Clarion 28185 7S400 Manuale di servizio - Pagina 4

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pin 51: SP INIT
: IN : 4SP = "L" , 2SP = "H".
pin 52: NU
: - : Not in use.
pin 53: ST_/TWEET_
:I/O: Outputs "L" at AM 900kHz receiving. In-
puts "L" at FM stereo receiving.
pin 54: CLK INT
: IN : Without the clock display = "H".
pin 55: AUX ON_
: IN : AUX ON signal input.
pin 56: TEST
: IN : Test enable signal input.
pin 57: LCD ON_
: O : LCD back light ON signal output.
pin 58: NU
: - : Not in use.
pin 59: BEEP
: O : Beep out.
pin 60: NU
: - : Not in use.
pin 61: NU
: - : Not in use.
pin 62: CD RESET_
: O : Reset signal output to the CD mechanism
controller.
pin 63: NU
: - : Not in use.
pin 64: AF MUTE_
: O : Audio signal mute pulse output.
pin 65: NU
: - : Not in use.
pin 66: FM ON_
: O : FM ON flag output.
pin 67: AM ON_
: O : AM ON flag output.
pin 68: CD ON
: O : CD ON flag output.
pin 69: NU
: - : Not in use.
pin 70: NU
: - : Not in use.
pin 71: NU
: - : Not in use.
pin 72: RF MUTE
: O : RF mute signal output.
pin 73: DX_/LO
: O : DX = "L" , Local = "H".
pin 74: SYS ON
: O : System-ON signal output.
pin 75: AMP ON
: O : Audio power amplifier ON signal output.
pin 76: COMBI ON
: O : COMBI ON pulse output.
EXPLODED VIEW/PARTS LIST

Main section

9
15
24
23
25
22
21
20
19
2
NO.
PART NO.
DESCRIPTION
1
940-7962-87 ESCUTCHEON ASSY (V-B)
940-7962-88 ESCUTCHEON ASSY (V-C)
2
380-5530-00 KNOB
3
313-1827-10 HEAT SINK
4
305-0313-00 SIDE PLATE
PP-2449V-B
PP-2449V-C
15
7
6
31
27
30
31
x5
26
28
x14
29
Note)Some parts depend on each model.The model name is specified in the description.
(V-B):PP-2449V-B
pin 77: NU
pin 78: ACC IN_
pin 79: RADIO ON
pin 80: NU
pin 81: SBSY
pin 82: GND 1
pin 83: CD CONNECT_: IN : "L" is outputted when CD-FPC connec-
pin 84: BUS 0
pin 85: BUS 1
pin 86: BUS 2
pin 87: BUS 3
pin 88: BUC CLOCK
pin 89: CCE
pin 90: GS1 TEST
pin 91: S STOP
pin 92: CHU SW
pin 93: TR B
pin 94: TR A
pin 95: LOAD CONT
pin 96: LOAD MUTE
pin 97: NU
pin 98: NU
pin 99: VDD PORT
pin100: GND PORT
17
13
8
4
15
45 37
39
40
14
34
33
40
11
10
1
(V-C):PP-2449V-C
Q'TY
NO.
PART NO.
1
5
305-0314-00 SIDE PLATE
6
331-3256-00 ES PLATE
1
7
929-0220-84 CD MECHANISM
1
8
331-3254-10 MECHANISM BRKT
1
9
816-2549-02 FLAT WIRE
- 4 -
: - : Not in use.
: IN : ACC ON signal input
: O : Radio ON flag output.
: - : Not in use.
: IN : CD IC Sub Q data request signal input.
: - : Ground.
tion trouble is detected.
:I/O: CD IC Data input / output.
:I/O: CD IC Data input / output.
:I/O: CD IC Data input / output.
:I/O: CD IC Data input / output.
: O : CD IC clock pulse output.
: O : Chip enable signal output to CD IC.
: O : Test data output.
: IN : "L"= In side limit.
: IN : CD disc chucking signal input.
: IN : Photo sensor signal input from the CD
mechanism.
: IN : Photo sensor signal input from the CD
mechanism.
: IN : Loading = "H", Eject = "L".
: O : Loading muting control output.
: - : Not in use.
: - : Not in use.
: - : Positive supply voltage for the ports.
: - : Ground for the ports.
15
18
44
42
3
41
38
35
43
36
32
15
12
DESCRIPTION
15
16
5
15
Q'TY
1
1
1
1
1