Teac R-2, Service Manual

Page: 14 / 21

IC101
31
1
UPD78F0338
IC101
D
N
G
D
N
G
+ +
+ +
062-R2000001 062-R2000001
KOUGF 2005-9-17 KOUGF 2005-9-17 REV.01 FR-4 REV.01 FR-4
R-2 LCD DISPLAY PCB R-2 LCD DISPLAY PCB
G G
SCK1 SCK1
SO1 SO1
SI1 SI1
RES RES
+5v +5v
VPP VPP
BUZZ BUZZ
GND GND
+5V +5V
RENC2-B RENC2-B
RENC1-A RENC1-A
RENC1-B RENC1-B
PW/C PW/C
TU/ C TU/ C
KEY1 KEY1
KEY0 KEY0
ADPT ADPT
MUTE MUTE
LED LED
LED IN LED IN
VB VB
FIFI
E
C
E
C
T
S
T
S
U
T
U
T
A
D
A
D
L
C
L
C
R
E
P
R
E
P
T
V
T
V
RENC2-A RENC2-A
TU VCC TU VCC
C111 C111
C121 C121
C120
C120
30
1
L
30
1
L
C119 C119
C118 C118
D100 D100
3
41
R
3
41
R
R142 R142
ZD100 ZD100
R134 R134
R133 R133
2
31
R
2
31
R
R131 R131
0
31
R
0
31
R
R138 R138
R137
R137
R136
R136
R135 R135
9
21
R
9
21
R
R128 R128
Q101 Q101
CN102 CN102
C107 C107
R104 R104
R119 R119
71
1
R
71
1
R
R120 R120
R112 R112
R111 R111
R110 R110
R109 R109
R107 R107
R105 R105
R103 R103
R123 R123
R115 R115
20
1
R
20
1
R
10
1
R
10
1
R
R121 R121
R122 R122
R114 R114
31
1
R
31
1
R
Q102 Q102
LCD101 LCD101
30
1
N
C
30
1
N
C
10
1
W
C
10
1
W
C
C113 C113
C112 C112
C108 C108
C106 C106
20
1
C
20
1
C
40
1
C
40
1
C
30
1
C
30
1
C
C105 C105
10
1
C
10
1
C
R108 R108
4
21
R
4
21
R
5
21
R
5
21
R
R126 R126
R127 R127
R118 R118
10
1
T
X
10
1
T
X
R139 R139
C117 C117
C116
C116
C115 C115
C114 C114
10
1
L
10
1
L
L100 L100
30
1
Q
30
1
Q
R141 R141
R140 R140
DISPLAY PCB
R-2
14
COM COM B B
A A
A A B B
COM COM
D
N
G
C
C
V
D
EL
1
Y
E
K
0
Y
E
K
A-
1
N
C
E
R
B-
1
N
C
E
R
A-
2
N
C
E
R
B-
2
N
C
E
R
94-HB REV: 01
R-2
CONTROL PCB
062-R2000003
2005.08.24
C304
11
3
R
C303
C302
C301
CW301
SW316
MULTIDIAL
SW301
POWER
SW306
SNOOZE/SLEEP
SW307
SNOOZS/SLEEP
SW302
FUNCTION
SW303
PRESET
SW304
MEMORY
SW305
ALARM/CHECK
SW309
BASS
SW310
TREBLE
SW311
ALARM-1
SW312
ALARM-2
SW313
CLOCK/ADJUST
R302
R303 R304 R305
R306
R307
R308 R309
R310
LED301
BLUE
SW308
SNOOZE/SLEEP
SW315
VOLMUE
CONTROL PCB