Roland JC-40 Service Notes page 25

Nov. 2015
fig.d-main-3.eps@R
9
P/S
6
SMUTE/CSN
7
ACKS/CCLK
8
DIF0/CDTI
1
MCK MCLK
4
LRCK LRCK
2
BCK BICK
3
DA0L SDTI
5
PDN_CODEC PDN
IC30
AK4384ET-E2
9
P/S
6
SMUTE/CSN
7
ACKS/CCLK
8
DIF0/CDTI
1
MCK MCLK
4
LRCK LRCK
2
BCK BICK
3
DA0R SDTI
5
PDN_CODEC PDN
IC31
AK4384ET-E2
JC-40 WIRING W7 (1015#22-ORG)
CN9
SPEAKER RIGHT
CN11
JC-40 WIRING W8 (1015#22-BRN)
0.25W
R250
10
C30
1uF
PG1
SP-COMMON
CN12
JC-40 WIRING W5 (1015#22-RED)
SPEAKER LEFT
CN13
JC-40 WIRING W6 (1015#22-BLK)
0.25W
R64 R251
1k 10
C31
1%
1uF
PG2
SP-COMMON
A+5V
R45 C29
33k
R42
0
10uF16V
R41
1%
5.6k
R59 1k
F (1%)
C10 0.1uF AG C48 C49 120pF
1%
1500pF
6
R74 1k
11 5
AOUTL
16
R43 1%
DZFL
5.6k
R44 NJM4580M(TE2)
F (1%)
33k
1%
10
AOUTR
15
DZFR
AG
12
VCOM
A+8V
C46
0.1uF
IC9
AG
NJM4580M(TE2)
A+5V
A-8V
R101 C124
33k
R29
0
10uF16V
R7
1%
5.6k
120pF
R102 1k
C152
F (1%)
C112 0.1uF AG C129
1%
1500pF
2
R103 1k
11 3
AOUTL
16
R97 1%
DZFL
5.6k
R100
F (1%) NJM4580M(TE2)
33k
1%
10
AOUTR
15
DZFR
AG
12
VCOM
C125
0.1uF
AG
CPU_MUTE_P-AMP
C25 C28
0.1uF 0.1uF
AG DG
AG
7
MAIN_SIG_L
IC9
C24
0.1uF
C9
AG
0.1uF
1
MAIN_SIG_R
IC9
MUTE
1SS355 TE-17(PB FREE)
D45
A-8V
A+8V
1
B
1
B R122
Q12
22k
DTA114EMT2L
1
B
Q19
R21
2SC4116SU-GR.LF(D
22k
DG
DG
SPEAKER_MUTE
A+8V
MUTE_FET
Q25
2SC4116SU-GR.LF(D
A-8V
JC-40
25