Sony UWP-V1, Service Manual

Page: 48 / 164

2-28
UWP Series
1. Current Consumption Check
Equipment and Tools
.
DC power supply
DC output voltage :
+
9.0Vdc
±
0.1 V
. DC ammeter
. Digital volt meter (or Digital multimeter)
Switch and Control Setting
URX-M2 Front panel
Channel setting :
U30 model ; Group 03, 32-01 channel (578.125 MHz)
U42 model ; Group 03, 44-01 channel (650.125 MHz)
CE62 model ; Group 04, 63-32 channel (810.000 MHz)
CE67 model ; Group 04, 68-32 channel (850.000 MHz)
KR model
; Group 12, 60-01 channel (746.125 MHz)
RF Squelch : OFF (For setting, refer to “Setting the
Squelch OFF mode” on page 2-29)
Procedure
1. Remove the case (upper and lower) of the URX-M2
from the UWP unit.
2. Connect a DC power supply ( + 9.0Vdc
±
0.1 V) as
shown in the figure below.
DC ammeter indication level
(under no-RF signal input and SQUELCH OFF mode)
: 190 mA or less
DC ammeter
MB-1129 board (B side)
DC power supply
(DC output voltage :
+ 9.0 ± 0.1 V)
Solder
Solder
CN301
Pin No.6
Pin No.7
2. Reference Frequency (4 MHz oscillation
frequency) Adjustment
Equipment and Tools
.
DC power supply
DC output voltage : + 9.0Vdc
±
0.1 V
. Frequency counter
Switch and Control Setting
URX-M2 Front panel
Channel setting :
U30 model ; Group 03, 32-01 channel (578.125 MHz)
U42 model ; Group 03, 44-01 channel (650.125 MHz)
CE62 model ; Group 04, 63-32 channel (810.000 MHz)
CE67 model ; Group 04, 68-32 channel (850.000 MHz)
KR model
; Group 12, 60-01 channel (746.125 MHz)
RF Squelch : OFF (For setting, refer to “Setting the
Squelch OFF mode” on page 2-29)
IC504 CT501
Frequency counter
MB-1129 board (A side)
Pin No.4