1550svc

P1 RKN4074 PROGRAMMING/TEST CABLE P2 TO RADIO    FOR HT750/1250/1550    TO RADIO

UNIVERSAL    TEST SET

CONNECTOR    RLN4460

EXT SPKR + EXT SPKR -OPTION B ₊ EXT MIC OPT SEL2 OPT SEL 1 GND RX DATA TX DATA RSSI

XMIT/RX AUDIO

BOOT CTRL

N/C

1

2

3

4

5

6

7

8

9

10 11

+

+

+

+

+

+

12    -i-

13    -i—

—►	1
—►	2
—►	5
	7
	8
—►	9
	15
	16
	18
	19
	20
	21
	22
-¥■	12

AUDIO-AUDIO +

MIC AUDIO

GND

VOLCTRL

DISC

PTT

OPT SEL INT/EXT BOOT CTRL

J1

TO RIB RLN4008

< 1

<    A

<    11

<    15

<    25

GND

BIAS

BUS-

BUS+

BOOT CTRL