Pioneer MEP-7000 Service Manual

188
MEP-7000
1
2 3 4
A
B
C
D
E
F
1
2 3 4
10.27 OELB ASSY
S
S
CN2603
P
S
OELB ASSY (DWX2714)
V+14D
V+5D
OEL_MCLK
1.25MHz
OEL_DATA
OEL_DATA
OEL_CMD#
OEL_CMD#
OEL_RST#
OEL_RST#
OEL_CS#
OEL_CS#
OEL_CLK
OEL_CLK
NDGND
NDGND
NDGND
NDGND
NDGND
C2313
0.22u
C2311
0.1u
NDGND
NDGND
R2308
22
V+8R5D
V+5D
V+5D
V+14D
V+8R5D
V+14D
V+14D
Q2300
2SC4617(QRS)
Q2301
2SC2411K(QR)
R2312
27k
R2313
47k
R2314
68k
R2315
NM
R2316
NM
R2317
3.9k
NDGND
NDGND
C2301
CCG1192-A
10u
C2300
0.33u
C2306
0.1u
C2305
0.1u
R2310
0
CCX1037-A
TH2300
C2316
1u
CN2300
1
2
3
4
5
6
7
8
9
10
11
12
13
NM
IC2302
1
1
N.C.
2
2
VSSK
3
3
IREF
4
4
CVDL
5
5
N.C.
6
6
VKH
7
7
VAH
8
8
VAL
9
9
VSSA
10
10
X1
11
11
VSSD
12
12
XO
13
13
REGS
14
14
IFSEL
15
15
N.C.
16
16
VDD
17
17
XCS
18
18
XREF
19
19
XCMD
20
20
SCL
21
21
SI_RX
22
22
SO_TX
23
23
VSSD
24
24
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24 N.C.
R2324
0
R2323
0
R2322
0
NDGND
C2318 33p C2319
33p
C2320
33p
C2322
33p
C2310
470p
R2303
22k
R2306
30k
C2321 0.01u
8.5V REG
CONTROLLER DISPLAY A/B
OEL PANEL MODULE MXS8237-A
Manual soldering
(Flying Reed Contact)
D
D
CH CH CH CH
NOTES
NM
RS1/16S***J
CKSRYB & CKSQYB
means STANDBY
RESISTOR
CAPACITOR
CH
CCSRCH
RS1/16SE****D
Dummy
GND(Cathode Driver)
The refference current
Internal logic voltage
Dummy
The power supply for cathode driver
The power supply for anode driver
The low voltage for anode driver
GND(Analog)
Clock inputs
GND(logic)
For Ceramics osillation mode , outputs
Intemal logic voltage is s
Synchronous / asynchronous interface is selected
Dummy
The power supply for logic
The data enable (chip select) sygnal
The reset sygnal
The command select sygnal
Clock for serial interface
Receive data for serial interface
Transmit data for serial interface
GND(logic)
Dummy
D
NDGND
CIRCUIT GND
CKSQYF
YF
YF
YF
YF
VKN1939-A
190
191
144
133
145
146

Pioneer MEP-7000 Specifications

General

Frequency range	4 - 20000 Hz
Channels quantity	- channels
Digital sound processing	- bit
Total Harmonic Distortion (THD)	0.006 %
Dimensions (WxDxH)	483 x 325 x 91 mm
Power consumption (typical)	33 W

Weight and Dimensions

Weight	6100 g