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...with software override support). • Supports autosensing for 10- Table 1-1 Key Features Feature One Fast Ethernet (10/100BASE-TX) port Cisco interface cards Console port Auxiliary port SNMP support Description • Operates in remote offices to manage the router over -IP (VoIP)...with support for multiple voice channels. or 100-Mbps operation (with software override support). • Supports two slots (slots 0 and 1) for either WICs or voice interface cards (VICs). • Supports two slots (slots 2 and 3) for VICs only. • Supports the following WICs: 1T, 2T, 2A/S, 1B-S/T, 1B...
...with software override support). • Supports autosensing for 10- Table 1-1 Key Features Feature One Fast Ethernet (10/100BASE-TX) port Cisco interface cards Console port Auxiliary port SNMP support Description • Operates in remote offices to manage the router over -IP (VoIP)...with support for multiple voice channels. or 100-Mbps operation (with software override support). • Supports two slots (slots 0 and 1) for either WICs or voice interface cards (VICs). • Supports two slots (slots 2 and 3) for VICs only. • Supports the following WICs: 1T, 2T, 2A/S, 1B-S/T, 1B...
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...which are shown in Figure 1-2 and described in the sections immediately following. Figure 1-2 Ports and LEDs 1 2 3 4 5 CONSOLE THESE SLOTS ACCEPT ONLY VOICE INTERFACE CARDS Cisco 1700 Series PWR OK PVDM0 PVDM1 MOD SLOT0 0 1 SLOT1 0 1 ACT COL FDX 100 LINK 10/100 ETHERNET AUX OK OK OK... 10 Ethernet LEDs 11 Interface Card Slot 1 LEDs 12 Interface Card Slot 0 LEDs 13 MOD OK LED 14 PVDM 0/1 OK LEDs 15 Router OK LED 16 Power LED 60906 78-13342-03 Cisco 1760 Modular Access Router Hardware Installation Guide 1-3 Chapter 1 Cisco 1760 Router Overview Ports and LEDs ...
...which are shown in Figure 1-2 and described in the sections immediately following. Figure 1-2 Ports and LEDs 1 2 3 4 5 CONSOLE THESE SLOTS ACCEPT ONLY VOICE INTERFACE CARDS Cisco 1700 Series PWR OK PVDM0 PVDM1 MOD SLOT0 0 1 SLOT1 0 1 ACT COL FDX 100 LINK 10/100 ETHERNET AUX OK OK OK... 10 Ethernet LEDs 11 Interface Card Slot 1 LEDs 12 Interface Card Slot 0 LEDs 13 MOD OK LED 14 PVDM 0/1 OK LEDs 15 Router OK LED 16 Power LED 60906 78-13342-03 Cisco 1760 Modular Access Router Hardware Installation Guide 1-3 Chapter 1 Cisco 1760 Router Overview Ports and LEDs ...
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...ports of the device to which it is connected and then operates at the same speed and in Table 1-2. Supports a Cisco VIC. This port autosenses the speed (10 or 100 Mbps) and duplex mode (full or half) of the 1760...Cisco WIC or a Cisco VIC. For detailed information, refer to the Cisco WAN Interface Cards Hardware Installation Guide. Supports a Cisco VIC. Table 1-2 Port Connectors Connector/Slot Ethernet port Label/Color 10/100 ETHERNET (yellow) Auxiliary port Console port WIC/VIC slot AUX (black) CONSOLE (light blue) SLOT 0 WIC/VIC slot SLOT 1 VIC slot SLOT 2 VIC slot SLOT...
...ports of the device to which it is connected and then operates at the same speed and in Table 1-2. Supports a Cisco VIC. This port autosenses the speed (10 or 100 Mbps) and duplex mode (full or half) of the 1760...Cisco WIC or a Cisco VIC. For detailed information, refer to the Cisco WAN Interface Cards Hardware Installation Guide. Supports a Cisco VIC. Table 1-2 Port Connectors Connector/Slot Ethernet port Label/Color 10/100 ETHERNET (yellow) Auxiliary port Console port WIC/VIC slot AUX (black) CONSOLE (light blue) SLOT 0 WIC/VIC slot SLOT 1 VIC slot SLOT 2 VIC slot SLOT...
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.... Off-Ethernet port is correctly inserted in half-duplex mode. 78-13342-03 Cisco 1760 Modular Access Router Hardware Installation Guide 1-5 On when a packet voice data module (PVDM) is operating in PVDM card slot 1. On when a VPN module is correctly inserted in Table 1-4. Ethernet LEDs... The Ethernet LEDs show network activity and status on the local Ethernet network. Yellow Blinks when there are described in PVDM card slot 0. See Table 3-1 in full-duplex mode. On when a packet voice data module (PVDM) is present. These LEDs are packet collisions...
.... Off-Ethernet port is correctly inserted in half-duplex mode. 78-13342-03 Cisco 1760 Modular Access Router Hardware Installation Guide 1-5 On when a packet voice data module (PVDM) is operating in PVDM card slot 1. On when a VPN module is correctly inserted in Table 1-4. Ethernet LEDs... The Ethernet LEDs show network activity and status on the local Ethernet network. Yellow Blinks when there are described in PVDM card slot 0. See Table 3-1 in full-duplex mode. On when a packet voice data module (PVDM) is present. These LEDs are packet collisions...
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These LEDs are described in slot 0. Ports and LEDs Chapter 1 Cisco 1760 Router Overview Table 1-4 Ethernet LEDs (continued) LED Label 100 LINK ...ST-NT/TE VIC-2DID WIC-1ADSL WIC-1ENET Cisco 1760 Modular Access Router Hardware Installation Guide 1-6 78-13342-03 On when the Ethernet link is correctly inserted in the card slot. Off-Ethernet port is being sent to or ...The WIC/VIC LEDs show network activity and status on the WIC and VIC ports. Table 1-5 WIC/VIC LEDs LED SLOT 0 OK 0 Color Green Green Cards Supported LED Meaning On when either a WIC or a VIC is up. ISDN ...
These LEDs are described in slot 0. Ports and LEDs Chapter 1 Cisco 1760 Router Overview Table 1-4 Ethernet LEDs (continued) LED Label 100 LINK ...ST-NT/TE VIC-2DID WIC-1ADSL WIC-1ENET Cisco 1760 Modular Access Router Hardware Installation Guide 1-6 78-13342-03 On when the Ethernet link is correctly inserted in the card slot. Off-Ethernet port is being sent to or ...The WIC/VIC LEDs show network activity and status on the WIC and VIC ports. Table 1-5 WIC/VIC LEDs LED SLOT 0 OK 0 Color Green Green Cards Supported LED Meaning On when either a WIC or a VIC is up. ISDN ...
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On when either a WIC or a VIC is correctly inserted in slot 1. 78-13342-03 Cisco 1760 Modular Access Router Hardware Installation Guide 1-7 Blinks when data is being sent to or received from port 0 in the card slot. On when the second ISDN B channel is connected. On when the first ...ISDN B channel is connected. Blinks when data is being sent to or received from port 1 in slot 0. Chapter 1 Cisco 1760 Router Overview Ports and LEDs Table 1-5 WIC/VIC LEDs (continued) LED 1 SLOT 1 OK 0 Color Green Green Green Cards Supported Serial and CSU/DSU ISDN 2-port serial VIC-2E&M...
On when either a WIC or a VIC is correctly inserted in slot 1. 78-13342-03 Cisco 1760 Modular Access Router Hardware Installation Guide 1-7 Blinks when data is being sent to or received from port 0 in the card slot. On when the second ISDN B channel is connected. On when the first ...ISDN B channel is connected. Blinks when data is being sent to or received from port 1 in slot 0. Chapter 1 Cisco 1760 Router Overview Ports and LEDs Table 1-5 WIC/VIC LEDs (continued) LED 1 SLOT 1 OK 0 Color Green Green Green Cards Supported Serial and CSU/DSU ISDN 2-port serial VIC-2E&M...
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... when data is being sent to or received from port 1 in the card slot. Blinks when data is being sent to or received from port 1 in slot 2. Ports and LEDs Chapter 1 Cisco 1760 Router Overview Table 1-5 WIC/VIC LEDs (continued) LED 1 SLOT 2 OK 0 1 Color Green Green Green Green Cards Supported Serial and CSU/DSU...&M VIC-2FXO VIC-2FXS VIC-2BRI-NT/TE VIC-2DID LED Meaning Off. Blinks when data is being sent to or received from port 0 in slot 1. Cisco 1760 Modular Access Router Hardware Installation Guide 1-8 78-13342-03
... when data is being sent to or received from port 1 in the card slot. Blinks when data is being sent to or received from port 1 in slot 2. Ports and LEDs Chapter 1 Cisco 1760 Router Overview Table 1-5 WIC/VIC LEDs (continued) LED 1 SLOT 2 OK 0 1 Color Green Green Green Green Cards Supported Serial and CSU/DSU...&M VIC-2FXO VIC-2FXS VIC-2BRI-NT/TE VIC-2DID LED Meaning Off. Blinks when data is being sent to or received from port 0 in slot 1. Cisco 1760 Modular Access Router Hardware Installation Guide 1-8 78-13342-03
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... types of memory: • Dynamic RAM (DRAM)-This is also called working copy of Cisco IOS software, dynamic configuration information, and routing table information in the card slot. DRAM is the main storage memory for the router. Router Memory This section describes the...the router and tells how to or received from port 0 in slot 3. The router stores a working storage and contains the dynamic configuration information. Chapter 1 Cisco 1760 Router Overview Router Memory Table 1-5 WIC/VIC LEDs (continued) LED SLOT 3 OK 0 1 Color Green Green Green Cards Supported VIC-...
... types of memory: • Dynamic RAM (DRAM)-This is also called working copy of Cisco IOS software, dynamic configuration information, and routing table information in the card slot. DRAM is the main storage memory for the router. Router Memory This section describes the...the router and tells how to or received from port 0 in slot 3. The router stores a working storage and contains the dynamic configuration information. Chapter 1 Cisco 1760 Router Overview Router Memory Table 1-5 WIC/VIC LEDs (continued) LED SLOT 3 OK 0 1 Color Green Green Green Cards Supported VIC-...
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and 24-Inch Racks Chapter 2 Installation 60942 Phillips flat-head screws PWR OK PVDM 0 OK PVDM 1 OK MOD OK 19" Configuration SLOT 0 OK 0 1 SLOT 1 OK 0 1 60943 Phillips truss-head screws PWR OK PVDM 0 OK PVDM 1 OK MOD OK 24" Configuration SLOT 0 OK 0 1 SLOT 1 OK 0 1 Cisco 1760 Modular Access Router Hardware Installation Guide 2-4 78-13342-03 Mounting the Router in a Rack Figure 2-2 Attaching Brackets for 19-
and 24-Inch Racks Chapter 2 Installation 60942 Phillips flat-head screws PWR OK PVDM 0 OK PVDM 1 OK MOD OK 19" Configuration SLOT 0 OK 0 1 SLOT 1 OK 0 1 60943 Phillips truss-head screws PWR OK PVDM 0 OK PVDM 1 OK MOD OK 24" Configuration SLOT 0 OK 0 1 SLOT 1 OK 0 1 Cisco 1760 Modular Access Router Hardware Installation Guide 2-4 78-13342-03 Mounting the Router in a Rack Figure 2-2 Attaching Brackets for 19-
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... Installing WICs and VICs Chapter 2 Installation Installing WICs and VICs The router has four card slots that you should be installed. Safety Information This section lists safety warnings that hold Cisco WICs and VICs. To see translated versions of before installing WICs or VICs in the router...warnings, refer to power lines, remove jewelry (including rings, necklaces, and watches). Cisco 1760 Modular Access Router Hardware Installation Guide 2-8 78-13342-03 If no WICs are present in the slots, up when connected to power and ground and can cause serious burns or weld the...
... Installing WICs and VICs Chapter 2 Installation Installing WICs and VICs The router has four card slots that you should be installed. Safety Information This section lists safety warnings that hold Cisco WICs and VICs. To see translated versions of before installing WICs or VICs in the router...warnings, refer to power lines, remove jewelry (including rings, necklaces, and watches). Cisco 1760 Modular Access Router Hardware Installation Guide 2-8 78-13342-03 If no WICs are present in the slots, up when connected to power and ground and can cause serious burns or weld the...
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...using your fingers; Figure 2-6 Removing a WIC or VIC Slot Cover 60950 PWR OK PVDM 0 OK PVDM 1 OK MOD OK SLOT0 0 OK 1 SLOT1 0 OK 1 CONSOLE ACT COL FDX 100 LINK 10/100 ETHERNET AUX SLOT2 0 OK 1 SLOT3 0 OK 1 Cisco 1700 Series 78-13342-03 You should be disconnected from...periods of a router that is powered up, there is a very good chance that the router is turned off and is disconnected from power. Cisco 1760 Modular Access Router Hardware Installation Guide 2-9 When WICs or VICs are very tight, you have completed the installation procedure. Chapter 2 Installation ...
...using your fingers; Figure 2-6 Removing a WIC or VIC Slot Cover 60950 PWR OK PVDM 0 OK PVDM 1 OK MOD OK SLOT0 0 OK 1 SLOT1 0 OK 1 CONSOLE ACT COL FDX 100 LINK 10/100 ETHERNET AUX SLOT2 0 OK 1 SLOT3 0 OK 1 Cisco 1700 Series 78-13342-03 You should be disconnected from...periods of a router that is powered up, there is a very good chance that the router is turned off and is disconnected from power. Cisco 1760 Modular Access Router Hardware Installation Guide 2-9 When WICs or VICs are very tight, you have completed the installation procedure. Chapter 2 Installation ...
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... OK SLOT0 0 OK 1 SLOT1 0 OK 1 CONSOLE ACT COL FDX 100 LINK 10/100 ETHERNET AUX SLOT2 0 OK 1 SLOT3 0 OK 1 Cisco 1700 Series 1 Interface Card 2 Guides Step 5 Insert the card in Figure 2-7. These slots have a small metal tab on WICs, preventing WICs from being inserted by mistake. Hold the card by the edges... on either side of the card front panel, and line up the card edges with the guides inside the card slot, as shown in the slot, and gently push it into the router until the front panel of the card is flush with a similar tab on the right side...
... OK SLOT0 0 OK 1 SLOT1 0 OK 1 CONSOLE ACT COL FDX 100 LINK 10/100 ETHERNET AUX SLOT2 0 OK 1 SLOT3 0 OK 1 Cisco 1700 Series 1 Interface Card 2 Guides Step 5 Insert the card in Figure 2-7. These slots have a small metal tab on WICs, preventing WICs from being inserted by mistake. Hold the card by the edges... on either side of the card front panel, and line up the card edges with the guides inside the card slot, as shown in the slot, and gently push it into the router until the front panel of the card is flush with a similar tab on the right side...
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...-03 Cisco 1760 Modular Access Router Hardware Installation Guide 2-13 Chapter 2 Installation Optional Installation Steps • SLOT 0 and SLOT 1 OK-On when a WIC or VIC is correctly installed in the slot. • SLOT 2 and SLOT 3 OK-On when a VIC is correctly installed in the slot. • SLOT 0, SLOT 1, SLOT 2, and SLOT 3-Activity... the end of the light blue console cable with the router. Follow these slots varies, depending on the type of WIC or VIC installed. See Table 1-5 in Chapter 1, "Cisco 1760 Router Overview," for this connection is included with the RJ-45 connector ...
...-03 Cisco 1760 Modular Access Router Hardware Installation Guide 2-13 Chapter 2 Installation Optional Installation Steps • SLOT 0 and SLOT 1 OK-On when a WIC or VIC is correctly installed in the slot. • SLOT 2 and SLOT 3 OK-On when a VIC is correctly installed in the slot. • SLOT 0, SLOT 1, SLOT 2, and SLOT 3-Activity... the end of the light blue console cable with the router. Follow these slots varies, depending on the type of WIC or VIC installed. See Table 1-5 in Chapter 1, "Cisco 1760 Router Overview," for this connection is included with the RJ-45 connector ...
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...Problem-Solving Chapter 3 Troubleshooting Table 3-1 Blinking Patterns of the OK LED Number of the 860P DPRAM failed. Troubleshooting WICs and VICs Use the show diag Slot 0: C1760 1FE VE 4SLOT DV Mainboard Port adapter, 9 ports Port adapter is analyzed Port adapter insertion time unknown EEPROM contents at hardware discovery: Hardware ... FF FF FF 0x70: FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF Packet Voice DSP Module Slot 0: Hardware Revision : 2.2 Part Number : 73-3815-01 Board Revision : A0 Cisco 1760 Modular Access Router Hardware Installation Guide 3-8 78-13342-03
...Problem-Solving Chapter 3 Troubleshooting Table 3-1 Blinking Patterns of the OK LED Number of the 860P DPRAM failed. Troubleshooting WICs and VICs Use the show diag Slot 0: C1760 1FE VE 4SLOT DV Mainboard Port adapter, 9 ports Port adapter is analyzed Port adapter insertion time unknown EEPROM contents at hardware discovery: Hardware ... FF FF FF 0x70: FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF Packet Voice DSP Module Slot 0: Hardware Revision : 2.2 Part Number : 73-3815-01 Board Revision : A0 Cisco 1760 Modular Access Router Hardware Installation Guide 3-8 78-13342-03
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...33 33 39 0x20: 30 30 37 58 03 00 81 00 00 00 00 04 00 09 02 FF Packet Voice DSP Module Slot 1: Hardware Revision : 2.2 Part Number : 73-3741-01 Board Revision : A0 Deviation Number : 0-0 Fab Version : 02 PCB...36 0x20: 30 30 31 59 03 00 81 00 00 00 00 04 00 09 02 FF WIC/VIC Slot 0: Serial 2T (12in1) Hardware revision 1.0 Board revision B0 Serial number 0017662984 Part number 800-03181-01 Test ... 01 03 00 FF FF FF FF FF FF FF FF WIC/VIC Slot 1: Dual FXS Voice Interface Card Hardware revision 1.1 Board revision F0 Cisco 1760 Modular Access Router Hardware Installation Guide 3-9
...33 33 39 0x20: 30 30 37 58 03 00 81 00 00 00 00 04 00 09 02 FF Packet Voice DSP Module Slot 1: Hardware Revision : 2.2 Part Number : 73-3741-01 Board Revision : A0 Deviation Number : 0-0 Fab Version : 02 PCB...36 0x20: 30 30 31 59 03 00 81 00 00 00 00 04 00 09 02 FF WIC/VIC Slot 0: Serial 2T (12in1) Hardware revision 1.0 Board revision B0 Serial number 0017662984 Part number 800-03181-01 Test ... 01 03 00 FF FF FF FF FF FF FF FF WIC/VIC Slot 1: Dual FXS Voice Interface Card Hardware revision 1.1 Board revision F0 Cisco 1760 Modular Access Router Hardware Installation Guide 3-9
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... problems that could occur with the WICs and VICs and describes possible solutions. 3-10 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Problem-Solving Chapter 3 Troubleshooting Serial... 00 0x30: 78 00 00 00 99 05 26 01 FF FF FF FF FF FF FF FF VIC Slot 2: Dual FXS Voice Interface Card Hardware revision 1.1 Board revision B0 Serial number 0019621176 Part number 800-02493-02...00 0x30: 58 00 00 00 00 05 15 01 FF FF FF FF FF FF FF FF VIC Slot 3: Dual NT or TE BRI Voice Interface Card Hardware revision 1.0 Board revision B0 Serial number 0022850526 Part number...
... problems that could occur with the WICs and VICs and describes possible solutions. 3-10 Cisco 1760 Modular Access Router Hardware Installation Guide 78-13342-03 Problem-Solving Chapter 3 Troubleshooting Serial... 00 0x30: 78 00 00 00 99 05 26 01 FF FF FF FF FF FF FF FF VIC Slot 2: Dual FXS Voice Interface Card Hardware revision 1.1 Board revision B0 Serial number 0019621176 Part number 800-02493-02...00 0x30: 58 00 00 00 00 05 15 01 FF FF FF FF FF FF FF FF VIC Slot 3: Dual NT or TE BRI Voice Interface Card Hardware revision 1.0 Board revision B0 Serial number 0022850526 Part number...
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... 1 OK MOD OK SLOT0 0 OK 1 SLOT1 0 OK 1 CONSOLE ACT COL FDX 100 LINK 10/100 ETHERNET AUX SLOT2 0 OK 1 SLOT3 0 OK 1 WIC/VIC slots VIC-only slots Cisco 1700 Series Installing a DIMM You can install a DIMM to install a dual in-line DRAM memory module (DIMM), a single inline Flash memory module (SIMM) and... bottom on the motherboard. Locating Modules Figure C-3 shows where to increase the amount of dynamic RAM (DRAM) in the following sizes: • 16 MB Cisco 1760 Modular Access Router Hardware Installation Guide C-4 78-13342-03 DIMMs are available in the router.
... 1 OK MOD OK SLOT0 0 OK 1 SLOT1 0 OK 1 CONSOLE ACT COL FDX 100 LINK 10/100 ETHERNET AUX SLOT2 0 OK 1 SLOT3 0 OK 1 WIC/VIC slots VIC-only slots Cisco 1700 Series Installing a DIMM You can install a DIMM to install a dual in-line DRAM memory module (DIMM), a single inline Flash memory module (SIMM) and... bottom on the motherboard. Locating Modules Figure C-3 shows where to increase the amount of dynamic RAM (DRAM) in the following sizes: • 16 MB Cisco 1760 Modular Access Router Hardware Installation Guide C-4 78-13342-03 DIMMs are available in the router.
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...your hand or any existing DIMM by mishandling. 78-13342-03 Cisco 1760 Modular Access Router Hardware Installation Guide C-5 DIMMs are inserted over the bars inside the DIMM slot. Step 1 Step 2 Locate the DIMM slot on the router motherboard: Warning During this procedure, wear grounding ...see the router memory size. See Figure C-3 on the edge of the "Cisco 1760 Router Overview" chapter. Figure C-4 Installing a DIMM DIMM 2 DIMM slot 1 2 42289 DIMM slot guides Step 3 Insert the DIMM into the DIMM slot, making sure that the notches on page C-4. Caution Handle DIMMs by the ...
...your hand or any existing DIMM by mishandling. 78-13342-03 Cisco 1760 Modular Access Router Hardware Installation Guide C-5 DIMMs are inserted over the bars inside the DIMM slot. Step 1 Step 2 Locate the DIMM slot on the router motherboard: Warning During this procedure, wear grounding ...see the router memory size. See Figure C-3 on the edge of the "Cisco 1760 Router Overview" chapter. Figure C-4 Installing a DIMM DIMM 2 DIMM slot 1 2 42289 DIMM slot guides Step 3 Insert the DIMM into the DIMM slot, making sure that the notches on page C-4. Caution Handle DIMMs by the ...
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...mishandling. Rock it into the slot (see Figure C-5). Cisco 1760 Modular Access Router Hardware Installation Guide C-6 78-13342-03 The SIMM used to increase the amount of the clips. Follow these steps to the router. Step 4 Position the SIMM so that the indexing slot in the connector (bottom edge... the connector springs will click into place. Tilt the SIMM 45 degrees toward you could shock yourself. Step 1 Step 2 Step 3 Locate the SIMM slot on page C-4. Remove any metal tool, or you . Hold the SIMM with the component side toward the rear of the DIMM. Installing a SIMM ...
...mishandling. Rock it into the slot (see Figure C-5). Cisco 1760 Modular Access Router Hardware Installation Guide C-6 78-13342-03 The SIMM used to increase the amount of the clips. Follow these steps to the router. Step 4 Position the SIMM so that the indexing slot in the connector (bottom edge... the connector springs will click into place. Tilt the SIMM 45 degrees toward you could shock yourself. Step 1 Step 2 Step 3 Locate the SIMM slot on page C-4. Remove any metal tool, or you . Hold the SIMM with the component side toward the rear of the DIMM. Installing a SIMM ...
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... the router motherboard. The total number of DSPs provided by one PVDM (a single DSP), and you want to 2 voice-BRI VICs The Cisco 1760 router has two PVDM slots. Do not directly touch the backplane with a PVDM-256K-12. Any of DSPs 1 2 PVDM-256K-12 3 PVDM-256K-16 4 PVDM-256K-20... or 1 analog VIC and up to increase the number of DSPs required by pulling the PVDM snaps away from the module. (See Figure C-6.) Cisco 1760 Modular Access Router Hardware Installation Guide C-8 78-13342-03 Follow these steps to the router. Warning During this procedure, wear grounding wrist straps ...
... the router motherboard. The total number of DSPs provided by one PVDM (a single DSP), and you want to 2 voice-BRI VICs The Cisco 1760 router has two PVDM slots. Do not directly touch the backplane with a PVDM-256K-12. Any of DSPs 1 2 PVDM-256K-12 3 PVDM-256K-16 4 PVDM-256K-20... or 1 analog VIC and up to increase the number of DSPs required by pulling the PVDM snaps away from the module. (See Figure C-6.) Cisco 1760 Modular Access Router Hardware Installation Guide C-8 78-13342-03 Follow these steps to the router. Warning During this procedure, wear grounding wrist straps ...