC SW
2SC2412K
AFC SW
2SC2412K
CRSC SW
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