Yamaha KMA-1000 Service Manual page 11

● Details of Self-Diagnostic Function menu
1. FIRMWARE VERSION
The fi rmware version is indicated.
a. Firmware Version #1: Firmware free area
b. Firmware Version #2: Firmware fi xed area
2. TEMPERATURE of HEAT SINK
The temperature of heat sink is indicated.
a. Monitor: Current temperature
b. Maximum: Highest value
c. Minimum: Lowest value
3. TEMPERATURE of POWER TRANSFORMER
The temperature of power transformer is indicated.
a. Monitor: Current temperature
b. Maximum: Highest value
c. Minimum: Lowest value
4. DC VOLTAGE
The DC voltage of amplifi er output L/R is indicated.
5. PROTECTION HISTORY
The 3 protection histories are indicated.
0. No protection
1. DC protection
2. I protection
3. TH protection
Version:
(+: Off, -: Lit (Amber))
(+: Off, -: Lit (Amber))
Voltage:
History 1 (Latest)
KMA-1000/KMA-950
1 . 0 0
+ 0 2 6
℃
+ 0 2 6
℃
0 . 0 0
V
History 2 History 3
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