Motorola Gm Series Detailed 6864115b62 A Manual
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Controller T9 / Schematic Diagrams3-29 C0204 NU C0211 NU C0237 2.2uF NU NU 10K NU R0274 C0227 NU R026624K NU NU 0.1uF C0266 NU NU R0227 1MEG NU 0.1uF C0232 NU 100pF C0253 NU D0201 8C0242 NU 8.2K R0225 NU NU 100pF C0256 NU SYN CLK HSIO VOX GP2_OUTCSX DATA CH_ACT SQ_DET LSIO F1200 TP0222 30K R0223 C0228 4,7uF R027510K Q0271 0 R0228 0.1uF C0221 0.1uF R0252 C0223 56K 0.1uFC0261 7.5K R0212 7.5K R0211 .033uF C0236 9 10 8 4 11 U0211-3 MC3403 47K R0267 10K R0268 24K R0265 VDDDAC 11 VDDRC 45 VDDSYN 27 VOX 7 1...
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3-30Controller T9 / Schematic Diagrams
470pF C0560
NU
R0542NU
470pF C0576C0442
470pF
NU C0559
470pF
NUJ0451-14
J0551-3 NU C0558
NU470pF
J0401-2
NU390nH
NUL0482 NUC0554
0.1uF NU
INTERNAL OPTION BOARD
39
389
4 VS_CSNCGROUNDGROUND
FAST_SQ
DISCAUDIO
4DB7
FLAT_TX_AUDIO DIG_IN_OUT_4
DATA EXP1_CS
11 DB2
DIG_IN1 3
EXP1_CS 5
9V3
5VD
EXT_BD_PTT
EXT_MIC_AUDIO EXP_BD_PTT
DATA 36
21
NC
BOOT_CNTRL Rx_Aud_Snd
ON
VS_INT
VS_RAC16
DB3 23
6
1 RST*7
8
14 INT_EXT_Vdd GROUND
DB1 11
7 17
12
18RSSI BUS+J0552
SPI_MISO...
Page 293
Controller T9 / Schematic Diagrams3-31 40 18 100pF C0104 NU C0102 100pFNU 12 0 NU 4.7K R0171 NU R0110 10K NU 18 NU 0.1uF 100pF NU NU R0102 4.7K NU R0182 NU 8 16 R0106 0 Used in prime only NU GP3_IN GP8_IN PE6 VOX LSIO GP7_IN HC138_A0 REF_CS HC138_A2GP1_IN GP8_OUT SQ_DET HC138_A1 FLASH ROM SYN HC138_A2 GP2_OUT LSIO MICROPROCESSOR DATA MISO F1200 GP4_IN EEPROM DATA EE_CS VS_CS EXP1_CS GP1_IN CLK CSX GP5_IN GP4_OUT GP7_OUT GP7_IN CLK GP5_IN 32kx8bit OPT_CS LVZIF_CS 16Kx8bit GP4_OUT GP7_OUT (EXT_BD_PTT &...
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3-32Controller T9 / Schematic Diagrams 9C0325 0.1uFNU 10K R0332C0331 0.1uF U0331-2 PWR_GND 3GND5VCC 2C0354 0.1uF C0342 18K U0341-2 LM2904 6 57 8 42 5VDD 3VSS 6 0.1uF C0302 10 R0343 0 RX_AUD_RTN5VD FLAT_RX_SND 3V3 SPI(0:10)R0324 C0303 100pF 0.1uF C03050.1uF C0343 0.1uF 1uF C0324U0351 LP2951ACMM-3.3 2C0351 0.1uF 74AHCT1G125U0331-1 2 A 1 OE 4 Y33uF C0353 .022uF C0352 10K R0333SS 9 VCCA26 VCCD7 VSSA11 VSSA217 VSSA318VSSD12 XCLK 6 10K R0341 D0301 5 3 1 24 8 4 U0342 TC4S66F 4CNTL 1 47K R0346 47K R0347 1uF...
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Controller T9 / Schematic Diagrams3-335.1 Controller T9 Parts List Circuit Ref Motorola Part No DescriptionC0101 2113740F51 100pF 5% 50V C0107 2113741F25 1nF 50V C0112 2113743E20 100nF 16V C0121 2113743E20 100nF 16V C0122 2113743E20 100nF 16V C0131 2113740F35 22pF 5% 50V C0132 2113740F35 22pF 5% 50V C0141 2113743E20 100nF 16V C0151 2113741F49 10nF 50V C0201 2311049A57 10uF 10% 16V C0202 2311049A57 10uF 10% 16V C0204 2113743E20 100nF 16V C0212 2311049A57 10uF 10% 16V C0221 2113743E20 100nF 16V C0222...
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3-34Controller T9 / Schematic Diagrams * Motorola Depot Servicing only Reference designators with an asterisk indicate components which are not fieldreplaceable because they need to be calibrated with specialized factory equipment after installation. Radios in which these parts have been replaced in the field will be off frequency at temperature extremes. R0121 0662057A97 100k 1/16WR0131 0662057B46 10.0 MEG OHMS 5% R0132 0662057B10 330k 1/16W 5% R0151 0662057A82 24K 1/16W 5% R0152 0662057A82 24K...
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Professional Radio GM Series Controlhead Service Information Issue: February 2001
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ii Computer Software Copyrights The Motorola products described in this manual may include copyrighted Motorola computer programs stored in semiconductor memories or other media. Laws in the United States and other countries preserve for Motorola certain exclusive rights for copyrighted computer programs, including the exclusive right to copy or reproduce in any form, the copyrighted computer program. Accordingly, any copyrighted Motorola computer programs contained in the Motorola products described...
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iii Table of Contents Chapter 1 MODEL OVERVIEW 1.0 GM140/GM340/GM640 Models ........................................................................... 1-1 2.0 GM160/GM360/GM660 Models ........................................................................... 1-1 3.0 GM380/GM1280 Models ...................................................................................... 1-2 4.0 Databox Models ................................................................................................... 1-2...
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iv 4.0 Controlhead Model for GM380 and GM1280 ....................................................... 2-8 4.1 Power Supplies ............................................................................................... 2-8 4.2 Voltage Regulator Circuit ................................................................................ 2-8 4.3 Power On / Off ................................................................................................ 2-9 4.4 Microprocessor...