Panasonic KX-FT21BX

KX-FT21LA
- 76 -
24V output OK?
Is R211, R222, VR201,
R224 or R225
short or open?
24V output OK?
Replace the broken part.
Does D201, Q201, D202 or
D203 short?
YES
NO
YES
NO
NO
Replace the broken part.
YES
NO
A
A
24V output OK?
Is R102, R103, R104
or R105 short or open?
NO
YES
Replace the broken part.
YES
NO
(Control circuit check)
A