Yamaha DM2000 Service Manual

75
DM2000
TLC2932IPWR (XV064A00)
DSP: IC061, 063
PLL
LTC1735CS (X2005A00)
BRG: IC003
DSP: IC961, 962
DC-DC Converter
1
2
3
4
5
6
7
LOGIC V DD
SELECT
VCO OUT
F
IN -A
F
IN -B
PFD OUT
LOGIC GND
14
13
12
11
10
9
8
VCO V DD
R BIAS
V COIN
VCO GND
VCO INHBIT
PFD INHIBIT
NC
7
LOGIC GND
4
F
IN -A
6
PFD OUT
12
V
COIN
13
R
BIAS
11
VCO GND
8
NC
1
LOGIC V
DD
5
F
IN -B
CHARGE PUMPDETECTOR
9
PFD INHIBIT
10
VCO INHBIT
14
VCO V
DD
3
VCO OUT
2
SELECT
BLAS CONTROL
VCO OUTPUT
MUX
1/2
C OSC
RUN/SS
I
TH
FCB
SGND
V
OSENSE
SENSE
-
SENSE
+
TG
BOOST
SW
V
IN
INTV CC
BG
PGND
EXTV
CC
1
2
3
4
5
6
7
16
15
14
13
12
11
10
8
9
Cosc
V
OSENSE
V FB
V IN
INTV CC
V IN
C B
D 1
D B
C IN
V SEC
C SEC
V OUT
C OUT
R SENSE
INTV CC
C INTV CC
EXTV CC
V IN
IREV BOT
4(V
FB )
INTV
CC
BG
PGND
C
SS C c
R c
R2R1
Cosc
1
6
23 87 910
11
12
15
16
14
OSC
SYNC
1.2V
FORCE BOT
BOOST
TG
SW
TOP
BOT
TOP ON
DROP
OUT
DET
5.2V
LDO
REG
RUN
SOFT-
START
+
OVER-
CURRENT
LATCHOFF
SWITCH
LOGIC
S
R
Q
0.8V
0.8V
REF
UVL
FC
FCB
SGND
F
0.17µA
1.2µA
6V
RUN/SS
5D
0.86V
ICMP
BURST
DISABLE
FC
SLOPE COMP
0V
EA
0.86V 0.55V
2.4V
4.7V
30k 30k
3mV
SENSE
-
SENSE
+
2k
45k
45k
B
SD
VV
0.8V
C
-
+
-
+
+
+
+
-
+
-
+
+
-++
+
-
-
-
+
54
13
-
+
I 2 I 1
-
+
-
+
A
BUFFERED
I
TH
I TH

Yamaha DM2000 Specifications

General

Type	Digital Mixing Console
Channels	96
Sampling Rate	44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz
Bit Depth	24-bit
Aux Sends	12
Matrix	8 x 8
EQ Bands	4-band parametric
Word Clock	Yes
Effects	Internal Effects Processors
Digital I/O	AES/EBU, ADAT
Display	LCD