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*2
L652, D652
T601
9 pin Open
etc.
An Trouble excluding Switching Regulator (See next page)
Table 1. C1 output voltage
Horizontal Frequency [kHz]
22
EGA
31
VGA
45
GB-II
With no input signal, about 45V should appears at C1.
Fig. 1. Rated load current at K1 and K2 terminal
K1
+85V
K2
R1
R2
K3
+24V
K4
C1 voltage [V]
50V ±3V
70V ± 4V
114V ± 5V
O.03A-O.2A
R1 (2.83kn-425n)
O.8A-1.5A
R2 (30n-16n)
Attention) Do not power on SW, REG, unit itself without the load at K1, K2, or it may misoperate
protector.
-57-
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