Read Sony MEX-DV1100 / MEX-DV2100 Service Manual online
MEX-DV1100/DV2100
MEX-DV1100/DV2100
20
20
5-3. BLOCK DIAGRAM - PANEL/POWER SUPPLY Section -
SYSTEM CONTROLLER
IC501 (3/3)
B/U B+
B/U +5V
B/U +3.3V
M901
(FAN)
FL900
FLUORESCENT
INDICATOR TUBE
DIO
CLK
CS
1G – 3G
VH
GRID 1 – GRID 3
GRID DRIVE
Q993 – Q991
VH+12V
RESET
F+
VDD
D+3.3V
D982
DISP_SO
3
DISP_CKO
5
DISP_SI
4
KEYACK0
88
KEYACK1
87
RE_0
89
RE_1
90
SIRCS
S502
(FRONT PANEL DETECT)
78 NOSE_SW
34 REG5
91
DOOR_SW
93
UNISO
99
UNISI
98
UNICKO
100
BUS_ON
76
SYSRST
77
BU_IN
73
TEMP
XOUT
80
DATA
DATA IN
6
9
CLK
4
BUS ON
1
RST
2
BATT
3
RC_1
65
RC_0
86
84, 85
KEYIN0, KEYIN1
S201, 901 – 904,
S906 – 917,
RE901 (1/2)
RE901 (1/2)
ROTARY
ENCODER
CNJ903
(REMOTE IN)
REMOTE CONTROL
RECEIVER
IC971
CN901
18
CN201
18
C
DOOR_SW
TH501
B/U B+
SONY BUS INTERFACE
(FOR SONY BUS)
IC603
CN602
(BUS CONTROL IN)
5
4
B-DATA
B-CLK
6
BUS-ON
2
RESET
7
+BATT
TH601
D604
D606
BATTERY
DETECT
Q604
DATA OUT 8
CLK IN 11
BUS ON 12
RESET 13
TELLATT 66
BU_IN 10
11
XIN
13
X502
6MHz
X501
32.768kHz
XCOUT
9
XCIN
8
37 REG2
B+
CN801 (2/2)
19
ANT-R
6
ACC
PARKING
7
15
ILL
TEL-MUTE
14
13
LEVEL SHIFT
Q803
ILLIN 64
ILLUMINATION
CHECK
Q804
ACCIN 68
RESET 10
FAN 2
FSW_OUT 70
3.3V_ON 74
ACCESSORY
CHECK
Q802
D811
PARKING 67
D818
D822
D810
(DV2100)
FAN MOTOR
DRIVE
Q901 – 903
DOOR_IND 92
M
VP 35
SW2 27
AMP-R
5
D809
SW1 29
LED901 – 904,
LED906 – 917,
LED906 – 917,
LED941 – 944
(KEY ILLUMINATION)
LED201
(DISC SLOT ILLUMINATION)
LED202
+3.3V
REGULATOR
IC503
VH+12V
D+3.3V
+12V
REGULATOR
IC405
AUDIO +8.3V
DAC +5V
30 REG1
+5V
REGULATOR
IC804
TU +5V
+5V
REGULATOR
Q201
A +5V, DR+5V
VIDEO +3.3V
33 REG4
+3.3V
REGULATOR
IC5
D +1.8V
+1.8V
REGULATOR
IC101
RESET SIGNAL
GENERATOR
IC502
S501
RESET
REGULATOR
IC802 (2/2)
LED DRIVE
Q401, 402
AUDIO–8.3V
–8.3V
REGULATOR
Q805, 806
PANEL+3.3V
B+ SWITCH
Q403, 405
FL_ON 69
;
V_IN 1
2
6
SW
RT
FSW_IN 1
7
EN
OSC
Q404
DC/DC CONVERTER
IC601
VCC 8
DTC 1
5 OUT
11 VREF
SWITCHING REGULATOR
IC803
10
CTL
PUSH SOUND/
ENTER
RE901 (2/2)
(Page 19)
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