Sony SPP-Q123 Service Manual page 11

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Channel Setting:
During startup in machine test mode, make the following channel
settings by loading the terminal input data.
Pin No.
34
Channel
ROW5(TP13) ROW4(TP14) ROW3(TP15) ROW2(TP16) ROW1(TP17)
CH1
H
CH2
H
H
CH3
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
Machine Test Mode Input / Output:
1. Input (Input ports for other than main tasks)
Pin Name
Pin No.
ROW1 (TP17)
29
ROW2 (TP16)
31
ROW3 (TP15)
32
ROW4 (TP14)
33
ROW5 (TP13)
34
TEST CH(TP33)
1
TEST SW(TP43)
40
TEST ACT (TP44)
44
2. Output (Output ports for other than main tasks)
Pin Name
Pin No.
TALK LED(TP35)
KEY LED(TP55)
33
L
L
L
L
L
L
L
L
H
H
H
H
H
H
H
L
L
H
H
H
H
H
H
H
H
L
L
L
L
Function
Setting the CH (channel)
Control terminal for setting the CH (channel)
Start up of the tet mode
During the test mode, causes start of intermittent
operation with external input.
Function
Various input/output monitor output (default :
48
RSSI(H) detection).
During test mode : All light lit. However, does not
2
include measurment of consumption current.
32
31
L
L
L
L
L
H
L
H
H
L
H
L
H
H
H
H
L
L
L
L
L
H
L
H
H
L
H
L
H
H
H
H
H
H
L
L
L
L
L
H
L
H
H
L
H
L
H
H
H
H
L
H
L
H
H
L
H
L
Refer to channel settig
H : OFF, L : ON
H : Start, L : No start
H : Intermittent start
– 11 –
29
RX frequency TX frequency
(MHz)
L
43.720
H
43.740
L
43.820
H
43.840
L
43.920
H
43.960
L
44.120
H
44.160
L
44.180
H
44.200
L
44.320
H
44.360
L
44.400
H
44.460
L
44.480
L
46.610
H
46.630
L
46.670
H
46.710
L
46.730
H
46.770
L
46.830
H
46.870
L
46.930
H
46.970
L
43.780
H
43.890
L
46.800
H
46.900
Logic
H Logic
L Logic
No detection
Detection
No light
Light
(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

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