Motorola MTP700 - Page 190

4.2 - 68 MTP700 Portable Radio / Detailed Service Manual TRANSCEIVER 800 MHz
DC Distribution (V3_2.775V/PWM1_1.8V) Test
Use this test on a unit with the following symptoms: no V3_2.775V, no PWM1_1.8V.
Check C209, C258,
C259 for 2.7Vdc
(V3_2.775V)
Refer to the DC
distribution (V2_2.775V)
Test flowchart.
Check C224
for 1.88Vdc
(PWM1_1.8V)
Is the voltage OK?
Yes
No
Is the voltage OK?
Yes
No
Check E301 ferrite
beads at REDCAP2
for opens.
Refer to the DC
distribution (V2_2.775V)
Test flowchart.