Sch25_Rs232C & Trigger - Denon AVR-X3100W Service Manual

1 2 3
A
RS232C/TRIGGER
B
C
D
E
F
G
REMOTE3.3V
DGND
H
232O_MI
232I_MO
TRIGGER_1
1G
TRG+12V
TO G1 DGND
(TRG_GND->DGND For EMI)
RC_IN
FLASHER_IN_MZ
M3.3V
B/P_IRIN_DE
J
K
L
M
GND LINE POWER+ LINE POWER- LINE
ANALOG AUDIO
1
2 3
4 5 6 7
IC521
C5237 C5236
ILX3232D
0.1uF 10/50V
C5231 C5235
VCC
0.1uF C1+ 0.1uF
GND
DGND
D5231
OPEN
V+
T1_O R5234
TP
1K
C1-
R1_I R5233 TP
C2+ 1K
C5233
R1_O
D5232
OPEN
0.1uF C2-
C5234 T1_I
DGND
0.1uF V-
T2_I R5232
1K
T2_O
R5231 R2_O
R2_I
1K
2SA2166
Q5211
TP
TRG1_OUT
4.7k --> 1k
Q5212
CVTRT1N141C
DIGITAL AUDIO TMDS SIGNAL ANALOG VIDEO
4 5 6 7
8 9 10
IR / FLASHER
REMOTE IN(AVR ONLY)
3
TP
2
RS-232C
1
PJ-308-02
"F" OPTION
JK521
D227FD009S100BY/YUQIU
3
2 TP
1
PJ-308-02
"G" OPTION
D5256
KDS160RTKP
R5256
1K RC521
R5257
CRVHM336R
1K
TP
"H" OPTION
JK523
TRIGGER
OUT1
PJ-308-02
# TRIGGER JACK OPTION
<ANAM PN# / MFG PN# / Color>
JK523(TRGOUT1)
AVRX3100
CJJ2D019Z / PJ-308-02-RD / RED
STBY POWER
DIGITAL VIDEO
8 9 10
148
11 12 13 14
# Model Options
AVRX3100
F MOUNT
G PJ-308-02
H OPEN
Q5251
RT1P141C
Q5252
2SC3052
C5254 R5255
OPEN
100
C5255
OPEN
C5256
0.1uF
R5258
100
Q5253
RT1P441C
C5257
0.1uF
C5258
OPEN
C5259
OPEN
Q5254
OPEN
SCHEMATIC DIAGRAMS (25/33)
SCH25_RS232C & TRIGGER
11 12 13 14
15 16
A
B
C
D
E
F
G
H
J
K
L
M
15 16