Njack Assy - Pioneer MEP-7000 Service Manual

1

10.21 NJACK ASSY

A
M
NJACK ASSY (DWX2708)
B
CN2201
SLW24S-1C7
147
(PC)
C2257
1000p
C2258
CH
100p
C2288
JGND
1000p
CH
C2289
100p
FGND
C
JGND
D2207
HZM6R2ZMWA
CH
(V)
CH
D
FGND
CH
CH
NAGND
JGND
FGND
JA2200
AKB7175-A
(VIDEO PINJACK)
MONITOR OUT
E
INPUT
USB TYPE B DC 5V from DJACK ASSY
(V+USB5D) (V+DCIN5D)
F
M
180
1
2
L
2/5
CN702
C2285
1000p
NDGND
VA2200 VA2201
EZJZ1V270RM EZJZ1V270RM
FGND
C2228
220p
C2230
1000p
C2229
100p
C2290
D2205
NM
HZM6R2ZMWA
C2203
0.01u
C2269
100p
C2227
C2268
1000p 1000p
C2267 FGND C2226
220p V+USB5D
(PC) 100p
C2266
C2291
10u
10u
CN2202
DKN1237-A
TO USB TYPE B
SW OUTPUT
FET 1
FET 2
V+BUS5D
(V+8D) (Q2201)
(Q2202)
Non-Voltage
OFF OFF
Non-Voltage
OFF OFF
Non-Voltage
OFF OFF
OFF OFF Non-Voltage
V+USB5D
ON OFF
V+DCIN5D
OFF ON
V+USB5D &
ON ON
V+DCIN5D
OFF ON V+DCIN5D
V+USB5D
ON OFF
2
3
V+BUS5D
NM
C2259
NM
C2255
C2260
C2256
NM
NM
FGND
JGND
NDGND
FGND
114
FGND
D2204
HZM6R2ZMWA
FGND
CH
C2235
1000p
CH
V+BUS5D
C2274
100p
C2293
1u
FGND JGND
notes
JGND
V+USB5D = V+DCIN5D
(V)
: Video Signal
V+USB5D < V+DCIN5D
(0.1V over)
V+USB5D > V+DCIN5D (PC)
(0.1V over) : PC Terminal Signal
MEP-7000
3
4
V+8D
NM
C2253
C2254
NM
FGND
NDGND
V+DCIN5D
115
116
Q2205
RT1N144M
Q2206
RT1N144M
JGND JGND
V+8D
V+BUS5D
V+BUS5D
V+USB5D
IC2204
R2246
1 8
10k OUTPUT1
V
2 7
-INPUT1 OUTPUT2
3 6
R2247
+INPUT1 -INPUT2
4 5
10k GND
+INPUT2
NJM2903M
JGND
COMPARATOR
JGND
4
V+USB5D
1
Q2203
Q2204 RT1N144M
RT1N144M
JGND JGND
V+8D
V+DCIN5D V+BUS
0.1u
C2240
JGND
D2213
1SS352
R2249
10k
R2250
10k
JGND JGND