Main/Power Section - Sony TAM-R2ES Service Manual

– MAIN/POWER SECTION –
IC403
SELECTOR
15 Y
J401
Q400,407,410
1 Y1
SWITCH
OUT
14
X
IR REMOTE
13 X1
IN
J400
10
D400
IC402
IR SIG IN
1
TA-MR2ES
S400
IR ID
ID0
ID1
ID2
ID3
IR
LEARNING
3.3V
S404-406
TACT
SWITCH
S402,403,407
TACT
SWITCH
AUTO POWER SELECTOE
12V TRIGGER IR IN AUDIO SENSING
X0 12
+12V
11
IC404
I/O CONTROL
8
13 VCC
12
9
10
Q406
11
CONTROL
6
3
5
4
1
2
J402
Q401
SWITCH
IN
+3.3V
12VTRIGGER
Q402,403
+12V
SWITCH
OUT
J403
+3.3V
RV350
RV300
L ATTENUATOR R
IC400(2/2)
SYSTEM CONTROLLOR
Q408
LED2 37
LED DRIVE
50 IR LEARNING
54 ID1
Q409
LED1 38
LED DRIVE
57 ID2
55 ID3
Q415
LED0 39
LED DRIVE
59
ID4
3 A/DO
4 A/DI
POWER RELAY 43
34 AUDIO MODE
35
12V MODE
33 IR MODE
SDA 46
5
IC401
8bit
EEPROM
53 IRSIG OUT 6
SCL 47
22
X0
X400
+3.3V
12.5MHz
X1 23
58
CARRIER FREQUENCY
14 IR SIGIN
41
12V TRIG IN
RESET 19
Q404,405
Q411-413
42
12V TRIG OUT
RESET
STOP 16
5 VOL A/D L
6 VOL A/D R
7 7
D406
IN USE
D405
IN USE
D404
ON
Q202
RELAY DRIVE
D201
+32V
–32V
Q200
RELAY DRIVE
IC201
1
+5V 3
+5V REG
3 5
IC204
D210-213
+3.3V REG
RECT
8 6
Q206
REG
D202-204,
IC200
+12V 3 1 D209
+12V REG
RECT
D214-D217
IC203
+15V
+15V REG
IC202
-15V
-15V REG
TA-MR2ES
T900
RY200 POWER TRANSFORMER
+6V
RY201
D218
Q204,205
CONTROL
D207
D208
F900
AC
IN