Chapter 2 Radio Power; General; Table 2-1. Impres Batteries - Motorola APX 1000 Detailed Service Manual

Chapter 2 Radio Power

This chapter provides a detailed circuit description of the power distribution of an ASTRO APX 2000/
APX 4000/ APX 4000Li/ APX 1000 (900 MHz) radio.
2.1

General

In the ASTRO APX 2000/ APX 4000/ APX 4000Li/ APX 1000 (900 MHz) radio, power (B+) is
distributed to two boards: the main board and the keypad board
Power for the radio is provided through a battery supplying a nominal 7.5 Vdc directly to the
transceiver. The following battery types and capacities are available:
Part Number
NNTN8128_
NNTN8129_
PMNN4424_
NNTN8560_*
Note:
* = Applicable to APX 2000/ APX 4000 (Two Knobs) only.

Table 2-1. IMPRES Batteries

Description
APX 2000 IMPRES Li Ion Battery Slim (1900 mAH)
APX 2000 IMPRES Li Ion High Cap Battery (FM, 2300 mAH)
APX 2000 IMPRES Li Ion High Cap Battery (2300 mAH)
APX 2000 IMPRES Li Ion High Cap Battery (TIA4950, 2500 mAH)
(see Figure 2-1 on page 2-2).