Accuphase C-2810 Service Information page 36

to SWITCH K1
VCC
TM2
TM1
314-0539-04 314-0539-04
D1
SEL2610C
S1 S2 S3 S4
354-1107-00 354-1107-00 354-1107-00 354-1107-00
1 2 1 2 1 2 1
3 4 3 4 3 4 3
PHASE MODE DISPLAY
to LOGIC K3
6 /LED_A
/LED_A
5 /LED_B
/LED_B
4 /LED_C
/LED_C
3 LED_1
/LED_1
2 LED_2
/LED_2
1 LED_3
/LED_3
K1
307-0609-00
VCC VCC VCC VCC VCC VCC VCC
D1 D2 D3 D4 D5 D6
SEL2610C SEL2610C SEL2610C SEL2610C SEL2610C
SEL5220S
VCC
C3
R3
100n
100k
T A C T S W I T C H A S S ' Y ( 7 1 6 - 0 7 5 6 - 0 0 )
TM3 TM4
314-0539-04 314-0539-04
D2 D3
SEL2610C SEL2610C
S5 S6 S7
354-1107-00 354-1107-00 354-1107-00
2 1 2 1 2 1 2
4 3 4 3 4 3 4
FILTER OFF COMP1 COMP2
IC1
NJL62H380A
VCC
R2
47
C1
47u
6.3V
D7
SEL2610C
100k
RA1
RD92AK07C_18
VCC
D I S P L A Y A S S ' Y ( 7 2 3 - 0 1 2 5 - 0 0 )
VCC
C4
100n
IC2 IC3
HCMS-2971 HCMS-2971
VCC VCC
TM6
TM5
314-0539-04 314-0539-04
D4 D5 D6
SEL2610C SEL2610C SEL2610C
S8 S9 S10
354-1107-00 354-1107-00 354-1107-00
1 2 1 2 1 2
3 4 3 4 3 4
MC10 MC30 MC100
K2
307-3001-00
VCC VCC
C2
220u
6.3V
308-0209-00
K3
VCC VCC 1
DGND
/SW_ATN 2
/SW_ATN
D9
D8
SDPW3DG0B0-J
HZ3CLL
Q1
2SC2458_ -GR
R4
R5
3.3k 62
to ATT. K1