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Mobile Communications

VEHICULAR CHARGER/
REPEATER UNIT
19B801507P2

Printed in U.S.A.

Maintenance Manual

LBI-31869A

Содержание 19B801507P2

Страница 1: ...Mobile Communications VEHICULAR CHARGER REPEATER UNIT 19B801507P2 Printed in U S A Maintenance Manual LBI 31869A...

Страница 2: ...ge is constantly monitored and if the battery pack charge terminal voltage exceeds 9 5 volts high rate charge is terminated and the LED READY light is turned on If the radio is on when it is in the ch...

Страница 3: ...pin 7 of A7 to go high keeping A13 turned off This allows the battery to start charging A block diagram of the Vehicular Charger is shown in Figure 3 Charging current flows through series connected re...

Страница 4: ...ode CR1 provides reverse voltage polarity protection The charger circuit is powered through a noise filter consisting of C1 C2 L1 and C7 When the radio is removed from the charging insert radio detect...

Страница 5: ...isted Prob lem areas are identified by an indication other than that listed in the tables 7 Set S1 on the Charger Board to the OFF position Set S1 on the Test Adaptor to position 3 8 Set S1 on the Cha...

Страница 6: ...13 COMPONENTS ADDED DELETED OR CHANGED BY PRODUCTION CHANGES SYMBOL PART NUMBER DESCRIPTION INTEGRATED CIRCUITS A7 K19 2AAB005141 OP AMP HA17004GS A13 K192AAE035061 HIC H8D2036 CAPACITORS C1 K19 2CAK0...

Страница 7: ...chip 220 Kohms 5 THERMISTORS RT1 K19 2QBD016121 NTCDS40204AG503GC 50 Kohms A4WX01483 SWITCHES S1 K19 2KKA001718 SS 5GL3004 thru S3 TERMINALS TB1 K19 Terminal TEST POINTS TP1 K19 2PYD002718 75404 001 t...

Страница 8: ...SPLAY REPEAT BOARD LED BOARD UDC BOARD OUTLINE DIAGRAMS COMPONENT SIDE UDC BOARD SOLDER SIDE COMPONENT SIDE DISPLAY REPEATER P2 SOLDER SIDE LED BOARD COMPONENT SIDE COMPONENT SIDE LBI 31869 LBI 31869...

Страница 9: ...CHARGE BOARD Issue 1 OUTLINE DIAGRAMS SA A3Z03063A TA A3Z03063A COMPONENT SIDE SB A3Z03063A TB A3Z03063A SOLDER SIDE LBI 31869 LBI 31869 8...

Страница 10: ...VEHICULAR CHARGER REPEATER UDC CONNECTOR Issue 1 SCHEMATIC DIAGRAM LBI 31869 LBI 31869 9...

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