Sony XR-CA360EE Service Manual ▷ View online
21
XR-CA360EE
5-7.
IC PIN FUNCTION DESCRIPTION
•
MAIN BOARD IC1 MN101C49HEA (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
VREF –
—
Reference voltage (0V) terminal (for A/D converter)
2
VSM
I
FM and AM signal meter voltage detection input from the tuner unit (A/D input)
3 to 6
NC
I
Not used
7
QUALITY
I
Not used
8
MPTH
I
Not used
9
NC
I
Not used
10
VREF +
—
Reference voltage (+5V) terminal (for A/D converter)
11
VDD
—
Power supply terminal (+5V)
12
OSC2
O
Main system clock output terminal (18.432 MHz)
13
OSC1
I
Main system clock input terminal (18.432 MHz)
14
VSS
—
Ground terminal
15
XI
I
Sub system clock input terminal (32.768 kHz)
16
XO
O
Sub system clock output terminal (32.768 kHz)
17
MMOD
I
Setting terminal for the single chip mode “L”: single chip (fixed at “L” in this set)
18
LCD-SO (TX)
O
LCD serial data output to the liquid crystal display driver
19
LCD-SI (RX)
I
LCD serial data input from the liquid crystal display driver
20
LCD-CKO
O
LCD serial transfer clock signal output to the liquid crystal display driver
21 to 23
NC
O
Not used
24
SYS-RES
O
System reset signal output to the SONY bus interface “L”: reset
25
BUS-ON
O
Bus interface control signal output to the SONY bus interface “L”: uni-link on
26
KEYACK
I
Key acknowledge signal detection input from the liquid crystal display driver
27
DAVN
I
Not used
28
BU-IN
I
Battery detection signal input from the bus interface and battery detect circuit
“L” is input at low voltage
“L” is input at low voltage
29
NC
I
Not used
30
TU-ATTIN
I
Tuner muting on/off control signal input from the tuner unit “L”: muting on
31, 32
NC
I
Not used
33
RESET
I
System reset signal input from the reset signal generator and reset switch “L”: reset
“L”is input for several 100 msec after power on, then it changes to “H”
“L”is input for several 100 msec after power on, then it changes to “H”
34
NC
O
Not used
35
BEEP
O
Beep sound drive signal output to the power amplifier “H”: beep on
36
POWER-ON
O
Main system power supply on/off control signal output “H”: power on
37
ILL-IN
I
Illuminate line detection signal input terminal “L”: ill on Not used
38
ACC-IN
I
Accessory detection signal input “L”: accessory on
“H” is input for several 200 msec after accessory on, then it changes to “L”
“H” is input for several 200 msec after accessory on, then it changes to “L”
39
NC
O
Not used
40
TEL-ATT
I
Telephone muting signal input terminal At input of “H”, the signal is attenuated by –20 dB
Not used
Not used
41
NCI
I
Not used
42
BUS-SO
O
Serial data output to the SONY bus interface
43
BUS-SI
I
Serial data input from the SONY bus interface
44
BUS-CKO
O
Serial data transfer clock signal output to the SONY bus interface
45
I2C-SIO
I/O
Two-way data bus with the tuner unit and electrical volume
46
NC
O
Not used
47
I2C-CKO
O
Serial data transfer clock signal output to the tuner unit and electrical volume
48
AMP-ON
O
Standby on/off control signal output to the power amplifier
“L”: standby mode, “H”: amplifier on
“L”: standby mode, “H”: amplifier on
49
AMP-ATT
O
Muting on/off control signal output to the power amplifier “L”: muting on
22
XR-CA360EE
Pin No.
Pin Name
I/O
Description
50
ATT
O
Audio line muting on/off control signal output “H”: muting on
51 to 53
NC
O
Not used
54
TU-ATT
O
Tuner muting on/off control signal output to the tuner unit “L”: muting on
55, 56
NC
O
Not used
57
LO/DX
O
Local/DX selection signal output terminal “L”: DX, “H”: local Not used
58
TU-ON
O
Tuner system power supply on/off control signal output “H”: tuner power on
59
VOL-ATT
O
Electrical volume muting on/off control signal output to the electrical volume “L”: muting on
60
FM-ON
O
FM system power supply on/off control signal output terminal
“H”: FM power on Not used
“H”: FM power on Not used
61
AM-ON
O
AM system power supply on/off control signal output terminal
“H”: AM power on Not used
“H”: AM power on Not used
62
NC
O
Not used
63
LCD-RES
O
LCD reset signal output to the liquid crystal display driver “L”: reset
64
LCD-CE
O
Chip enable signal output to the liquid crystal display driver “H” active
65
FLASH-W
I
Internal flash memory data write mode detection signal input
“L”: data write mode Normally: fixed at “H”
“L”: data write mode Normally: fixed at “H”
66
TEST-IN
I
Setting terminal for the test mode “L”: test mode Normally: fixed at “H”
67 to 73
NC
O
Not used
74
EE-SIO
I/O
Two-way data bus with the tuner unit
75
EE-CKO
O
Serial data transfer clock signal output to the tuner unit
76
COL-SEL
I
Illumination color selection signal input “L”: red illumination “H”: green illumination
(fixed at “H” in this set)
(fixed at “H” in this set)
77 to 82
NC
O
Not used
83
ILL-ON
O
Power on/off control signal output of the illumination LED and LCD back light
“H”: power on
“H”: power on
84
DEST-SEL0
I
Destination setting terminal (fixed at “L” in this set)
85
DEST-SEL1
I
Destination setting terminal (fixed at “L” in this set)
86
DEST-SEL2
I
Destination setting terminal (fixed at “L” in this set)
87 to 92
NC
O
Not used
93
NOSE-SW
I
Front panel block remove/attach detection signal input
“L”: front panel is attached
“L”: front panel is attached
94
NS-MASK
O
Not used
95
DAVSS
—
Ground terminal (for D/A converter)
96
TAPE-ON
O
Capstan/reel motor drive signal output “H”: motor on
97
N/R
I
Tape direction switch input terminal “L”: reverse direction, “H”: forward direction
98
FF/REW
I
FF/REW detection switch input terminal “L”: FF/REW mode, “H”: PLAYBACK mode
99
TAPE-IN
I
Tape in detection switch input terminal “L”: tape in
100
DAVDD
—
Power supply terminal (+5V) (for D/A converter)
23
XR-CA360EE
6-1. GENERAL SECTION
SECTION 6
EXPLODED VIEWS
• Items marked “*” are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering
these items.
delay should be anticipated when ordering
these items.
• The mechanical parts with no reference num-
ber in the exploded views are not supplied.
• Accessories are given in the last of the elec-
trical parts list.
NOTE:
• -XX and -X mean standardized parts, so they
may have some difference from the original
one.
one.
• Color Indication of Appearance Parts
Example:
KNOB, BALANCE (WHITE) . . . (RED)
KNOB, BALANCE (WHITE) . . . (RED)
↑
↑
Parts Color Cabinet's Color
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
1
3-246-741-01 PANEL, SUB
2
X-3383-739-1 LOCK ASSY (S)
3
3-041-581-11 DOOR, CASSETTE
4
3-044-125-01 SPRING, TORSION
5
3-376-464-11 SCREW (+PTT 2.6X6), GROUND POINT
6
1-757-662-11 CORD (WITH CONNECTOR) (ISO) (POWER)
7
3-042-244-01 SCREW (T)
8
3-246-758-01 COLLAR
9
3-256-779-01 PLATE (C), GROUND
F901
1-532-877-11 FUSE (BLADE TYPE) (AUTO FUSE) (10A/32V)
#1
7-685-792-09 SCREW +PTT 2.6X6 (S)
F901
#1
#1
#1
not supplied
main board section
front panel section
1
2
3
4
5
6
9
8
MG-36SZ13-32
7
not supplied
not supplied
not supplied
24
XR-CA360EE
6-2. FRONT PANEL SECTION
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
51
A-3337-934-A PANEL ASSY, FRONT
52
X-3383-132-1 BUTTON KIT (SVX) ASSY
53
3-231-816-01 SPRING (RELEASE)
54
3-246-738-41 PANEL, FRONT
55
3-029-327-01 SPRING (EJECT)
56
3-375-372-01 SPRING (F/R)
57
1-780-021-11 CONDUCTIVE BOARD, CONNECTION
58
1-786-464-11 SWITCH, SHEET
59
3-246-739-01 PANEL, FRONT BACK
60
X-3378-490-2 CASE (PANEL) ASSY
61
3-246-744-01 BUTTON (EJECT) (Z)
62
3-246-743-01 BUTTON (REW) (m)
63
3-246-742-01 BUTTON (FF) (M)
LCD900 1-805-131-11 DISPLAY PANEL, LIQUID CRYSTAL
#4
#4
7-685-105-19 SCREW +P 2X8 TYPE2 NON-SLIT
53
54
55
61
62
63
56
57
58
59
60
51
52
#4
LCD900
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
#4
not supplied
(control board)
(control board)
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