User's Manual
FIRMWARE VERSION 1.0.7.6    HT502 USER MANUAL     Page 4 of 48   
TABLE OF FIGURES 
HT502 User Manual 
FIGURE 1: CONNECTING THE HT502 .....................................................................................................10
FIGURE 2: HT502 CONNECTION DIAGRAM............................................................................................ 11
FIGURE 3: UPLINK/DOWNLINK BANDWIDTH LIMITATION ...................................................................29
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ABLE OF TABLES 
HT502 User Manual 
TABLE 1: DEFINITIONS OF THE HT502 CONNECTORS .......................................................................10
TABLE 2: DEFINITIONS OF THE HT502 LEDS........................................................................................10
TABLE 3: HT502 TECHNICAL SPECIFICATIONS....................................................................................12
TABLE 4: HT502 HARDWARE SPECIFICATION......................................................................................14
TABLE 5: HT502 IVR MENU DEFINITIONS..............................................................................................15
TABLE 6: HT502 CALL FEATURES ..........................................................................................................21
TABLE 7: BASIC SETTINGS .....................................................................................................................26
TABLE 8: STATUS PAGE...........................................................................................................................29
TABLE 9: ADVANCED SETTINGS ............................................................................................................31
TABLE 10: ACCOUNT SETTINGS ............................................................................................................35
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ONFIGURATION GUI INTERFACE EXAMPLES 
HT502 User Manual 
(http://www.grandstream.com/products/ht_series/ht502/documents/ht502_gui.zip)
1. SCREENSHOT OF ADVANCED USER CONFIGURATION PAGE  
2. S
CREENSHOT OF BASIC SETTINGS CONFIGURATION PAGE  
3. S
CREENSHOT OF FXS PORT 1 CONFIGURATION LOGIN PAGE 
4. S
CREENSHOT OF FXS PORT 2 CONFIGURATION PAGE 
5. S
CREENSHOT OF STATUS PAGE 
6. 
SCREENSHOT OF LOGIN PAGE 
7. 
SCREENSHOT OF REBOOT PAGE 
8. S
CREENSHOT OF REBOOTING PAGE 










