Sony SPP-800 Service Manual page 10

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2-1. Channel Setting
During startup in machine test mode, make the following channel settings by loading the terminal input data.
Pin No.
Channel
ROW 5
ROW 4
CH1
H
CH2
H
CH3
H
CH4
H
CH5
H
CH6
H
CH7
H
CH8
H
CH9
H
CH10
H
CH11
H
CH12
H
CH13
H
CH14
H
CH15
H
CH16
L
CH17
L
CH18
L
CH19
L
CH20
L
CH21
L
CH22
L
CH23
L
CH24
L
CH25
L
TEST1
L
TEST2
L
TEST3
L
TEST4
L
2-2. Machine Test Mode Input/Output
2-2-1. Input (Input ports for other than main tasks)
Pin Name
Pin No.
@ª,
ROW 1 – ROW 5
#¡ – #¢
1
TEST CH
TEST SW
TEST ACT
2-2-2. Output (Output ports for other than main tasks)
Pin Name
Pin No.
$•
TALK LED
KEY LED
2
(SPP-850/860 only)
#™
ROW 3 ROW 2
ROW 1
L
L
L
L
L
L
L
H
L
L
H
L
L
L
H
H
L
H
L
L
L
H
L
H
L
H
H
L
L
H
H
H
H
L
L
L
H
L
L
H
H
L
H
L
H
L
H
H
H
H
L
L
H
H
L
H
H
H
H
L
L
H
H
L
L
H
H
H
H
L
L
L
H
L
L
H
H
L
H
L
H
L
H
H
H
H
L
L
H
H
L
H
H
H
H
L
H
H
H
H
L
L
H
L
L
L
H
H
L
H
L
L
L
H
L
H
Setting the CH (channel)
Control terminal for setting the CH (channel)
Start up of test mode
During test mode, causes start of intermittent operation
with external input.
Various input/output monitor output (default : RSSI(H)
detection).
During test mode : All lights lit, However, does not include
measurement of consumption current.
TX EREQUENCY
(MHz)
43.720
43.740
43.820
43.840
43.920
43.960
44.120
44.160
44.180
44.200
44.320
44.360
44.400
44.460
44.480
44.610
44.630
44.670
44.710
44.730
44.770
44.830
44.870
44.930
44.970
43.780
43.890
46.800
46.900
Function
Function
– 10 –
RX EREQUENCY
(MHz)
48.760
48.840
48.860
48.920
49.020
49.080
49.100
49.160
49.200
49.240
49.280
49.360
49.400
49.460
49.500
49.670
49.845
49.860
49.770
49.875
49.830
49.890
49.930
49.990
49.970
48.800
48.970
49.910
49.950
Logic
Refer to channel setting
H: OFF, L : ON
H : Start, L : No start
H : Intermittent start
H Logic
L Logic
No detection
Detection
No light
Light

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