2-1. BLOCK DIAGRAM – VOICE DET JP100 MODULER JACK D100-103 LINE SW Q110, 111 MODULER JACK LINE JP101 RINGER DET ZD100, 101 JP90 +5V REG DC JACK – DC IN 12V AUDIBLE INDICATOR RINGER SELECT SECTION 2 DIAGRAMS TI - TI + MUTE VREF...
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• IC Block Diagrams U1 TC88512AF-043 100 95 CLOCK COUNTER WE/PF0 MEMORY INTERFACE CAS1/PF2 PC (3:0) RAS/PF3 OE/PF1 A 16 A15-12/PI(3:0) DVSS1-4 CPU PROGRAM XOUT CLOCK DVDD1-4 GENERATOR PVSS PLLI ADDRESS DECODER PLLO PVDD U2 TC58A04F 27 – 15 4M BIT CHARGE PUMP/ MEMORY CONTROL GATE...
• Waveform THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. (In addition to this, the necessary note is printed in each block.) For schematic diagrams. 4MHz Note: • All capacitors are in µF unless otherwise noted. pF: µµF U1 !§...
SECTION 3 EXPLODED VIEW NOTE: • The mechanical parts with no reference number in • -XX, -X mean standardized parts, so they may have the exploded views are not supplied. some difference from the original one. • Hardware (# mark) list and accessories and pack- •...