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Harris Platinum Z16HD+ - Page 14

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4 888-2508-001
WARNING: Disconnect primary power prior to servicing.
Table of Contents
PA_ISO Resistor and Thermistor Test . . . . . . . . .6-21
PA RF Switch Test . . . . . . . . . . . . . . . . . . . . . . . .6-21
Hardware Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-21
General Troubleshooting Tips . . . . . . . . . . . . . . . . . .6-22
Foldback Conditions . . . . . . . . . . . . . . . . . . . . . . . .6-22
No Digital RF . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-23
Turning the Transmitter ON with No Power Output6-23
Asterisk and Pound Signs(*, #). . . . . . . . . . . . . . . .6-23
Master Controller Faults . . . . . . . . . . . . . . . . . . . . . .6-24
THERMISTOR, Fault . . . . . . . . . . . . . . . . . . . . . . .6-24
Troubleshooting for a THERMISTOR fault: . . . .6-24
EEPROM_DEF, EEPROM U39 Default Load. . . .6-25
REF_WARNING, +5V Reference Warning . . . . . .6-25
MSTR_REF, +5V Reference Fault . . . . . . . . . . . . .6-26
RFL_PWR, Reflected Power Fault. . . . . . . . . . . . .6-26
INTERLOCK, Fault . . . . . . . . . . . . . . . . . . . . . . . .6-27
FAILSAFE, Fault . . . . . . . . . . . . . . . . . . . . . . . . . .6-27
POWER_FAIL, Fault . . . . . . . . . . . . . . . . . . . . . . .6-27
LOW_AIR, Fault. . . . . . . . . . . . . . . . . . . . . . . . . . .6-27
UPS, Uninterruptible Power Supply Fault . . . . . . .6-28
CPLR_NC, Coupler Cable Not Connected. . . . . . .6-28
IPA_MUTE, Fault . . . . . . . . . . . . . . . . . . . . . . . . . .6-28
IPA_xx#_LOW, (Power) Fault . . . . . . . . . . . . . . . .6-28
IPA_xx#_OC, Fault. . . . . . . . . . . . . . . . . . . . . . . . .6-28
IPA_xx#_OT, Fault . . . . . . . . . . . . . . . . . . . . . . . . .6-29
IPA_xx#_OUT, Fault. . . . . . . . . . . . . . . . . . . . . . . .6-29
IPA_LOAD, Fault . . . . . . . . . . . . . . . . . . . . . . . . . .6-29
PSC#_COMM, Fault. . . . . . . . . . . . . . . . . . . . . . . .6-29
PAC#_COMM, Fault. . . . . . . . . . . . . . . . . . . . . . . .6-29
AMB_WARNING, Ambient Temp Warning. . . . . .6-29
AMB_TEMP, Ambient Temperature Fault . . . . . . .6-30
ISO_##, System ISO Over-Temperature. . . . . . . . .6-30
System ISO Foldback . . . . . . . . . . . . . . . . . . . . . .6-30
System ISO Overload (Fault) . . . . . . . . . . . . . . . .6-31
RFSOURCE#_LOW, Fault. . . . . . . . . . . . . . . . . . .6-31
RFSOURCE#_AFC, Fault . . . . . . . . . . . . . . . . . . .6-31
RFSOURCE#, Fault . . . . . . . . . . . . . . . . . . . . . . . .6-32
PA Signal Tracing . . . . . . . . . . . . . . . . . . . . . . . . . . .6-32
PA Controller Faults . . . . . . . . . . . . . . . . . . . . . . . . .6-33
General PA Troubleshooting. . . . . . . . . . . . . . . . . .6-33
A, B, C or D#_OC, PA Over-Current Fault . . . . . .6-33
A, B, C or D#_UC, PA Under-Current Fault . . . . .6-33
A, B, C or D#_MUTE_FLT, PA Mute Fault. . . . . .6-34
A, B, C or D#_OT, PA Over-Temperature . . . . . . .6-34
A, B, C or D#_OUT, PA Out Interlock Fault . . . . .6-34
A, B, C or D#_ISO, PA ISO Over-Temperature . . .6-34
PA_ISO_OT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-35
PA_ISO_LOW, Fault. . . . . . . . . . . . . . . . . . . . . . . .6-35
PA_ISO_SW, Fault. . . . . . . . . . . . . . . . . . . . . . . . . 6-36
Combiner ISO Faults . . . . . . . . . . . . . . . . . . . . . . . 6-36
PAC#_REF, +5V Reference Fault . . . . . . . . . . . . . 6-37
PAC#_VOLTS, Power Supply Fault . . . . . . . . . . . 6-37
PAC#_-15V, Fault. . . . . . . . . . . . . . . . . . . . . . . . . . 6-37
PAC#_J#, Cable Fault. . . . . . . . . . . . . . . . . . . . . . . 6-37
Power Supply Controller Faults . . . . . . . . . . . . . . . . 6-39
General Power Supply Troubleshooting. . . . . . . . . 6-39
Critical Power Supply Faults . . . . . . . . . . . . . . . . . 6-39
PS#_START, Soft Start Circuit Fault. . . . . . . . . . 6-40
PS#_HS_TEMP, Rectifier Heatsink Temperature 6-40
PS#_DSCHG, Discharge Circuit Fault . . . . . . . . 6-40
PS#_PHS_LS, Phase Loss (100-120 Hz ripple) . 6-40
PSC#+20V, Fault . . . . . . . . . . . . . . . . . . . . . . . . . 6-41
PS#_CONFIG, Configuration Fault. . . . . . . . . . . 6-41
PS#_JUMP. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-42
Non-Critical Power Supply Faults . . . . . . . . . . . . . 6-42
PS#_TAP#, Power Supply Tap Fault. . . . . . . . . . 6-42
Section VII
Parts List

Table of Contents

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