powersoft X8 User Manual

INDEX
22
X8 | SERVICE MANUAL
(Fig. 31)
(Fig. 33)
(Fig. 32)
(Fig. 33)
Focusing the attention on U29 and U27, as portrayed on
(Fig. 31), check the resistance between pins 4-7 and 1-7.
(Fig. 32)
IC PIN Resistance
U29 1-7 5K (approx.)
U27 4-7 3K (approx.)
In case of any short, replace the board.
Focusing the attention on U51 and U52, as portrayed on
(Fig. 32), check the resistance between pins 4-7 and 1-7.
(Fig 33)
IC PIN Resistance
U51 1-7 12K (approx.)
U52 4-7 500 (approx.)
In case of any short, replace the board.

powersoft X8 Specifications

General

Channels	8
Signal to Noise Ratio	> 112 dB
Damping Factor	> 5000
Power Supply	Universal switching power supply (100-240V, 50/60Hz)
Networking	Ethernet
DSP	Yes, with FIR filters
Load Impedance	4Ω, 8Ω
Input Impedance	20 kΩ balanced
Cooling System	Variable speed fan
Frequency Response	5 Hz - 30 kHz