Sony SDP-EP70 / SDP-EP90ES Service Manual ▷ View online
– 52 –
SDP-EP70/EP90ES
• Semiconductor
Location
D102
A-6
D103
B-5
D104
A-6
D107
B-6
D108
A-5
D109
B-5
D110
C-5
D111
C-7
D119
B-1
D120
B-1
D121
B-1
IC101
A-5
IC102
B-2
IC103
B-4
Q101
B-5
Q102
B-7
Q103
B-2
Q104
B-4
Q105
A-3
Q106
B-1
Q107
A-5
Q108
B-5
Ref. No.
Location
• Indication of transistor
C
These are omitted
E
B
– 53 –
SDP-EP70/EP90ES
4-14. SCHEMATIC DIAGRAM – CONTROL SW SECTION –
(Page 34)
(Page 29)
– 54 –
4-15. PRINTED WIRING BOARD – CONTROL SW SECTION –
• See page 16 for Circuit Boards Location.
• Indication of transistor
(Page 39)
(Page 39)
Q
C
These are omitted
E
B
– 55 –
Pin No.
Pin Name
I/O
Function
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
Reset input (Reset at “L”)
Crystal oscillation output (16 MHz)
Crystal oscillation input (16 MHz)
Normally connected to +5V
Normally connected to +5V
Normally connected to +5V
Normally connected to +5V
+5V power supply
Clock output to FL driver
Latch output to FL driver
Data output to FL driver
Ground
Clear output to FL driver
Not used
Clock output to EEPROM
Data input/output with to EEPROM
Remote control signal input
Data input from selector
Data input from selector
Select signal output to selector
Select signal output to selector
Select signal output to selector
Volume motor control (+) output
Volume motor control (–) output
Volume LED output
Data ready signal input from DSP56009
Data request signal output to DSP56009
Data output to DSP56009
Analog system +5V power supply
Master VR position detection input
LFE signal detection input
Fixed at “L”
Fixed at “L”
Fixed at “L”
Fixed at “L”
Fixed at “L”
Fixed at “L”
Analog system ground
Reset output to DSP56009
Data input from DSP56009
RESET
XTAL
EXTAL
MD1
MD0
NMI
STBY/FVPP
VCC
FL-CLK
FL-LAT
FL-DAT
GND
FL-CLR
(IN)
ROMCLK
ROMDAT
SIRCSI
DISPD0
DISPD1
DISPA2
DISPA1
DISPA0
VOLUM +
VOLUM –
VOLLED
M9MORQ
M9MOSS
M9MOSI
AVCC
AN0
AN1
AN2
AN3
AN4
AN5
AN6
AN7
AGND
M9MRES
M9MISO
I
O
I
I
I
I
I
–
O
O
O
–
O
–
O
I/O
I
I
I
O
O
O
O
O
O
I
O
O
–
I
I
I
I
I
I
I
I
–
O
I
4-16. IC PIN FUNCTIONS
• IC201 System Controller (HD64F3337YFLH16MAIN1)
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