5-10
Maintenance
12
a.Check IDC inp level at pin 15 of J2 +/-
3 kHz dev: 155 mV typ.
b. Check IDC output and VR3
c.Check handset mic line ouput: +/- 3
kHz dev: 155 mV typ.
d. Check cross-point SW (IC315) and
analog SW (IC311) on CPU PCB
e.Check VCOf. Defective/device
1) Handset: Mic, IC704-705, C717
2) CPU PCB: IC311, IC315, IC319-321
CPU (IC305)
3) RF PCB: IC6, VR3, VCO
13
a.Check Relay: RL301
Make: Talk, Break: Listen
b. Check Hailer Speaker and wiring
c.Check AF PA output: 10W at 4 ohm
d. Check AF level cross-point (IC315)
output to AF PA input
Poor or no
modulation (TX)
Hailer inoperative
Summary of Contents for RAY230E
Page 1: ...RAY230 RAY230E Fixed Mount VHF Radio Owner s Handbook Document number R49006_1 Date May 2001...
Page 2: ......
Page 7: ...vii Declaration of Conformity goes here...
Page 102: ...3 80 Operations...
Page 138: ...6 16 Parts List and Drawings...
Page 150: ...7 12 Appendix...